← The evidence ledger
Evidence row 34290
Observed , by baseline/1.
- Kind
- listing
- About
- source_record mcp_registry:io.github.boyce-io/boyce
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 0cf19bc2c58bfaf83e6fb6391e2e08f9035feefdc5cccae1174e7d4c440bf0c9
- Leaf
- 0xd60980c8ff9b6f23befabec889870e9e7f80019af05d9e3cbcb62ed7f7d6de07
What was observed
{
"endpoints": [
[
"web",
"https://convergentmethods.com/boyce/"
]
],
"name": "Boyce",
"owner_address": null,
"raw": {
"_meta": {
"io.modelcontextprotocol.registry/official": {
"isLatest": true,
"publishedAt": "2026-04-22T19:41:33.981079Z",
"status": "active",
"statusChangedAt": "2026-04-22T19:41:33.981079Z",
"updatedAt": "2026-04-22T19:41:33.981079Z"
}
},
"server": {
"$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
"_meta": {},
"description": "Deterministic SQL compiler for AI agents. Your agent stops guessing SQL.",
"name": "io.github.boyce-io/boyce",
"packages": [
{
"environmentVariables": [
{
"description": "PostgreSQL or Redshift connection string. Optional — tools work without live DB; required for live profiling and EXPLAIN pre-flight.",
"name": "BOYCE_DB_URL"
},
{
"description": "LLM provider for the NL→StructuredFilter planner (anthropic, openai). MCP hosts using their own model should not set this — the host's model does the reasoning and Boyce receives a pre-built StructuredFilter.",
"name": "BOYCE_PROVIDER"
},
{
"description": "Required only when BOYCE_PROVIDER=anthropic and the host does not supply its own model. MCP hosts (Claude Desktop, Cursor, Claude Code, Codex, Cline, Windsurf, JetBrains) do not need this.",
"name": "ANTHROPIC_API_KEY"
}
],
"identifier": "boyce",
"registryBaseUrl": "https://pypi.org",
"registryType": "pypi",
"transport": {
"type": "stdio"
},
"version": "0.1.1"
}
],
"repository": {
"source": "github",
"url": "https://github.com/boyce-io/boyce"
},
"title": "Boyce",
"version": "0.1.1",
"websiteUrl": "https://convergentmethods.com/boyce/"
}
},
"source": "mcp_registry",
"summary": "Deterministic SQL compiler for AI agents. Your agent stops guessing SQL."
}What the leaf hashes
{"body":"0cf19bc2c58bfaf83e6fb6391e2e08f9035feefdc5cccae1174e7d4c440bf0c9","id":34290,"kind":"listing","method":"baseline/1","observed_us":1793025370200390,"prev":null,"subject":"mcp_registry:io.github.boyce-io/boyce","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