Requiem, Op. 9: VII. Lux aeterna

Recording by Maurice Duruflé.

Recording identifiers

ISRC
GBAJY8619107
CopyrightID (CopyrightChains transaction hash)
0x52eaba0811109ae30f1cd1cca314e57d45ffa3d72378feb290e028206d6f4f9b
Copyright registration time
2026-07-31T09:52:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T10:06:30Z
Bitcoin block
960387
Canonical record hash
sha256:fc1a6eec7604c2f2bd745d9c60115ce1d1da254885549b6fae714a57a7b0a867

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.