Boléro

Recording by Maurice Ravel.

Recording identifiers

ISRC
USSM12404961
CopyrightID (CopyrightChains transaction hash)
0xbbc77278ab4c987443752f5b7e2603613d2a447c2878a643105b250794b10002
Copyright registration time
2026-06-07T12:02:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b44b2a1efd405ca77fc4f7f3bf4e1303f6718a315129d7f41e734e87e2fb1d74

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.