BIN: A Permissionless Recycling Infrastructure Protocol

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Abstract. India's recycling compliance system relies almost exclusively on self-reported data submitted to centralized regulators. While the system works well enough for large-volume generators, it suffers from the inherent weakness of the trust-based model. Verifiable recycling is not really possible, since compliance intermediaries cannot avoid generating fraudulent certificates — 600,000 fake EPR certificates were identified in 2023 alone. The cost of this mediation inflates compliance to Rs 55-80/kg while delivering zero consumer engagement and no behavioral change. With the possibility of fraud, brands must be wary of their compliance partners, and a certain percentage of waste leakage is accepted as unavoidable. What is needed is a recycling system based on cryptographic verification instead of trust, allowing any packaging unit to be traced from production to recycling without a trusted third party. In this paper, we propose a solution to the double-counting problem using a permissionless collection network where serialized QR codes create an immutable chain of custody for every container. The system is self-funding as long as unredeemed deposits exceed operating costs, which the empirical record across 60+ jurisdictions confirms they do.

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1. Introduction

Recycling compliance in India has come to rely almost exclusively on Producer Responsibility Organizations (PROs) serving as trusted intermediaries between brands and the regulatory system. While this works well enough for generating certificates, it suffers from the inherent weakness of the trust-based model. Completely verified recycling is not really possible, since PROs depend on self-reported data from waste processors they cannot independently audit. The Central Pollution Control Board (CPCB) identified 600,000 fraudulent Extended Producer Responsibility (EPR) certificates in 2023 [1]. Of 47.76 million tonnes of plastic waste produced between April 2022 and August 2024, only 19.64 million tonnes of recycling capacity exists [2].

The cost of this mediation is substantial. Brands pay Rs 55-80/kg for EPR compliance through PROs and receive nothing in return — no consumer data, no engagement, no behavioral change. The system accepts a recycling rate of approximately 8% as normal [3]. Meanwhile, the informal sector — 4 million waste pickers who perform 100% of India's actual recycling — operates without social security, formal identity, or fair pricing, receiving Rs 8-12/kg from middlemen who resell at Rs 24-35/kg [4].

A regulatory inflection makes the current model untenable. Rule 11A mandates machine-readable QR codes on all plastic packaging from July 1, 2025 [5]. EPR recycling targets escalate annually to 80% rigid plastic by 2027-28. Mandatory recycled content targets reach 60% rigid by FY 2028-29. Non-compliance penalties reach Rs 1 crore plus imprisonment up to 7 years [6]. India needs QR infrastructure. It does not have it.

What is needed is a recycling infrastructure based on verification instead of trust, allowing any packaging unit to be traced from factory to recycler without a centralized intermediary. Transactions that are physically verified at multiple points would protect brands from fraudulent certificates, and economic incentives could align all participants without central coordination. In this paper, we propose a permissionless protocol where serialized QR codes, a deposit mechanism, and an open collection network create a self-funding recycling system. The protocol is viable as long as unredeemed deposits and material value exceed operating costs — a condition satisfied in every deposit return system ever implemented.

2. Material Transactions

We define a material transaction as a chain of verified scans. Each container transfers from one custodian to the next by scanning the container's unique QR code, recording the custodian's identity and GPS coordinates, and appending this event to the container's history. Any participant can verify the chain of custody to confirm the container's journey.

Production → Brand QR Printed → Retail Sale (deposit charged)
    → Consumer Return (deposit refund via UPI)
    → Collection Point (kirana/RVM/waste picker)
    → Sorting Hub (weight + photo verified)
    → Recycler (material processed, certificate generated)

The problem, of course, is that a custodian could claim to have collected containers that were never actually returned — the recycling equivalent of double-spending. The current solution is to introduce a trusted central authority (CPCB + PROs) that checks every certificate. After each transaction, the waste must be "returned to the mint" — reported through the EPR portal — and only certificates issued through this system are trusted. The problem with this solution is that the fate of the entire compliance system depends on the accuracy of self-reported data, with every transaction having to go through intermediaries who profit from volume rather than verification.

We need a way for brands to know that the containers they paid to recycle were actually recycled. For our purposes, the earliest scan is the one that counts. The only way to confirm the absence of fraud is to be aware of all collection events. To accomplish this without a trusted party, material transactions must be independently verified at multiple points, and we need a system for participants to agree on a single history of each container's journey.

3. The QR Registry

The solution begins with a QR registry. Each packaging unit receives a serialized QR code conforming to GS1 Digital Link format, containing an HMAC signature that proves authenticity. The QR code is printed at the factory using existing CIJ/TIJ/laser systems from vendors like Markem-Imaje, Videojet, or Domino [7]. The registry records the moment of creation, linking the code to a specific brand, SKU, and production batch.

Each scan of the QR code creates a timestamped event: who scanned it, where, when, and in what context (sale, return, collection, processing). Each event includes the previous event's hash, forming a chain where each additional scan reinforces the ones before it.

QR Generated → First Scan (retail) → Return Scan (consumer)
    → Collection Scan (kirana) → Hub Scan (sorting)
    → Recycler Scan (processing) → Certificate Generated

The registry can process 10 million codes per minute, following the benchmark set by the Goa DRS system architecture [8]. Each code is one-time-use: once a container completes the return cycle, its QR is retired. This prevents double-counting — a container cannot generate two EPR certificates.

4. Proof-of-Collection

To establish that recycling actually occurred on a permissionless basis, we use a proof-of-collection system rather than relying on self-reported tonnage. Proof-of-collection requires multiple independent signals confirming a physical collection event:

1. QR scan — unique code, one-time use, HMAC-verified
2. GPS coordinates — collection point location matches registered address
3. Timestamp — scan time within operating hours
4. Weight verification — at hub, aggregate weight matches item count (±5%)
5. Photo verification — AI classification confirms material type (96.8% accuracy [9])
6. Cross-verification — kirana count matches waste picker pickup count matches hub intake

The proof-of-collection is essentially one-container-one-certificate. The majority decision is represented by the collection chain with the most independent verification points. If a majority of collection events are honest, the honest chain will grow fastest and outpace any fabricated claims. To fabricate a past collection event, an attacker would have to generate a valid QR scan, fake GPS from a registered location, produce matching weight at a hub, and pass AI photo classification — then maintain consistency across all downstream custodians.

For items without QR codes (legacy packaging, multi-layer plastics), AI image classification provides a degraded but functional proof-of-collection: photo + GPS + weight + cross-verification, without the cryptographic chain. This handles the 71% of Himalayan plastic waste that is non-recyclable MLP [10].

5. The Collection Network

The steps to operate the network are as follows:

1. Any kirana store downloads the app and displays a QR code — it is now a collection point.
2. Consumers return containers at any collection point and receive deposit refunds via UPI.
3. Waste pickers collect from kiranas on regular routes and deliver to sorting hubs.
4. Sorting hubs verify weight, sort by material type, bale for transport.
5. Aggregation centers consolidate volumes from multiple hubs.
6. Recyclers process material and receive EPR certificates generated from the verified chain.

The network is permissionless. No franchise fees, no territory assignments, no approvals required. India has 12 million kirana stores [11]. Each already has a UPI QR code, a relationship with regular customers, and physical space for a collection bin. Activating 1% of kiranas creates 120,000 collection points — more than any competitor could build from scratch.

Kiranas (charge deposit at sale) + RVMs (tourist spots, malls)
    + Waste Pickers (mobile collection agents)
    → Local Hubs (sort + bale, 1 per ward)
    → Regional Aggregation Centers
    → Recyclers

If two collection points serve the same neighborhood, consumers choose based on convenience. The network self-optimizes: underperforming points lose volume, high-performing points gain it. If a kirana stops collecting, others absorb the volume and earn more. The system gets stronger under stress.

Multiple collection points per neighborhood means no single point of failure. This is the opposite of Goa's top-down DRS model, which has stalled due to politics (13 industry bodies opposed it) and bureaucratic delay (CM said "no date notified" on March 12, 2026) [12].

6. The Deposit Engine

The incentive structure has three layers, and BIN's cost for consumer incentives is zero.

Layer 1: Deposit (Rs 5). The consumer's own money, charged at point of sale, refunded instantly via UPI upon return. Loss aversion — losing Rs 5 you already paid hurts approximately 2x more than gaining Rs 5 you didn't expect [13]. This is why deposits achieve 85-98% return rates while rewards achieve 40-50% [14]. Lithuania jumped from below 34% to 92% within two years of implementing deposits [15]. Latvia saw 61% reduction in coastline plastic litter within two years [16].

Layer 2: Brand Reward. "Return 3 Lay's packets → Rs 10 off next purchase." The brand pays, not BIN. Every return is a marketing touchpoint: EPR compliance AND customer retention AND first-party data, simultaneously. BIN earns a 10-20% platform fee on reward value.

Layer 3: Social Capital. Rankings, streaks, leaderboards, badges. Cost: Rs 0. Social modeling is the #1 most effective intervention for recycling behavior [17]. Combining monetary and non-monetary incentives produces the best results.

The deposit pool is a financial engine, not a pass-through account. Unredeemed deposits (25-30% of total, based on global empirical data) fund operations. Norway's Infinitum runs 95% of its deposit return system on unredeemed deposits plus material sales — producer fees cover only 5.4% [18]. Ireland's Re-Turn generated EUR 66.7 million in unredeemed deposits in its first year [19].

At scale (10 million containers/month), BIN's deposit pool generates Rs 1.25 crore/month in unredeemed revenue alone — before material sales, EPR credits, brand fees, or data analytics.

7. Seven Revenue Layers

BIN generates revenue from seven independent streams, ensuring no single dependency:

Revenue per kg at scale (PET): Rs 65-134. Operating cost per kg: Rs 35-98. The system is profitable at Phase 2 (500 kiranas, 25,000 items/day):

Phase 2 is profitable because the deposit model eliminates BIN-funded incentives. The consumer funds their own motivation. The brand funds the reward. BIN operates the infrastructure and captures the spread.

8. Lightweight Participation

It is possible to participate in the BIN protocol without operating a full collection hub. A kirana store needs only a smartphone with the BIN app to accept returns, verify QR codes, and trigger UPI refunds. The store does not sort, bale, or transport — waste pickers handle downstream logistics.

A consumer needs only a UPI-enabled phone. India has 500 million+ UPI users, 94% small merchant adoption, and 65.8 crore QR deployments [20]. UPI Lite enables offline transactions up to Rs 500, critical for Himalayan regions with poor connectivity [21]. 52% of UPI users cite cashback as their key adoption driver — the behavioral infrastructure for scan-and-earn is already trained into Indian consumers [22].

A waste picker needs a phone, Aadhaar, and a UPI account. Registration takes minutes. BIN provides digital identity, payment rails, and optional insurance (Rs 38-455/month covering accident, life, and health) [23].

Each participant type engages only with their relevant slice of the protocol. The full chain of custody emerges from the sum of lightweight individual actions.

9. Credit Generation

Although it would be possible to handle each container's compliance value individually, it would be unwieldy to generate a separate certificate for every bottle. To allow value to be aggregated and split, BIN's proof-of-collection data generates multiple credit types simultaneously:

From a single tonne of verified PET collection:

One physical collection event generates five revenue streams. The EPR credit market alone is Rs 12,000 crore (2025) growing to Rs 40,000 crore by 2030 at 20% CAGR [24]. Global plastic credits are growing at 121% CAGR to $6.83 billion by 2033 [25].

BIN operates a marketplace where recyclers bid for verified feedstock and brands purchase credits. The marketplace take rate is 5-10%. Because BIN's credits carry full chain-of-custody verification — from QR scan to recycler intake — they command a premium over trust-based certificates from a market where 600,000 fakes were identified in a single year.

10. Data Architecture

The traditional compliance model achieves auditability by limiting access to information between brands, PROs, and the regulator. The necessity to verify collection at every point precludes this closed approach, but data segmentation can still be maintained by controlling access at the identity layer.

Traditional:  Brand → PRO → CPCB (self-reported, opaque)
BIN:          QR Scan Events → Anonymized Chain → Aggregated Reports

Brands see: their SKUs' collection rates, geography, demographics, return patterns. They do not see individual consumer identities. Municipalities see: ward-level waste data, collection efficiency, diversion rates. They do not see brand-level economics. Consumers see: their personal recycling history, rewards balance, and social ranking. They do not see system economics.

The QR scan generates first-party behavioral data — which products consumers buy, return, and when — that brands currently spend crores to approximate through surveys. This data is the basis of Layer 6 (analytics SaaS: Rs 50K-25L/month per brand).

11. Projections

We model the deposit pool growth and return rates using empirical data from 60+ existing deposit return systems worldwide.

Let d = deposit amount (Rs 5), n = containers/month, r = return rate, u = unredeemed fraction (1 - r).

Monthly unredeemed revenue: U = d × n × u

At global median return rate of 85% (u = 0.15, conservative):

At India-specific return rates (likely lower initially, u = 0.25-0.30):

Norway's Infinitum demonstrates the steady state: unredeemed deposits (42%) + material sales (26%) fund 95% of operations, with producer fees covering only 5.4% [18]. The probability that a deposit system fails to self-fund drops exponentially with scale — no deposit return system has ever failed due to insufficient unredeemed revenue.

Return rate convergence. Lithuania's experience is instructive: return rates jumped from below 34% to 92% within 24 months [15]. The behavioral economics literature confirms that deposits are most effective for people who don't already recycle, have lower income, and don't self-identify as environmentalists [26] — precisely India's target demographic. We project Indian return rates of 50-60% in year 1 (conservative), converging to 80-85% by year 3.

Total Addressable Market:

India produces approximately 50 billion plastic containers per year. At Rs 5 deposit per container, the total deposit pool at national scale is Rs 25,000 crore/year. At 25% unredeemed, that is Rs 6,250 crore/year in deposit revenue alone — before material sales, EPR credits, brand fees, carbon credits, or data analytics.

The combined TAM across all seven revenue layers: Rs 15,700 crore (2025) growing to Rs 58,500 crore by 2030.

12. Why Himalayas First

The Indian Himalayan Region generates 14,450 tonnes of waste per day, 71% of which is non-recyclable multi-layer plastic [10]. PepsiCo is the number one polluting brand for the third consecutive year — Lay's, Kurkure, and Sting packets dominate the waste stream [27]. These are branded, scannable, EPR-accountable products.

Darjeeling generates 30-45 tonnes of waste per day with no treatment facility. All waste is trucked 50+ kilometers to Siliguri [28]. BIN is based in Siliguri. This is literally the waste landing on our doorstep.

The Himalayas offer structural advantages for a new protocol:

1. Visibility. "Save the Himalayas from plastic" is a story that generates media interest, brand pressure, tourist awareness, and government attention without marketing spend.
2. Tourism density. 400 million+ tourists to Uttarakhand and Himachal Pradesh since 2010 [29]. 525,000+ tourists visited Ladakh in 2023, producing 50,000+ plastic bottles per day in Leh alone [30]. Tourist waste is branded, high-volume, and concentrated.
3. Regulatory momentum. Sikkim banned plastic bags in 1998. Himachal Pradesh banned single-use bottles in June 2025. Ladakh's LAHDC warned Coca-Cola and PepsiCo for EPR evasion in July 2025 [31]. The political will exists.
4. Weak incumbent. No existing deposit return system. No garbage mafia presence in mountain towns. First mover advantage.
5. Existing allies. Zero-Waste Andolan (Darjeeling): 100+ entities at zero waste, 3 certified zero-waste villages [32]. Waste Warriors (Dehradun): 200+ staff, 12 years of experience [33].

The protocol proves itself in the Himalayas, then scales through the same kirana-and-UPI infrastructure that already blankets every Indian city.

13. Lock-In Cascade

QR codes on packaging are mandatory from July 2025. Once brands print BIN's serialized QR codes, BIN becomes the source of truth for what is on the market. The natural deposit pool manager is whoever controls the QR registry. The natural credit generator is whoever controls the deposit pool. The natural EPR marketplace is whoever generates the credits. The natural brand platform is whoever operates the marketplace.

Each layer makes the next inevitable:

QR codes on packaging (mandatory)
    → BIN = source of truth for market supply
    → Natural deposit pool manager
    → Natural credit generator
    → Natural EPR marketplace
    → Natural brand engagement platform
    → Natural municipal data provider

This is not a platform. It is a protocol. TCP/IP is permissionless but has strict rules. BIN uses economic incentives — reputation scores, cross-verification, deposit stakes — instead of gatekeeping. Any kirana can join. Any waste picker can register. Any brand can hit the API. The protocol enforces quality through incentive alignment, not approvals.

14. Conclusion

We have proposed a system for verified recycling without relying on trust. We started with the existing framework of EPR compliance made from self-reported data to centralized regulators, which provides administrative structure but is incomplete without a way to prevent fraudulent certificates. To solve this, we proposed a permissionless collection network using proof-of-collection to record a verifiable chain of custody for every container, creating records that become computationally impractical for a fraudster to fabricate when multiple independent verification points are required.

The network is robust in its permissionless simplicity. Collection points work with minimal coordination. They do not need to be registered or approved, and only need to download an app to participate. Waste pickers can join and leave the network at will, accepting the verified collection chain as proof of what was collected while they were active. They earn more (Rs 15-25/kg vs Rs 8-12/kg), with digital payments, insurance, and formal identity.

The deposit engine aligns incentives without central funding. Consumers are motivated by loss aversion. Brands are motivated by regulatory compulsion and consumer data. Kiranas are motivated by commission income. Waste pickers are motivated by higher per-kg rates. Recyclers are motivated by verified feedstock. Municipalities are motivated by Swachh Survekshan rankings and diversion savings. The protocol captures the spread across seven revenue layers.

India mandates QR codes on every plastic container from July 2025 but has no national infrastructure to generate, manage, or read them. The regulatory demand exists. The supply does not. Any needed rules and incentives can be enforced with this protocol.

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References

[1] Central Pollution Control Board, "EPR Compliance Audit Report," 2023. 600,000 fraudulent certificates identified.

[2] CPCB, "Plastic Waste Generation and Recycling Capacity," April 2022–August 2024.

[3] Centre for Science and Environment, "India's Recycling Rate Assessment," 2024.

[4] Alliance of Indian Wastepickers; Chintan Environmental Research, "Informal Sector Economics in Waste Management," 2023.

[5] Ministry of Environment, Forest and Climate Change, "Plastic Waste Management (Amendment) Rules — Rule 11A: QR/Barcode Mandate," effective July 1, 2025.

[6] Plastic Waste Management Rules, 2016 (as amended through 2026). Penalties under Section 15, Environment Protection Act 1986.

[7] Markem-Imaje, Videojet Technologies, Domino Printing Sciences. CIJ/TIJ industrial printing specifications for serialized QR codes on packaging lines.

[8] Goa Coastal & Environment Management Society, "DRS Technical Architecture," 2025. AWS-hosted, cryptographic, collision-free unique serial identifiers.

[9] YOLO-WasNet, "Real-time Waste Classification on Mobile Devices," 2024. 96.8% mAP, sub-100ms inference.

[10] Himalayan Cleanup, "Annual Waste Audit Report," 2024. 14,450 tonnes/day in Indian Himalayan Region; 71% non-recyclable; 68.5% MLP; 84.2% food and drink packaging.

[11] Retailers Association of India; various estimates of kirana store density. NPCI UPI deployment data: 65.8 crore merchant QR codes.

[12] Goa Legislative Assembly proceedings, March 12, 2026. CM Pramod Sawant: "no date notified" for DRS launch. 13 industry bodies (IBA, FICCI, Goa Chamber et al.) filed formal opposition.

[13] D. Kahneman and A. Tversky, "Prospect Theory: An Analysis of Decision Under Risk," Econometrica, vol. 47, no. 2, pp. 263-292, 1979.

[14] EU Commission meta-analysis, 15 case studies: average 35% increase in return rates after DRS implementation. Global DRS data: Germany >98%, Norway 92%, Lithuania 92%.

[15] TOMRA, "Lithuanian Deposit Return System: Two-Year Impact Assessment," 2018.

[16] Latvia Environment, Geology and Meteorology Centre, "Coastline Litter Assessment Pre/Post DRS," 2024.

[17] A. Varotto and A. Spagnolli, "Psychological strategies to promote household recycling," Journal of Environmental Psychology, 2017.

[18] Infinitum AS (Norway), "Annual Report 2024." Revenue split: 42% unredeemed deposits, 26% material sales, 32% producer fees.

[19] Re-Turn CLG (Ireland), "First Year Operations Report," 2024. EUR 66.7M unredeemed deposits (34% of total). Pre-tax surplus: EUR 51.3M.

[20] National Payments Corporation of India, "UPI Statistics 2025." 228.3 billion transactions, INR 299.7 trillion value, 500M+ users.

[21] Reserve Bank of India, "UPI Lite Guidelines," 2024. Offline transactions up to Rs 500.

[22] NPCI/RBI surveys on UPI adoption drivers, 2024-2025.

[23] Pradhan Mantri Suraksha Bima Yojana (Rs 20/year), Pradhan Mantri Jeevan Jyoti Bima Yojana (Rs 436/year), group health insurance estimates for informal sector workers.

[24] EPR credit market sizing: CPCB registration data, PRO fee schedules, industry estimates (Morgan Stanley, CRISIL).

[25] Verra, "Plastic Credit Market Outlook," 2024. $982M (2025) → $6.83B by 2033.

[26] ScienceDirect, "Deposit Return System Efficacy by Demographic Segment," 2024.

[27] Himalayan Cleanup, "Brand Audit 2024." PepsiCo (Lay's, Kurkure, Sting) ranked #1 polluting brand for third consecutive year.

[28] Down To Earth, "Darjeeling's Waste Crisis: 30-45 MT/Day with No Treatment," 2024.

[29] India Development Review; Ministry of Tourism statistics, "Tourist Footfall in Himalayan States 2010-2025."

[30] Snow Leopard Network / Leh Municipal Committee, "Tourism Impact on Solid Waste in Ladakh," 2023.

[31] Ladakh Autonomous Hill Development Council, Leh. Notice to Coca-Cola and PepsiCo regarding EPR obligation evasion, July 2025.

[32] Zero Waste Himalaya / Zero-Waste Andolan, Darjeeling. National Geographic "Places of a Lifetime" recognition.

[33] Waste Warriors Society, Dehradun. Founded 2012. "Paryavaran Sakhi" women collector program across Himachal Pradesh and Uttarakhand.