← The evidence ledger
Evidence row 2600241
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:189381
- Recorded
- Previous row
- #2599237
- Body SHA-256
- a7e710f5b6e25f8b2649ac8a7a4f77891094c819247a80ef131979210d493119
- Leaf
- 0x4a5267da6d49ee2df8538de46c56e652df0b2c8cbec08482bedd114d4427c436
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/yqLXQh"
],
[
"a2a",
"https://centralcity.ai/a2a/df9e6e92-d65a-4cbd-9fa3-32e0d5881644/.well-known/agent-card.json"
]
],
"name": "Vioban",
"owner_address": "0x13f7e81259798be286ba9428d94e9ad0239572dc",
"raw": {
"agent_id": "189381",
"agent_uri": "https://centralcity.ai/a/yqLXQh",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Vioban 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/yqLXQh",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Vioban",
"registrations": [
{
"agentId": 189381,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/df9e6e92-d65a-4cbd-9fa3-32e0d5881644/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/yqLXQh",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793717772,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-03T14:58:13Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Vioban 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/yqLXQh"
}What the leaf hashes
{"body":"a7e710f5b6e25f8b2649ac8a7a4f77891094c819247a80ef131979210d493119","id":2600241,"kind":"listing","method":"sync.erc8004/1","observed_us":1793717893715775,"prev":2599237,"subject":"erc8004:5042:189381","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0x4a5279f7f0a620e8d6e37c564ae4d7cfabb37b9c57f32b2ff1b7bb4bb35f39bd
- 0x550e307744846ebf440f59693eaf3326b3506546b1b480ad6349446510966d7d
- 0x7322177f6407c029d503bc4053c496ae74eeeb0083e13e78090b7bcfaf6ec144
- 0x19ad97a7239053252a0431a0b81ecc732057bf276b97121ca8bc8e4247cd2706
- 0x644507558ecab33ee92504c9fc4fd30df1075c6455c01e9ba27d53cd78e83e5a
- 0x7b83f3b48961dd02a896549028d067f464ac6a3ee256577fb55294ae7b800a6a
- 0xce371e8df083557d3cd9cecc7ed6ac8e7b093b78c6a3fe9b553cee745839cf04
- 0x0641fdb5bdbfc38f54aa71606368f8c46552cc1eacd017c716b87d193f1346d1
- 0x2a242421bcf918ad4e6d0422666aff7c06e5c46366072ba864147140b9fcec4e
- 0xae4df9f8a51c1c22b8328b2fbdfd1e6929e2c78993bcff575df481f8458cedb5
- 0x4fee6b6035cffd8074620180946b470ad0c6a3b75224fab2ba16f28b4708b99b
- 0xe78bd9e7fcf86c5ca6ffa6b48e71fb238078dfe3bd58a35e0f7e2b1b1cfedccd
- 0x25e7c6e3ae958d725091b9780092a534731cdfe4819dd1ffe52af56311601eb8
- 0x5e9968227987a7f0940fee03a33017f5e7157de7f0889921817733c1ab8871d1
- 0xd106fbd3b5dac57c72dd4fc8931f69b38fd5a542627e63d015b63dadf2188a2f
- 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
- 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
- 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
- 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7