Lado B lado A

Recording by O Rappa.

Recording identifiers

ISRC
BRWMB1200394
CopyrightID (CopyrightChains transaction hash)
0xfbb14e00ddc68dcf3a8979fda0c8751c37061df77f7dd4d696e5ff081891b736
Copyright registration time
2026-07-06T08:32:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-13T07:53:33Z
Bitcoin block
957819
Canonical record hash
sha256:4c475084e89b7bde4d85d1705832d17891da4fc31a564d2aa5b08a916d882f1f

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.