Sobre a Graça

Recording by Paulo Cesar Baruk.

Recording identifiers

ISRC
BR4VT1400002
CopyrightID (CopyrightChains transaction hash)
0xc8993811d2485d3af19376895ef8b3be0965c695f1ebf5f486fabd3dca7807ed
Copyright registration time
2026-06-05T08:02:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1ad9b5aee67f638458ab281c3ad1d157099de92ba19dda7b02927e42dff25948

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.