Entre Copa y Copa

Recording by Los Hermanos Valenzuela.

Recording identifiers

ISRC
QZDQH2353005
CopyrightID (CopyrightChains transaction hash)
0xb88fbab171c2c0051eec540b414e3aeaa56fb20995f06ebcaa9f7859e589a5d2
Copyright registration time
2026-07-29T18:43:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:3d7cd0c39c0e3f548abcce04a1898976415c0e16da373d7401a1f1e9901d1f1b

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.