Rio Pro Mar

Recording by Cidade Negra.

Recording identifiers

ISRC
BRSME9800415
CopyrightID (CopyrightChains transaction hash)
0xcca297c79ab833b295c7fcbfc7de3bf02a2b5b29d78fbce1f928467662f94916
Copyright registration time
2026-06-20T23:14:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:28d92fa54bb44d8f1c3ac7343bffad8132b1b8bb6cb835991b66443c9d298574

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.