Cuando te conocí

Recording by Andrés Calamaro.

Recording identifiers

ISRC
ES5152100433
CopyrightID (CopyrightChains transaction hash)
0xd7236596b138c83fb9adb378a7d920a51b2d36bf6c8c485ddda9d2bab9a9dc87
Copyright registration time
2026-06-20T07:46:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:fb30d74f46709cb5832742b4c67a30bc5a7fe1cb38817edac2148e695b35b314

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.