A flight recorder for AI agent runs. A tiny local execution ledger that records tool calls, retries, decisions and evidence as hash-chained JSONL—then verifies whether the run history was altered.
$ runledger add tool.call '{"name":"browser.open"}'
f5c5f7277d4c…
$ runledger add tool.result '{"ok":true}'
12a2e97ac840…
$ runledger verify
VERIFIED 2 events / chain intact
$ runledger report
runledger-report.html