Carioca (Ao Vivo)

Recording by Chico Buarque.

Recording identifiers

ISRC
BRBMG9900399
CopyrightID (CopyrightChains transaction hash)
0xc87e4b005cc822947bb1e47ee760ad706472bd6d998ba0e6860d1dfde39b6e29
Copyright registration time
2026-06-25T22:17:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8f224f770964247915e8ca84b7f86fe33391f4ed00ef2b49d64f2616e4f251e5

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.