Tangosaín

Recording by Luis Bacalov.

Recording identifiers

ISRC
DEF059904900
CopyrightID (CopyrightChains transaction hash)
0x7760b2ad8c3c831f0fc0fe235eb311e3ca0f82f5bb74cea4c4c44661045ab119
Copyright registration time
2026-07-07T06:36:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d186dbf2f33b73402140d3b5ded68bfe7563e13f53f20345cc30ddb0527f1c3a

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.