Cacho a Cacho (with Rosendo)

Recording by Estopa.

Recording identifiers

ISRC
ES5020900760
CopyrightID (CopyrightChains transaction hash)
0xd8a0154bbfe468bf3b99a32c5b636b04af69b2c9db3ab8e7f23b4065584fb092
Copyright registration time
2026-06-06T03:25:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a34841a83da26f140e4c07f27b71b3dabad597b70f48671adcd2b73a5e7a826e

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.