Nó de fumaça

Recording by O Rappa.

Recording identifiers

ISRC
BRWMB9901175
CopyrightID (CopyrightChains transaction hash)
0x0e7f259164647f3806654d1e826fd8e0a2add2db4ed3055c8bc985a3fa458ceb
Copyright registration time
2026-06-05T23:12:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:dec4469d36cc56654d2119f8ecf743b953556bb8631461f3dcb2ccc9e3075210

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.