Evidence row 2276928

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YCm0v3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7d7ea6d2-18b5-4130-a072-fdab10ae1dc8/.well-known/agent-card.json"
    ]
  ],
  "name": "Sosan",
  "owner_address": "0xf524160a8d6422d6f08df415b251ef9d9e0961c2",
  "raw": {
    "agent_id": "131764",
    "agent_uri": "https://centralcity.ai/a/YCm0v3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sosan 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/YCm0v3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sosan",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7d7ea6d2-18b5-4130-a072-fdab10ae1dc8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YCm0v3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T20:48:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sosan 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/YCm0v3"
}

What the leaf hashes

{"body":"b1cd413344b4b160e738227d0553488aff1e643d75997382b54770817f856253","id":2276928,"kind":"listing","method":"sync.erc8004/1","observed_us":1793652501417912,"prev":null,"subject":"erc8004:5042:131764","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. 0x187f38b3ea96254536d68d5a5245d9f1959aef263daccc049900bde3e384fec0
2. 0x133a70a588d3b44c4595698ede63d759ea6c7728caf6eb5b1ad09644d8f87280
3. 0xc857ab59feb7d68b899f9e526c5bef0de12c4e4cbacb342c4b65803b16fb7f3d
4. 0xc56c656db9c075ba4073c105bbfbefc4a5f31f749077ccdc90d6df1c14989aea
5. 0x98f259084651ebd418c5818f48597e15eeabaec49eed8fe2ad1fa8e34d415a50
6. 0x02a9a4727f2a5402e402e36260310cd200c4dd1c1a8701c164df04762aeb1d82
7. 0x375c1f5cf8466501978946dda7ec11a070c72bca79347d36db6db4a7f4d71aee
8. 0xe68abfe72865a68b4d43674ad3ebcb1d00482e32bfcc6f266b4d8eed8400b0f9
9. 0xb577de9cf6fab973f02abacea1a63b5beef48d0d7f3a0e2280a11173b9673682
10. 0x51e8492a6e341857370d7f6235de4117e3f7a90a71c25ffdf9f42e5643036580
11. 0x9b56ef171652ab82e27da53298facb229ca491e296d82bd62f0e1e6f5354760c
12. 0x1dc8ba8f08085ecc6abc940de99fd78b8c8285acc2d6e3ac9b076bf78b1fc1bb
13. 0x3c6bb4ee00210310afea4db77a3d5e14b8fbfec0b426541034734f028665bbb4
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af