Tango pour Claude

Recording by Ensamble Cruzao.

Recording identifiers

ISRC
GX53U2525260
CopyrightID (CopyrightChains transaction hash)
0x8dd6c28d56c1944c53de545001b97948ed4d7c7c69b32ee377a9f6ae50addba3
Copyright registration time
2026-07-29T13:14:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T13:21:01Z
Bitcoin block
960111
Canonical record hash
sha256:c2fe18cc626fbafb92521f507e84a60253e76f8d87d47bd9de6e066f479d9da1

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.