Requiem, Op. 9: VI. Agnus Dei

Recording by Maurice Duruflé.

Recording identifiers

ISRC
USHM10848006
CopyrightID (CopyrightChains transaction hash)
0x2da0b33560241b83bdd80d8804da08d0bf3217676931fbdccb6117846dd83720
Copyright registration time
2026-07-30T05:45:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:4f4e521301e58456ded927b96d7a941c933d47b7c985f17737047fc944a9a929

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.