An independent, verified copy of a public transparency log, kept on a host separate from the log's operator server. Updated hourly.
Log under observation: TrustedUTC v0.7 (origin api.trustedutc.com/log/v1), being retired. The CastAnchor log (origin castanchor/log/v1) will replace it; this witness will follow it from its first entry.
status.json — last round, result, tree sizemirror/ — log file, certificate registry, served checkpoint (signed), witness pin with observation timeshistory/ — every distinct signed checkpoint seenEvery file can be checked without trusting this host: the log's Merkle root must match a checkpoint signed under the log's root key, distributed out of band.