{"schema_version":1,"snapshot_id":"bfb936f5ceae4a7427f93961201723779c3021545a3c4222395e8678314c3e55","generated_at":"2026-10-17T21:51:24.907033+00:00","notice":"Potential GTM matches from directory metadata and model triage. Discovered does not mean vendor-verified or tested. Pending records remain under review; pricing and install details require primary sources.","canonical_url":"https://gtmmcps.com/discoveries/f395200bf9a08b874cc1","record":{"id":"f395200bf9a08b874cc1","name":"Stamp","aliases":["Stamp"],"description":"Stamp is a utility MCP for agents and pipelines that need reliable attribution primitives they cannot safely produce themselves. 6 commands.\n\n*NOTE* \nCanonicalization change: records attested before this change on September 11th won't verify under JCS, the hash input changed. That's inherent to fixing the canonicalization, old records were only verifiable against Python's json.dumps.\n\n1. *calculate*: evaluates math expressions in a sandboxed AST evaluator. Agents offload arithmetic here rather than computing it through token generation, which is unreliable. Supports arithmetic operators, expon","repository_url":null,"sources":[{"source_id":"smithery","url":"https://smithery.ai/servers/wolfendentheo/Stamp","observed_at":"2026-10-17T21:40:22.481400+00:00","source_record_id":"1661743c-89c7-4826-9cd2-239840a864f1","source_record_name":"wolfendentheo/Stamp"}],"relevance_signals":["attribution"],"classification":{"label":"pending","method":"not-yet-classified"},"catalog_ids":[],"verification_status":"discovered","vendor_ownership":"not-verified","execution_tested":false,"pricing_status":"not-verified","documentation_status":"not-verified"}}