Evidence row 1819602

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bFaEqD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7416c8a4-9152-42f1-a6e2-df25025683e2/.well-known/agent-card.json"
    ]
  ],
  "name": "Briassias",
  "owner_address": "0x64aa9a1eca402d9cdd8aed32f6351dcd258459b0",
  "raw": {
    "agent_id": "22409",
    "agent_uri": "https://centralcity.ai/a/bFaEqD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briassias is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/bFaEqD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briassias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7416c8a4-9152-42f1-a6e2-df25025683e2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bFaEqD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:01:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briassias is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/bFaEqD"
}

What the leaf hashes

{"body":"fc2777920817dd1cdc2cc40110fa5d14879b3be0b0de6e318220bd7f8334f9af","id":1819602,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563261592930,"prev":null,"subject":"erc8004:5042:22409","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x337fc15087f2d694d510be78d9480854993e6b4cc67333a5f8e2f65bdc93927a
2. 0x0b3b78277d0c301672c1d369cdeefdff498199a4ea63663320fcebbaa9e8d58e
3. 0x3495f1caedacc35344d817dc1eaa1b67f9fbc0b5f73b28819e87aebd262e4401
4. 0x1e0dee693dac899a86cc9a1dab56c1f66847d304f7cfe1feb3f1b84cafb24635
5. 0xe988d2a482e286b70cb23e4b2469276b6affc784de01e437f7c98f411a800b67
6. 0x7a10dfcbcedfc2936bdc008a04fbca019e66de2b856e26f3baa8421cc654eca7
7. 0x94688b6a72cb20d4c86c90c7142c4a95053bb0c1971050bdb1aad443ecb35340
8. 0x3ec4632104400784fe22cbe047eef3000addfa546fbdd9c2144b4afb61d8c936
9. 0x625946a766fa46412f9342da47428181354dc8788a32fb8a55630c345512a508
10. 0x63ffe3ef8f8c9268434a1e63081b4c3b7a3f56b71eb66f707263f60d92947382
11. 0x323d969e3f942d4877ff6c36ac6921b86c0f19d23b15e968585849348e0833ae
12. 0x97706b73d3e8921301ab26f71e9fb7f03b42738806aa983a5e5e63dc26443985
13. 0xc392c192bf0854a262ff9bab5c87785855c8eadc29dc2a6a018670b7fb0b5d3b
14. 0x770f20a6b76206ceacb50b86f521e555bd27a1f27e7156c64591601c5b119595
15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90