Requiem, Op. 9: V. Pie Jesu

Recording by Maurice Duruflé.

Recording identifiers

ISRC
USHM10848005
CopyrightID (CopyrightChains transaction hash)
0x286b66dda4a7caf8eedc45faf3da93c8eed78ba8cf4eea6996d94c589b197c4e
Copyright registration time
2026-07-07T03:25:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2042bf61b9ae1734a4924818081ff7b27a0afaac0e651503953e52286e1f2cb6

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.