← The evidence ledger
Evidence row 46363
Observed , by baseline/1.
- Kind
- listing
- About
- source_record mcp_registry:io.github.pipeworx-io/dataverse-harvard
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f4d111bc133d9b76bfb4f4d2102cc49b2049d166de4168f32a7cf0e61f679121
- Leaf
- 0x18ec35c85548afca5b50d6fbfe80f73024dd6877f87fca1b19e7363b707d33a9
What was observed
{
"endpoints": [
[
"mcp",
"https://gateway.pipeworx.io/dataverse-harvard/mcp"
],
[
"web",
"https://pipeworx.io/packs/dataverse-harvard"
]
],
"name": "Dataverse Harvard",
"owner_address": null,
"raw": {
"_meta": {
"io.modelcontextprotocol.registry/official": {
"isLatest": true,
"publishedAt": "2026-10-25T03:44:51.089559Z",
"status": "active",
"statusChangedAt": "2026-10-25T03:44:51.089559Z",
"updatedAt": "2026-10-25T03:44:51.089559Z"
}
},
"server": {
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"description": "Harvard Dataverse MCP.",
"name": "io.github.pipeworx-io/dataverse-harvard",
"remotes": [
{
"type": "streamable-http",
"url": "https://gateway.pipeworx.io/dataverse-harvard/mcp"
}
],
"repository": {
"source": "github",
"url": "https://github.com/pipeworx-io/mcp-dataverse-harvard"
},
"title": "Dataverse Harvard",
"version": "0.1.4",
"websiteUrl": "https://pipeworx.io/packs/dataverse-harvard"
}
},
"source": "mcp_registry",
"summary": "Harvard Dataverse MCP."
}What the leaf hashes
{"body":"f4d111bc133d9b76bfb4f4d2102cc49b2049d166de4168f32a7cf0e61f679121","id":46363,"kind":"listing","method":"baseline/1","observed_us":1793025407842079,"prev":null,"subject":"mcp_registry:io.github.pipeworx-io/dataverse-harvard","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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- 0x15eab8feed5b3f08165d63b9f1aed508c0624966a05349e051f86f0c188707b5
- 0x32f46c5f73ecbfd4f770f7f760a79bee2afed4b3e7572fa882b3e7dce8df4356
- 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae