Copacabana de Sempre

Recording by Os Cariocas.

Recording identifiers

ISRC
BRABZ9600103
CopyrightID (CopyrightChains transaction hash)
0xd84c5cfcef0cdb2146683dca184ddb26b58d6718762d96f06bad3382dd65f44d
Copyright registration time
2026-06-23T15:47:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:61d8b88c461332cb34c2f5857d19b80a74fd73889be99da121792ed9834721a7

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.