Mass for Double Choir: IV. Sanctus

Recording by Frank Martin.

Recording identifiers

ISRC
DKHJ61800104
CopyrightID (CopyrightChains transaction hash)
0x01ae015d86038a066b40a0475ae90780305249b12e0f12da1ed88c0f174dfe09
Copyright registration time
2026-07-07T12:45:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:58339f31fb20b6e97face0e775c236ac28aaef23326e7a8504e9a53e790d646b

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.