Regresa

Recording by Clemente Castillo.

Recording identifiers

ISRC
QZW9K2270131
CopyrightID (CopyrightChains transaction hash)
0x0b8f14c5a626902f60634ed95281f22ff8bf9630f93f8d0e25134f5e9c77c69a
Copyright registration time
2026-07-30T18:00:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:abebba7dc8f8e30e84d55b0a4e66207a7c2d115decfb027e3e4610e022c50b6f

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.