Requiem, Op. 9: VI. Agnus Dei

Recording by Maurice Duruflé.

Recording identifiers

ISRC
GBLWD0509106
CopyrightID (CopyrightChains transaction hash)
0x45bae5ab56ea74c322a4a94c312a08c0ff032c29a04df217a187956be4bcced6
Copyright registration time
2026-07-07T16:48:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2d0dcf01f6a93918e9218e07b4a6ca51dd3d49564efd059a8e5ac356989838dc

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.