Hablemos de los dos

Recording by Alfonso Ortiz Tirado.

Recording identifiers

ISRC
CA5KR2053004
CopyrightID (CopyrightChains transaction hash)
0x1727931f7b26b5951b4ecabaeb3d70c3657b23a598f215365b496995a33702f0
Copyright registration time
2026-06-07T23:01:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3bfbffd0156920a598d5a6ae7bd412d2951067a998275a3d43c5b8039dda7383

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.