Mala Cara

Recording by La Pulquería.

Recording identifiers

ISRC
ES5020300357
CopyrightID (CopyrightChains transaction hash)
0xe612f85d5d73126703084fd608d1ae859e440c0d2a1210263c9645c72d8dd7bf
Copyright registration time
2026-07-07T17:09:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:55437687400f52ab6deac6e7df8b274ddf142c2d4b10e2124bdc856a43cb23b7

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.