← The evidence ledger
Evidence row 58965
Observed , by baseline/1.
- Kind
- listing
- About
- source_record mcp_registry:si.fourzerotwo/uk-public-services
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b402e71ca8a231af2e7e4af8abbc1644bc244ba9e4ce0e8e7441eb741011e216
- Leaf
- 0xb3f4c08d1c2c2a9adf1de474f41e7301f25241a6c8bc5fa32010b9e61de92973
What was observed
{
"endpoints": [
[
"mcp",
"https://fourzerotwo.si/mcp/v/uk-public-services"
],
[
"web",
"https://fourzerotwo.si/"
]
],
"name": "UK public services",
"owner_address": null,
"raw": {
"_meta": {
"io.modelcontextprotocol.registry/official": {
"isLatest": true,
"publishedAt": "2026-10-11T18:28:39.38843Z",
"status": "active",
"statusChangedAt": "2026-10-11T18:28:39.38843Z",
"updatedAt": "2026-10-11T18:28:39.38843Z"
}
},
"server": {
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"description": "NHS organisations, schools, care quality ratings, food hygiene and policing for any UK area.",
"name": "si.fourzerotwo/uk-public-services",
"remotes": [
{
"headers": [
{
"description": "Optional free key from https://fourzerotwo.si/free (raises the free allowance from 100 to 500 calls/day)",
"isSecret": true,
"name": "X-API-Key"
}
],
"type": "streamable-http",
"url": "https://fourzerotwo.si/mcp/v/uk-public-services"
}
],
"title": "UK public services",
"version": "1.0.1",
"websiteUrl": "https://fourzerotwo.si"
}
},
"source": "mcp_registry",
"summary": "NHS organisations, schools, care quality ratings, food hygiene and policing for any UK area."
}What the leaf hashes
{"body":"b402e71ca8a231af2e7e4af8abbc1644bc244ba9e4ce0e8e7441eb741011e216","id":58965,"kind":"listing","method":"baseline/1","observed_us":1793025445599834,"prev":null,"subject":"mcp_registry:si.fourzerotwo/uk-public-services","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae