Requiem, Op. 9: VII. Communion (Lux aeterna)

Recording by Maurice Duruflé.

Recording identifiers

ISRC
USHM10848007
CopyrightID (CopyrightChains transaction hash)
0xbc222b7f5e5503bb0dc6815bb6660b608c89fa0bd7a108d88d501c34f51887cf
Copyright registration time
2026-07-30T22:25:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:f6530347ddc0baec519d577f78a3f6d97c3e7ccf842c682b4fbf560bc73a9c2c

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.