Cummune Unius Martyr

Recording by Pro Cantione Antiqua.

Recording identifiers

ISRC
USX761111723
CopyrightID (CopyrightChains transaction hash)
0xbd7f41c86c615ebdc6f11b5e858c811c9c327801203f9ed0c619e9599c83b482
Copyright registration time
2026-07-06T03:14:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:0533e963f38ea820ca660369559229602faf28df6b793123415cc21b27ec8ba1

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.