Contato

Recording by Cidade Negra.

Recording identifiers

ISRC
BRRGE1200227
CopyrightID (CopyrightChains transaction hash)
0x6561f950f947b34813db5e451d32259c54e05c1db391ec5da7ef1fd1713cacb2
Copyright registration time
2026-07-06T03:14:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:8bc42ccbd0ad6ca3a69c273f98448f07c56aaa9360d7ca7e03a9c419fa9b6712

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.