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Evidence is a durable item used to establish execution or physical state: a receipt, photo, telemetry sample, call result, Provider record, User confirmation, or independent inspection. Evidence is input to Verification. It is not automatically proof.

Verification

Verification evaluates Evidence against observable success criteria committed in the approved Job Plan. An independent verifier Agent makes the semantic assessment; core validates the decoded verdict, proposal binding, Evidence provenance, and invocation independence before committing it. Only a successful Verification transaction can create an Outcome and complete a Job. Until then:
  • a booking confirms an appointment, not the physical result;
  • a payment confirms a money event, not satisfactory work;
  • a Provider webhook is an untrusted, deduplicated hint;
  • a screenshot or model claim is Evidence, not completion.

Insufficient Evidence

Actual can request more Evidence or enter Recovery. Recovery preserves prior facts while it reconciles, rebooks, disputes, requests a return visit, or finds another Provider.
Public Evidence submission and retrieval endpoints are planned.
Last modified on August 21, 2026