Evidence row 2070090

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SyXDZP"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/ac5fa58e-9920-453d-b763-fd1ffb544f3b/.well-known/agent-card.json"
    ]
  ],
  "name": "Saundano8",
  "owner_address": "0xc4aaeea890efbc61f6decf5473b1855eaba7b207",
  "raw": {
    "agent_id": "66450",
    "agent_uri": "https://centralcity.ai/a/SyXDZP",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Saundano8 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/SyXDZP",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Saundano8",
      "registrations": [
        {
          "agentId": 66450,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/ac5fa58e-9920-453d-b763-fd1ffb544f3b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SyXDZP",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793598581,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T05:55:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Saundano8 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/SyXDZP"
}

What the leaf hashes

{"body":"6859397c1796f8254d92bec6d49a1b14843c62dbfcb07271f1c207393ff91512","id":2070090,"kind":"listing","method":"sync.erc8004/1","observed_us":1793598910584796,"prev":null,"subject":"erc8004:5042:66450","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. 0xadfa72ab10c1ee982ee831c4011cdfb06c056f85dbf5db9880792228146a22cc
2. 0x43c563ba0dc4e3b6abeee5f6e91aa1a6a15ca3724d256e19ffbedf4742ca0cd0
3. 0x8b11fdcd02a201b2030ad775d8f308aeef1a877bdf5ca7eeeea44cdd88676b22
4. 0x0904c8cbed004dd10893db701adc61b9d258d421d9e431ecb6d81bd89f3c6062
5. 0xd0cb8fcbb3288aeb2c3e83c8ea772ce9526fc9c3035f038b3b4ef81b08ddba65
6. 0x0ad7fb8f7d4db83904ba9640a3d99f4cc7329544f167ff5fe704d1e7e87fc7d0
7. 0x67acce033a870c527424dc0ba9d5d27ee04dbe5341a2baa312217515a10a8bb9
8. 0x741d170afd0cebf378e9d643d0a2f01f3f7b943b4d9d60a9849dc88cf8306c38
9. 0xb74cc98b3df4a6d77b911968be2fc86e4754c1755fbb566f87b0511e3207cda1
10. 0x54cd33a6d8a7a6dda2952d1d8e3cc48f31493ce76bf83838993036f0cc00b82d
11. 0x60e6510b4216df3c62e82dc5349d949fa747b708c8c536c898f4b7d5c2fea27c
12. 0x4b689db5a9e6139b1b496c240f18ec19fa5b0f0bc49dacaed806958889560cc9
13. 0x30482ffd581ea067af14f15cf3c17e7dcb174f749e858ecded170a1f5f75cc59
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af