Requiem, Op. 9: VI. Agnus Dei

Recording by Maurice Duruflé.

Recording identifiers

ISRC
GBAJY2443606
CopyrightID (CopyrightChains transaction hash)
0x640591c420a7fe5511814035c4c14ef4618746e626ccada4116ff5ce9ed8f9d0
Copyright registration time
2026-06-21T22:11:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:c959f4e4217aa521752cd0fb93ab9af8813ffc81249337ac8042dffb95915669

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.