← The evidence ledger
Evidence row 3050757
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:275490
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f50f9fae01071aa0d1b80efa07cc39db3a51762c0ac80828af70db266eedcc30
- Leaf
- 0x49363cb5e45296ccd952387de0820fe8e94cb2e41d20bc7169373aaeb5d32bee
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/SQdakq"
],
[
"a2a",
"https://centralcity.ai/a2a/e8ad6a7d-66bc-4195-b4cb-7a5b9962906c/.well-known/agent-card.json"
]
],
"name": "Bionani",
"owner_address": "0xc149920c284997790120f640b1ef51f51e7020e7",
"raw": {
"agent_id": "275490",
"agent_uri": "https://centralcity.ai/a/SQdakq",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Bionani 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/SQdakq",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Bionani",
"registrations": [
{
"agentId": 275490,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/e8ad6a7d-66bc-4195-b4cb-7a5b9962906c/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/SQdakq",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793817277,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T18:40:48Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Bionani 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/SQdakq"
}What the leaf hashes
{"body":"f50f9fae01071aa0d1b80efa07cc39db3a51762c0ac80828af70db266eedcc30","id":3050757,"kind":"listing","method":"sync.erc8004/1","observed_us":1793817648224916,"prev":null,"subject":"erc8004:5042:275490","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).
- 0x49369a782e24022f6c766969b7a73c4d813810268586b2cdd7b27ab7120d9bff
- 0x84fb6344d4c5125ad8771725e97195dfa65ade2e3bbbfc07db95e40d83a33111
- 0x5ec2df528137e14c692cb0f224def42cc25e4b2dae6a952e9fa3e3b52aa6c603
- 0xd34f82cebfcc8fc379dbb547f6662d4dcedb4f0d4a56476224c1cac2e96d5871
- 0xa5086fbbbc573f7e76a1ce6cbaa15062304d2a8e2a020b8400c551e433d5baff
- 0x616d430c91b0a84449c5abc577c1bdb1d3f694aab8c0e85bb86fd7e1bb50c0af
- 0xd899cbf28a667670b25c4375c631df0baebbdba7b5df3956bd99da6b8bccea31
- 0x6248f5a1cc9358f58c1e25555c518223a7a69445448d6c28ddfac6c2282076d4
- 0xd4e3dcc5d1a846401b5361decf027db839ff167c3a677bf384687f6fd1358c38
- 0x55501910509b97241ed37c219e33a81f1272767cf10e7e6cbae458e3004cd855
- 0xebd7ac5569915c8a6401301f5d7aa275599542b541b39abcf9ea0cff8843f170
- 0x8189ecb985bb6efe43e7bafc04070acaeb29116f78c7aaf063444788afad1e01
- 0x2fc2b1d5c0426a024e4ce9018ccb1565544f53b3d9cc2329631a5a4e9e1210c5
- 0x7111066cf0e2f963a0c95c84861192c8eb1410c53ab025be6fd11b5319847a92
- 0x544c1b2a55fd13025d2c8d59b81cb53522492b432ac735cbefd94b47b754d5cc
- 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
- 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
- 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
- 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345