Sambada e massapê

Recording by Silvério Pessoa.

Recording identifiers

ISRC
BRSLW0500012
CopyrightID (CopyrightChains transaction hash)
0x9aa6b240d00d2e911cd80d6e1b06bf6a06f95ab35734d578f6197a130ed9cfee
Copyright registration time
2026-07-07T17:05:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:1be3a6b7dfde9050ae72a12d02eea91b449d4816a80087d4d6749b98ee518f70

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.