O Pato

Recording by Gilberto Gil.

Recording identifiers

ISRC
BRGPG1400003
CopyrightID (CopyrightChains transaction hash)
0x38b6f8715185e4a90118ed671d4f320b9f89c1c3d247604fdba5275f0daccd91
Copyright registration time
2026-06-04T13:00:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c75bb8e4ca5821d3ed8990ed437ce762a67eedf5086394c62f53258ffd6cca27

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.