Evidence Replay: preprint + evaluation artifacts (pre-registrations, raw graded responses, replication kits, OpenTimestamps proofs)

Preprint PDF and complete evaluation artifacts for Evidence Replay: Compiling Trust-Lifecycle Ledgers into Deterministic Context for Non-Deterministic Agents. Contains the H4 poisoned-context experiment (pre-registration, three context arms, raw responses, grading rubric) and the H5 write-back pre-registration with gate rules and .ots OpenTimestamps proofs anchoring thresholds before data collection. Live repository: https://github.com/kervo-os/experiments. Software snapshot: doi:10.5281/zenodo.21241109