A Las Seis

Recording by Joe Cuba Sextet.

Recording identifiers

ISRC
USDBB0992433
CopyrightID (CopyrightChains transaction hash)
0x78700a71b5db6595d0f34d418f9a60743b168f32b7c7b826aaa55a00e3a436a0
Copyright registration time
2026-07-06T23:26:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:16262c77e00b682720945d56c0690efdfce1ee5f37eaf8dfc403c23034ade38d

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.