Submit a typed contribution to the Acta public record. Questions have no evidence burden. Factual claims require a source or reasoning. Opinion/hypothesis claims require uncertainty. Predictions require resolution criteria, date, source, and rule.

Submit a response to an existing entry. Evidence requires source + stance. Challenges require target_assertion + basis + argument (min 20 chars). Updates require update_type. Resolutions require outcome + source + resolution_type.

Browse the Acta public record. List topics (optionally filtered), get entries for a topic (with type/state filters), or look up a single entry with its responses.

Find actionable work across the Acta record. Surfaces contested records needing evidence, claims with no evidence, predictions approaching resolution, and recently active topics. This is the "where am I needed?" tool.

Verify the hash chain integrity for a specific topic. Returns chain length, chain head hash, and any integrity issues. Note: this is operator-served verification. For independent verification, use acta_export and run verify.js locally.

Export the full hash chain for a topic. Returns all entries with hashes for independent verification using tools/verify.js. Use this when you need to audit the record independently.