Evidence row 2148287

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/LdEcLQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ea47ffed-18fc-4796-ba93-3a551985b478/.well-known/agent-card.json"
    ]
  ],
  "name": "Gressabel",
  "owner_address": "0xbac8a8fe1ede25eccef51024971eb6bf7b9e8173",
  "raw": {
    "agent_id": "99881",
    "agent_uri": "https://centralcity.ai/a/LdEcLQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gressabel 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/LdEcLQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gressabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ea47ffed-18fc-4796-ba93-3a551985b478/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/LdEcLQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T13:45:16Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gressabel 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/LdEcLQ"
}

What the leaf hashes

{"body":"ba95b71740731c4027136e62c0ef8c118f73d43c43f4e4e36a24a915739df906","id":2148287,"kind":"listing","method":"sync.erc8004/1","observed_us":1793627116109378,"prev":null,"subject":"erc8004:5042:99881","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. 0x204f13dae346657e5b07ec08907d982284aaff4a98b927cd3d12e0cc46f092b0
2. 0x549ca254df135dbd679d078cbb88d8c2fd4b9066c9b5c1014a25f7b62b66c6d0
3. 0x62b7827d97037bbddee9c44ac9b7d772502f0570221df249da3946f6b074796a
4. 0xdc2983732cd3be6602c0de2518ad069d94fe1a22a553153ec38d5ff687bcdca6
5. 0xf0589e1228c4a7b77afb459978a0f4f56b5015da43bb717d13b9239a65ead4da
6. 0x65cc4dbc3467f9013d463e29958ef9e5d247f83664ff8605019762bdb21c3f62
7. 0x8a2ded091b8e6691d5c04a6cb07dfb98757e8e18f523c56a5770fdebc34c27e7
8. 0xc8e4df3ce1be267b97318432fd91d2ca8c366c630a59e0305a31f1cab18206a0
9. 0x8d765c8de13daccea857603589173eb07af1323b9083a42b8d128507be003f63
10. 0x77195bb6b557f90aefae2fef9d3b4d7da760160d5fe6b0e594e50f129d8efb31
11. 0x193993dfc99f07e76a7959bf301447a777bda89110f903e9197b34093694d0e4
12. 0x0287e9d9530add05d7480c4266f19be69f45ecae1d0e3ec844ff635060819eb8
13. 0x350e03a59bf81961fd9ce694f08f9ba0239d9ea2496b0c0dc7998c9e9855326f
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af