{"id":2633334,"recorded_at":"2026-11-03T19:33:23.123404Z","observed_at":"2026-11-03T19:33:23.123326Z","subject_kind":"source_record","subject":"x402_bazaar:https://tabularium.matt-3e0.workers.dev/write","kind":"listing","method":"sync.x402_bazaar/1","body":{"endpoints":[["x402","https://tabularium.matt-3e0.workers.dev/write"]],"name":"Tabularium","owner_address":"0x951bd91ad61d2d867f21b54d2f717d8fff4ad28a","raw":{"accepts":[{"amount":"3000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"maxTimeoutSeconds":60,"network":"eip155:8453","payTo":"0x951BD91AD61d2D867F21b54D2f717D8FFF4aD28a","scheme":"exact"}],"description":"Agent memory: save a value under a key in a persistent key-value store owned by the paying wallet. The first write opens a 30-day workspace. Memory survives restarts, new machines and hand-offs between agents. Every write is hash-chained and signed (Ed25519), so the history verifies offline. Values up to 64 KB; failed writes are not charged.","extensions":{"bazaar":{"info":{"input":{"body":{"idempotency_key":"retry-7f3a","key":"notes/today","value":"Met the supplier; follow up Friday."},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"entry":{"hash":"<sha256 hex of this entry>","key":"notes/today","op":"write","prev":"<hash of entry 2>","seq":3,"ts":1790000000000,"valueHash":"<sha256 hex of the value>"},"expiresAt":1792592000000,"head":{"hash":"<entry hash>","seq":3,"sig":"<base64 Ed25519 signature over the head>"},"ok":true,"wallet":"0x..."},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"idempotency_key":{"description":"Optional retry id; a repeat returns the original entry","pattern":"^[A-Za-z0-9._:-]{1,128}$","type":"string"},"key":{"description":"Key to append under","pattern":"^[A-Za-z0-9._:/-]{1,128}$","type":"string"},"value":{"description":"UTF-8 value, up to 64 KB","maxLength":65536,"type":"string"}},"required":["key","value"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"}}},"lastUpdated":"2026-11-03T05:41:13.963Z","quality":{"l30DaysTotalCalls":101,"l30DaysUniquePayers":7,"lastCalledAt":"2026-11-03T05:41:13.697Z"},"resource":"https://tabularium.matt-3e0.workers.dev/write","serviceName":"Tabularium","tags":["agent-memory","storage","verifiable","hash-chain","key-value"],"type":"http","x402Version":2},"source":"x402_bazaar","summary":"Agent memory: save a value under a key in a persistent key-value store owned by the paying wallet. The first write opens a 30-day workspace. Memory survives restarts, new machines and hand-offs between agents. Every write is hash-chained and signed (Ed25519), so the history verifies offline. Values up to 64 KB; failed writes are not charged."},"body_sha256":"5a5c8b3014c701abaaf0f3a48213c5cb9987af209d1eb849b031395a9f4a6a0a","prev_id":2201386,"leaf":"0xbb95f60000c6086d5f5813639750abfe903e428f8c62be1241e60737ff3b8b5e","leaf_text":"{\"body\":\"5a5c8b3014c701abaaf0f3a48213c5cb9987af209d1eb849b031395a9f4a6a0a\",\"id\":2633334,\"kind\":\"listing\",\"method\":\"sync.x402_bazaar/1\",\"observed_us\":1793734403123326,\"prev\":2201386,\"subject\":\"x402_bazaar:https://tabularium.matt-3e0.workers.dev/write\",\"subject_kind\":\"source_record\"}","day":{"day":"2026-11-03","leaves":425475,"root":"0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a","chained":"0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43","anchor_chain":"eip155:5042002","anchor_tx":"0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7","anchor_block":70601990},"proof":["0xbb96795f84e3d33b7c72a96c26abcb6a2afab362a365496e7ccd6e436022a461","0x272e99755b49d5088363df34da38df990951bafea5302c8d97df73790b74db19","0x3ac09581161751a51c1cd43dec52c9b49869a3f5d909d2e09b3fe75e6321f85e","0x8a39b3e7c7172fd4123dd41f3c00172c4f442fb5123b6315292402e119ec6fc0","0x96ef9f98155f74336ce56aa4901b5a6ea0953b363839a00ae3a4ec95492e7763","0x2483bb9805c845b6d0f3e383c6bd79b381b1859ec0bce0460c1f22452561fe42","0xabaea6c33122cf6934ac733c8f900f723897b3b9785a1d66c4ce847f9c9408d6","0x52b1fc0b9580e5ab1273526a1d526b3049080b6fd2f1c5e6a554225faa0e67be","0x6fcb39316e3d4441f9b386cf6782ea28da1f7eb236c0d55d2e139fb8b37aa0db","0x1cca64dc0611d97571a3c13e38aa929f0abc4f4b53711f9de1d0d910b608cd13","0x8334409da700754b124c202679c755deae26ce38699f8fb42d0331e02cd3721c","0x7ce601fc96d647ce2463507747a850bd2b37655c54170e4e68ac13eab78c269c","0x4b0168dc3cf75706d02e85e816aabcf4a2cbb6cd44a0eea1377f703048a10500","0xe48dd050d36f1a75a7d005677c3e962435e7b5ad246de637e9e1fc9be7665b0a","0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed","0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa","0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba","0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3","0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a"]}