Maria Tchá Tchá Tchá - Ao Vivo

Recording by Gilberto e Gilmar.

Recording identifiers

ISRC
BRCGG1300018
CopyrightID (CopyrightChains transaction hash)
0xcd8e28f1e9353c6df9e6ab358f4a531b35d4f51b33eb35a63a78b282568cdcc3
Copyright registration time
2026-06-08T03:20:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:961907d74f45d5a4554f64609cae1b5c213d4eabe1439209a842b679b93105e6

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.