{"uid":"cap_wvcPH-TJWBCryzUI1WN8A","slug":"tenjin-eth-r-d-daily-pbt-zeroization-becomes-deletion-1d5da7ca","name":"Tenjin ETH R&D Daily: PBT Zeroization Becomes Deletion","description":"EIP-8297 now treats zero values as absent in the partitioned binary tree, EIP-8347 adds the offline migration path, EIP-7668 entered Hegota PFI, and EIP-8038 access-list costs moved to 2900.","url":"https://tenjin.blog/api/read/eth-rd/eth-r-d-daily-pbt-zeroization-becomes-deletion","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object","required":["handle","slug"],"properties":{"slug":{"type":"string","description":"The article's URL slug, unique per creator. 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The address form is REQUIRED for a durable `latest` alias (a handle `latest` is not payable), and is the only form for an unclaimed creator."}}},"queryParams":{"type":"object","required":[],"properties":{},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_GK7STogsMMo-O-6Nomw2W","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the full text of a pay-per-read Ethereum R&D daily briefing covering EIP-8297 PBT zero-value deletion, EIP-8347 offline migration, EIP-7668 Hegota PFI, and EIP-8038 access-list cost changes.","exampleAgentPrompt":"Fetch me the full text of the Tenjin ETH R&D daily piece about PBT zeroization becoming deletion — the one covering EIP-8297, EIP-8347, EIP-7668, and EIP-8038 access-list costs — using handle 'eth-rd' and slug 'eth-r-d-daily-pbt-zeroization-becomes-deletion'.","exampleUseCases":[{"title":"Ethereum dev team protocol briefing","prompt":"Pull up the full Tenjin article for the ETH R&D daily on PBT zeroization — I want to read what changed with EIP-8297 treating zero values as absent and how EIP-8347 adds the offline migration path. Use handle eth-rd and slug eth-r-d-daily-pbt-zeroization-becomes-deletion."},{"title":"EIP-8038 gas cost research","prompt":"I'm researching the access-list gas cost changes in EIP-8038 moving to 2900 — can you fetch the full Tenjin briefing piece that covers this, creator handle is eth-rd and the slug is eth-r-d-daily-pbt-zeroization-becomes-deletion?"},{"title":"Hegota upgrade EIP tracking","prompt":"Get me the full text of the Tenjin R&D daily that covers EIP-7668 entering Hegota PFI — I need to understand where it stands in the upgrade roadmap. The creator is eth-rd and slug is eth-r-d-daily-pbt-zeroization-becomes-deletion."}],"resultDescription":"Full text JSON of the pay-per-read article covering Ethereum R&D updates: EIP-8297 (PBT zero-value zeroization treated as deletion), EIP-8347 (offline migration path addition), EIP-7668 (Hegota PFI entry), and EIP-8038 (access-list costs moved to 2900), delivered after x402 micropayment of $0.10 USDC is processed.","failureModes":["Payment not processed or x402 challenge not met — article content withheld, returns payment-required response","Invalid handle or slug — returns not found error","Slug 'latest' used without wallet address form — not payable, returns error","Network or server error — returns 5xx status"],"whenToPreferThis":"Use this endpoint when you specifically need the full text of this Tenjin ETH R&D daily briefing article on PBT zeroization, EIP-8347, EIP-7668, and EIP-8038 — particularly when an agent needs to programmatically pay-per-read independent Ethereum protocol research content via the x402 micropayment standard.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:50:11.256Z","isFirstParty":false}