Febrero

Recording by José Otero.

Recording identifiers

ISRC
BK4DA2324588
CopyrightID (CopyrightChains transaction hash)
0x9371ccaba0718b8f2df252f32542c3eaf8e8d01c1f7a44c522f1e87618a4fc79
Copyright registration time
2026-06-07T22:15:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:57eb3bf7f5bebc7fc46eb26d36e34df2ac0b058bdf9f6c3ea83645f963a71619

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.