Olá, Então Como Vais?

Recording by Tozé Brito.

Recording identifiers

ISRC
PT1GQ1700015
CopyrightID (CopyrightChains transaction hash)
0x97cb5e403609133db7751033778d0a015a03d222f5e5e7ea17eb7edc3449d00f
Copyright registration time
2026-06-25T09:51:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c690d776c8df0ba97a471676c71cff8c6868c62ab1d92ab46402b926a4019b99

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.