Frente a Frente - Ao Vivo

Recording by Matogrosso & Mathias.

Recording identifiers

ISRC
BR03D1400510
CopyrightID (CopyrightChains transaction hash)
0xf753cbf72a2a49ceb8e9e948d062b2a44142933dd2c81142f439ab47b1d8abe7
Copyright registration time
2026-06-07T20:09:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:6acb7ec4da437d706c8fd48a0fe2b367bf74a3a9ed9f53c77b75a9e2ddefd813

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.