Deixar Levar

Recording by Cidade Negra.

Recording identifiers

ISRC
BRNF71000008
CopyrightID (CopyrightChains transaction hash)
0xe54f51e501f364b1cb3ae4f6d0ecd167ff2670d2ef6a95e46f7d3c4e4dd23f41
Copyright registration time
2026-07-29T17:00:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:29c7f6c02045d37bc70ab12817801fe0c229e6ad60b4c95178892f6128a31411

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.