Igrejinha Azul - Ao Vivo

Recording by Matogrosso & Mathias.

Recording identifiers

ISRC
BC6P32300004
CopyrightID (CopyrightChains transaction hash)
0x6c93e8d62f96feee1563de8686a81b991d7eef30a53241965531788338ba215d
Copyright registration time
2026-06-08T03:26:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bee8d3d7062d87559ff29fdc308585202fa0e3b78946ee9bd084b80c3b4de9eb

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.