Una vez

Recording by Alberto Morán.

Recording identifiers

ISRC
CA5KR1800527
CopyrightID (CopyrightChains transaction hash)
0xa365c30e72fd9243f57d4cb8f8518f06a9cfcd3b5c41862f8f8c877661231759
Copyright registration time
2026-06-21T10:02:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:18a855ce592d5e5c05b62a1ff7c32cb11b11a01655cf028d5ab3bd9181f5d710

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.