Integrity log

Every Brandmauer Report publication is a row in a log: a content hash, an Ed25519 signature, a position in a Merkle tree. Tree roots are anchored every hour locally and in object storage with a retention lock. Any reader can verify the log offline.

Tree size
271
Latest root
06ae128f6aaeb9ef536057fd85b3ee7d041e3f8523849e159aaa7184c5eebc19
Anchored
10 November 2026 · anchor.s3, anchor.local
Publication key
JcQUL0wRRS+kzW35l38SiyUCL3NoTFGm/ZaAL3Tnq74=

Offline verification

Install conveyor-verify, download the log export and a record's evidence bundle, run the check. Instructions and source: github.com/wanderer-from/conveyor-verify.

uv tool install git+https://github.com/wanderer-from/conveyor-verify
curl -s "https://integrity.brandmauer.report/integrity/v1/log?from=1&limit=10000" > log.ndjson
conveyor-verify log log.ndjson
conveyor-verify bundle <slug>-evidence.zip

https://integrity.brandmauer.report/integrity/v1/status · conveyor-verify