Evidence row 2070850

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/HXzhi2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f5e9d807-3330-4b69-b913-1980f8a30ce3/.well-known/agent-card.json"
    ]
  ],
  "name": "Nobor",
  "owner_address": "0x4f7c01365fd6cf8aedc6beca77a690c907a5a24b",
  "raw": {
    "agent_id": "66845",
    "agent_uri": "https://centralcity.ai/a/HXzhi2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nobor is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/HXzhi2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nobor",
      "registrations": [
        {
          "agentId": 66845,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f5e9d807-3330-4b69-b913-1980f8a30ce3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/HXzhi2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793598975,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T06:00:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nobor is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/HXzhi2"
}

What the leaf hashes

{"body":"5bd66910c7ec4e2b29f70e9e85e7da434a75e170a846a9f1ddb2984252df4510","id":2070850,"kind":"listing","method":"sync.erc8004/1","observed_us":1793599259641094,"prev":2070485,"subject":"erc8004:5042:66845","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x990e6710426d0fb3805f5cd68987f8048eac1ff593ee8a8ba9d64150ab21ba87
2. 0x158f81259ac032823dded3d316b5408972b0230f47e561897e300ceb0a81496e
3. 0x3861750d2907853ba256732946c0dfaa024789acbee524f05a992e7149006407
4. 0xfd895d9a2c1454f2cf597c5cd03402a6aed410c3d89a7210cdca321e99d4cc5e
5. 0x0d7efe005ea28bcda0852bff2255a6a4d20bd4199b57af8a41ae00e25fc49ece
6. 0x145df46710ef03f855172a143d15999d0178e5ef739f2335204736dc26572db5
7. 0xa1173c0cc28fc4e91b8010148baa8dea7d25009a17ebb51ebcff8b510181a1ac
8. 0x7d42e3d08c04a672436e83ed638636e51b40d54a274e3ba8c5138793e0c0287d
9. 0xec0ce87d7d3cb535d9827d64b461596eda4b8542615e7016892cc18c9b09ff0e
10. 0x3a46fdafece3a61d68088d3f88e5bcae3fd7b6fcaff363e1c7ca65ab037cd1b3
11. 0xada20304dc5c9d29d4031fc4dd73c6a31a9cd64251ee059e96eb643def837864
12. 0xd4030d277689929823c2ca835f5a68477c633a7ba2ef9073c95bd96efab62dca
13. 0x161ab8dfe29d5443837514b3760b34879b8201d43912571c314e4142639b07a3
14. 0xc5de092f33d9a5a2d3076d47423feb11b0630cdc080163babf6390bb04568ce5
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af