Mass for Double Choir: IV. Sanctus

Recording by Frank Martin.

Recording identifiers

ISRC
GBAJY9801704
CopyrightID (CopyrightChains transaction hash)
0x87bde3d7889edec8f3edd5ea068e5cc85c7becbaf7eba2e16c4d08f68c3d5df5
Copyright registration time
2026-07-07T19:57:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:6b4379f8a20b844bd813ac92b8087c43fa8237ef328b70562d8dfdc7d713821a

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.