Evidence row 2957701

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/zCXVo4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8fd62f07-1c2a-4351-aefd-97b46e1d2bfb/.well-known/agent-card.json"
    ]
  ],
  "name": "Tanteon",
  "owner_address": "0x93f987b89961916ea13c3b959a3c94542d150a18",
  "raw": {
    "agent_id": "228801",
    "agent_uri": "https://centralcity.ai/a/zCXVo4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tanteon 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/zCXVo4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tanteon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8fd62f07-1c2a-4351-aefd-97b46e1d2bfb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/zCXVo4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T05:45:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tanteon 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/zCXVo4"
}

What the leaf hashes

{"body":"2d2dc89b5905aeecee49d12ade417752ee09779a060e9f5585769695040963ae","id":2957701,"kind":"listing","method":"sync.erc8004/1","observed_us":1793771110370212,"prev":null,"subject":"erc8004:5042:228801","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x91b1b6b084d0748707a93938d438088e43dce0e6c366500f139d5c49b3424dd1
2. 0x3960531632dc0f43f454fe8115b295e1497cc2f818258d1350ad0c3764f8f9a3
3. 0x4bc95de65e588b51b6c5a1fafb37fa98e5eb0f97db20d4dc2ae086c15eacd4ee
4. 0xaf4a342f2ca5a74bd9cba71a76abc2d1579e949717ea13a5b871f7da734ef81e
5. 0xd119dd28091b93a27b5562d2134a64c2ba2914cda4653bdbc690f50cec5a3828
6. 0xfc463da8cec62ad900e3bf68ece2bb4c6ba2c05c9194b749fc362c9f12394131
7. 0x1bb6bf8f3c2ff5ccd2521125f5729bd34a192b1e1091f5a18bd9a83b5bf377a0
8. 0x7011430b51f3764a9ca6ee057bccb9f0480b5f48342a37b498d9dd74f0fa4d86
9. 0xec6f474e9497ec5082d356cab39b63b20dc8ff00e81505fb50ac1cd3fcfb9307
10. 0x8b7abdc9775f9e4e0119dac24662a1314c9801d8fdcd17c002931337648c0041
11. 0xad4d419a4aa2e8dbcf3c029bb10e8f93eb1006b1512d87b94dee146bbbca6d08
12. 0xb394f3703945cb6fb90b938fe62b6a243180cf2fb889a7e761f77c50207d5932
13. 0xf7388591abb3a8930323ebeacf6113318b7e0dbad2c1ac381f65db930a78e67d
14. 0x81f4b53be09489882faa9a4cb613202e6d280222b8534330fe26fc56fa32a8cd
15. 0xdf9a63a7db8101ed0a28aec6f2d247d6d7df856be1e744490c9b5261f2c856a8
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345