Malas Caras

Recording by Los Pistones De Uriel Valdez.

Recording identifiers

ISRC
QZXF92400028
CopyrightID (CopyrightChains transaction hash)
0x725da515f1152f4a534e2c2e6734de56aff5a1776fdf32b259900486132654ae
Copyright registration time
2026-07-30T20:32:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T20:45:02Z
Bitcoin block
960311
Canonical record hash
sha256:ca91680c929f986c160546311105b5b0c9624a74cf09657aeec272b6b17dd99c

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.