A Veces...los Dos

Recording by María Martha Serra Lima.

Recording identifiers

ISRC
ARF109902882
CopyrightID (CopyrightChains transaction hash)
0xd7f46ecd495fb3dcb25148197c6af587e38a84504d68cd920686572b452fd2c7
Copyright registration time
2026-06-20T12:11:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:8fa2b23ae1f7b425381050fefebb519f7c10b5fdf7d331a9b7e95d8f5e383361

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.