← The evidence ledger
Evidence row 48049
Observed , by baseline/1.
- Kind
- listing
- About
- source_record mcp_registry:io.github.protostatis/unbrowser
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 783936f21104ff7c0cc9ace2ff1b9d847ad8aa0b8286441fc36a56b8fbc9214f
- Leaf
- 0xc57ffda20c3bc274b1c0a4322024a01d303d3123cb66db3ea858cbe576af6822
What was observed
{
"endpoints": [
[
"web",
"https://unchainedsky.com/unbrowser?ref=official_mcp_registry&utm_source=official_mcp_registry&utm_medium=mcp_directory&utm_campaign=unbrowser_registry_v0019_launch"
]
],
"name": "unbrowser by Unchained",
"owner_address": null,
"raw": {
"_meta": {
"io.modelcontextprotocol.registry/official": {
"isLatest": true,
"publishedAt": "2026-08-21T22:35:36.212073Z",
"status": "active",
"statusChangedAt": "2026-08-21T22:35:36.212073Z",
"updatedAt": "2026-08-21T22:35:36.212073Z"
}
},
"server": {
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"description": "Chrome-free MCP web access for agents with low-token page maps and browser escalation hints.",
"name": "io.github.protostatis/unbrowser",
"packages": [
{
"identifier": "pyunbrowser",
"packageArguments": [
{
"type": "positional",
"value": "--mcp"
}
],
"registryBaseUrl": "https://pypi.org",
"registryType": "pypi",
"runtimeHint": "uvx",
"transport": {
"type": "stdio"
},
"version": "0.0.21"
},
{
"identifier": "unbrowser",
"packageArguments": [
{
"type": "positional",
"value": "--mcp"
}
],
"registryBaseUrl": "https://crates.io",
"registryType": "cargo",
"transport": {
"type": "stdio"
},
"version": "0.0.21"
}
],
"repository": {
"id": "1226093137",
"source": "github",
"url": "https://github.com/protostatis/unbrowser"
},
"title": "unbrowser by Unchained",
"version": "0.0.21",
"websiteUrl": "https://unchainedsky.com/unbrowser?ref=official_mcp_registry&utm_source=official_mcp_registry&utm_medium=mcp_directory&utm_campaign=unbrowser_registry_v0019_launch"
}
},
"source": "mcp_registry",
"summary": "Chrome-free MCP web access for agents with low-token page maps and browser escalation hints."
}What the leaf hashes
{"body":"783936f21104ff7c0cc9ace2ff1b9d847ad8aa0b8286441fc36a56b8fbc9214f","id":48049,"kind":"listing","method":"baseline/1","observed_us":1793025411290304,"prev":null,"subject":"mcp_registry:io.github.protostatis/unbrowser","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).
- 0xc57fd2161f51aeac75a733ab1f4fd93c4a4ccd757c23b5fb34185a1ef8384e69
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- 0x3811a207fd8aff11c78183f1c4bfbbd3e94192042b0481a6721fb1ba00d59de9
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- 0xd2a07d39f43cc6c0a549d9e0f8d8244992bef3f66efa78aea10852590e0fc7dd
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- 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae