Evidence row 3409557

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8Luem4"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9f3451d9-e783-44ab-9447-797df8934901/.well-known/agent-card.json"
    ]
  ],
  "name": "Tristor",
  "owner_address": "0x7bd562c85a764d0cd7b0e62c5b3e2640782c4d71",
  "raw": {
    "agent_id": "338155",
    "agent_uri": "https://centralcity.ai/a/8Luem4",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tristor 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/8Luem4",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tristor",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9f3451d9-e783-44ab-9447-797df8934901/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8Luem4",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T13:34:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tristor 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/8Luem4"
}

What the leaf hashes

{"body":"d2b791b6aa360539102ba05663d772dfca3be0c5228bad2900f70c29a7bc0d0c","id":3409557,"kind":"listing","method":"sync.erc8004/1","observed_us":1793885687536898,"prev":null,"subject":"erc8004:5042:338155","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0xda776e3bf941b1f33bf6488d340d9284732f4395f8446a9cc835d461028bbfd9
2. 0xf4dde98c8070e11d9b30b9dafb4192914f7fd6cf8e09044e7d2f1f7498185767
3. 0xf5393b416d4f273823e8914c5341d89e236b0d65a02f9e04741ac991f9e3c0aa
4. 0x4722405686c82b7eb12ad7faf3280093167cfc0f3fa933d10cff1881c6b60f2a
5. 0x0c53fe7ee65bfcde304429fe02d27f13a320788bfde05bd6d56d35f21c79d62d
6. 0x9555013e3ece1bda17997acb42f03ec554ab2def22fd82713492a1fc08524956
7. 0xda794caac0bcf9562deeb74f15bd1752e6b123440a41c88743ba3d799bcc6fea
8. 0x1d62ddb30058e0e82afbfc27932d336233554dd89ae19f9d912b60a1a0745159
9. 0xcd15428a771848641f3e905f746c7978954ef42112e9e717f45e6f92600771b8
10. 0x6b107049baa163324a03c4ba23957ada23c8280a837ed883db9e868f0e9c1329
11. 0x7df32876e40ac8a61c05ebbe21dedc9f40435f5d803b76c0807fe2f44a2fa759
12. 0xa0f4139b967c47b6212098ab1ef1fb116b8696e0af5b5baf4ab69823599f2c21
13. 0x26b79609af64282a7d0ea0b1ec7f8168c3787a6394324bea32524b967fbff0d3
14. 0x18ba0ecf9d097a18d969f015a4d29da864bf68db732c6ad7fa00156b764bd084
15. 0x84cc0709bdcf43a76bb38852cd824bccc42d1167214eaa0cc6f5136bc9060566
16. 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
17. 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94