Viola cabocla

Recording by Cláudio Lacerda.

Recording identifiers

ISRC
BRTRB0600052
CopyrightID (CopyrightChains transaction hash)
0xb4fc37059eb3434043e2d9fe215189999960ffdd22280de29e3ee2c5d1ab4ed8
Copyright registration time
2026-07-31T12:59:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:06:57Z
Bitcoin block
960404
Canonical record hash
sha256:eb6f0a09cd4475d616fd7899151181af5a7a420e39c6101ada1efa4a861f7466

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.