O Choro

Recording by Paulo Cesar Baruk.

Recording identifiers

ISRC
BRBOP9900190
CopyrightID (CopyrightChains transaction hash)
0x5fd2e8623b742af80f18a5034f33c561aa58c2f8d99f7dde63b8d0f6a7d2c3c2
Copyright registration time
2026-07-06T20:04:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e4e0070579d7842eb20afbaaf3b6996cdd5c4b849e78f68b350acebd83e26e07

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.