Mutirão

Recording by João Evangelista Rodrigues.

Recording identifiers

ISRC
BRNG81000010
CopyrightID (CopyrightChains transaction hash)
0x9dcabd45998cf101d906403df8c9c163875f00838f1f2d56bc6f6414ebb7f18c
Copyright registration time
2026-07-07T17:48:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:a0f6039874576333a25c00d11f07f252c1f2c5142d0597a8dda21376b236fc39

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.