Que vengan de dos en dos - Tangos

Recording by Juan el de la Vara.

Recording identifiers

ISRC
ES5099800144
CopyrightID (CopyrightChains transaction hash)
0x71d0424b3ccd6623300a14d981709af5b9b8dd18922fa5894d2a91e1ad620b50
Copyright registration time
2026-07-07T12:15:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8ecb22f125b02d8750a993d7d7f1c10e1478aeefc0ef932fed4d9dfe33653510

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.