A Patricinha e o Cara Lavada

Recording by Cacio & Marcos.

Recording identifiers

ISRC
BXNT61903338
CopyrightID (CopyrightChains transaction hash)
0x776b606e7291c647a1132f44adaf6857c10a73c0721dcba2da74e28f672c9eac
Copyright registration time
2026-07-29T19:08:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:8eb19dd62e45b8ffd07d499638e4177b52152a6c47a5a2b4e30078fd2acf4598

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.