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Evidence row 3054497

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:278689
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
3d19c4cd5b10d05e9060fdf9a4a47cb14faa529b45feedc5bc406f5fd83fb177
Leaf
0x74dcbfc3893e9155d263cdf169687401e9736d0d2d35e6b79a4f755fe7b1ae8f

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/ZlG4Rk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b808a20d-53ff-4268-9d70-66a94501fe3d/.well-known/agent-card.json"
    ]
  ],
  "name": "Siostik",
  "owner_address": "0x4adb4da983e4a0759c82b0b4c8f6802556c5c6e6",
  "raw": {
    "agent_id": "278689",
    "agent_uri": "https://centralcity.ai/a/ZlG4Rk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siostik 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/ZlG4Rk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siostik",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b808a20d-53ff-4268-9d70-66a94501fe3d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/ZlG4Rk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:59:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siostik 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/ZlG4Rk"
}

What the leaf hashes

{"body":"3d19c4cd5b10d05e9060fdf9a4a47cb14faa529b45feedc5bc406f5fd83fb177","id":3054497,"kind":"listing","method":"sync.erc8004/1","observed_us":1793818789236190,"prev":null,"subject":"erc8004:5042:278689","subject_kind":"source_record"}

Proof

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

  1. 0x74dcbd876999e30b2c3b7fd195c01bdbf014c0c3911f8e42f4f0d701816cd527
  2. 0xecee2eeb7e0387e6e8ee84ab5f5ab5a258e254688290084f7e325a13145cba00
  3. 0x0d6cfc9983b1bb456b218b27d60e0ed5d81edb168ebf42349ead72ffa46670ae
  4. 0x598cf0eb6731f5b32851691f4cc857cd02c62fc946455ae996fb52ad0854e8d8
  5. 0xa9f4b0f34fd7b4a02d6e3c51bef59b18ae8f370afc87554447f848db0e85390a
  6. 0xf72f3c628c63cbeee11d69e7ae022822f93da70e401178bf53107661e7633ef0
  7. 0xe3889dafd1bb8c3c336ad4dbe2574b524613ae7e47b02b18bb1097708333a395
  8. 0x44b1b2be702b00384793bae2d3c4aebab896ed7677d68dc6719815112c2081e9
  9. 0x73fc96abe4223ee354680df259af94e6be16ad1c3b03b47a5251e34420d6bf22
  10. 0x8e67b63e6dca568056604b48b13658b2fa9b705bbab197a6525ff56cab0cd8bc
  11. 0x6a9eda81fb10e69ec91db6a4c51e42a01c2ae60c7cb7ed476c2476572550ea85
  12. 0xb78ca1cc2537dc4c8dccb6b881f6ff5795b53e25d4ba5b11bb12d9d95bdde53b
  13. 0x09fe091f63c54848d87530415bc5f98c2ea6535403574d2b6614f885c6c48f8d
  14. 0xe27ae3c825a133907c02ce25e7292a68e76325500afc33ab38a3ba76e1a0d26b
  15. 0x539d73c83d7aa7f740599809a1eb066b48ddd9e8d1ce14a80cb191f4cf87d3b8
  16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
  17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
  18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
  19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON