A la Hora de Brindar

Recording by Paz Martínez.

Recording identifiers

ISRC
ARF100300357
CopyrightID (CopyrightChains transaction hash)
0x021d3fc4fe0fab91c7e850d5c6ccd8796e5e25d57e3021cf2a46dffa2a7f9af2
Copyright registration time
2026-06-24T21:32:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f1d3fe9b579da6f02244c9fa0504216d59cb1b33188cab64f341bab09fb223d0

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.