Première valse, Op. 83

Recording by Auguste Durand.

Recording identifiers

ISRC
GBAJY0337924
CopyrightID (CopyrightChains transaction hash)
0x06022b7ad18391077b682cf59eeff5cfdc7742b18e9247d9f715944b432dfaf9
Copyright registration time
2026-07-07T09:42:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:944a7767cefa30cf7f41c5c5f2eef22db9b82861258845c7d792017d279a0bc3

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.