Tô de Cara

Recording by Cidade Negra.

Recording identifiers

ISRC
BRSME0400187
CopyrightID (CopyrightChains transaction hash)
0x1f85ed460e2b9c08239be0d821319ba3cd4867291fe5d60e864652bdfd050b59
Copyright registration time
2026-07-30T07:46:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T07:48:45Z
Bitcoin block
960222
Canonical record hash
sha256:f1e300b5f8ca1369eeb632edca6ae836eef88ce2ec85920d3c449b3b9b2257cc

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.