No more Boleros

Recording by James Last.

Recording identifiers

ISRC
DEUM72407233
CopyrightID (CopyrightChains transaction hash)
0x26f5f9e263fb4c97915f3a4deafb2c569cf6c9595a1d0eb0d82ea94b8c943e93
Copyright registration time
2026-07-07T02:40:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5e71af51594d341de73330408d542abcfa8f4aeeebed0885c40e84cab1ba3774

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.