Exemplo a cuatro voces

Recording by Tomás de Santa Maria.

Recording identifiers

ISRC
ES29G2407102
CopyrightID (CopyrightChains transaction hash)
0xc240482537214067fc5abcdc32cba8324360cc839e4ed7699d933de167b6132b
Copyright registration time
2026-07-30T12:04:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:45:34Z
Bitcoin block
960258
Canonical record hash
sha256:23a29bbd28f95cd2b89dd818f2cb370cb8520d19f4cc1676fc1c0edb082febbc

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.