Kaya Babilônia

Recording by Cidade Negra.

Recording identifiers

ISRC
BRNF70900003
CopyrightID (CopyrightChains transaction hash)
0xa851ecb5bfede0e730fa543655b68f18e94f93866dce2d0afce35b7b7b8428c2
Copyright registration time
2026-07-06T05:02:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:d33f1b611864a0ae9300f1804fd04f442f1e87e1348faedce1fc75412ad09d96

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.