De las Contradicciones

Recording by Fernando Cabrera.

Recording identifiers

ISRC
UYA131700099
CopyrightID (CopyrightChains transaction hash)
0xa6c33d44dd66f1f27209202a57fbb853a5841dff152f6f8a8c7fd18ba891969b
Copyright registration time
2026-07-30T17:46:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:ef988984d6a02029b5608c0103f61fdb712241e5fd9733ca17006e876cb548ca

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.