Evidence row 1776272

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/pyqEWa"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9be3173a-39e0-43cf-ad71-8f71e7851d98/.well-known/agent-card.json"
    ]
  ],
  "name": "Stosta",
  "owner_address": "0x788a0b40ade3762b9379872f89119da8e2f30c4e",
  "raw": {
    "agent_id": "11589",
    "agent_uri": "https://centralcity.ai/a/pyqEWa",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Stosta 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/pyqEWa",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Stosta",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9be3173a-39e0-43cf-ad71-8f71e7851d98/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/pyqEWa",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:53:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Stosta 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/pyqEWa"
}

What the leaf hashes

{"body":"7335c957893f8b50486a32c39a514dcff9f479a1d1e5350fa019749a8e979bab","id":1776272,"kind":"listing","method":"sync.erc8004/1","observed_us":1793552031137043,"prev":null,"subject":"erc8004:5042:11589","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. 0x7428c1424ccd222d8bf03ea42499e22665436f1539a97d7c5df8d6789f749b15
2. 0xb01f88de8148f1ad401568e6710f0b73938007ddcc47b263c37e9d35dd0b378c
3. 0xedadd9ecbc6c6196c2534c136a2a14041a693671b05c2bbc4c5061494f138037
4. 0x23a507e180f85ac44d22bd326830a708c3f408851bd633ad2f3fd6e1aab296c4
5. 0x214d919cc69fc3c4ee9eba0a2e9386afb901aa956b0beba9302c75d730c91490
6. 0xc04d3fab27b10a828485704f61258c755321342836f1ce8667479aee8a553757
7. 0xb8720572c85b4f4240f4fe9cb5c70fa6ccc95d91778dd7b27dc6b12622d8185b
8. 0xbcaa6ea2d6b5c77d2dd2c9f1d9d00d1cb20356750efbc589ad2efabd1eabf2c8
9. 0x9c83020d0927704f45f4acc2c6f8914b504402eebbabb4a49242a7af76f7fda5
10. 0x4af971f24997e9af8b974d05a7139ac61a466c994377543ed0b926ea43fbcb27
11. 0x40ff5a30dbd31b23a88ae67f280f9cd632abb009b0ecc6991f8d561abcca4fca
12. 0x7db75c7aace077c417d768719a6bf43b859889f737d52a7a24f768c32a757f76
13. 0xeed7e951b5e4701a6d9e1ccb44369bdaeb14efaf3655042a73f8487da4230bf1
14. 0x3c3408392402b125bd2c2cfb11c655ba3e5ef4f456caee26d4ee38a093e93c53
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90