Messe pour double chœur: IV. Sanctus & Benedictus

Recording by Frank Martin.

Recording identifiers

ISRC
FR50X1740211
CopyrightID (CopyrightChains transaction hash)
0xd7d9c2a3799f96ba9d1bc9630dfd884f927355e9b055bba9dbea135794f6e99a
Copyright registration time
2026-07-07T19:22:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:f435c4102a73e967dcadda932e01dd4a1758e7053b063b2320ec702482d091f7

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.