Por Primera Vez

Recording by Chicho Castro y Sus Alia2.

Recording identifiers

ISRC
FR10S1780222
CopyrightID (CopyrightChains transaction hash)
0x2313e75e395746e5b3a2dcbba5697754b543a7f0d3d67f2a604480c37f1c8b7d
Copyright registration time
2026-07-31T12:45:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:c76f75a2fe134a6e0ef8fe79103a4e2924eb58b73e777dce81d497fa2f057517

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.