De Campo e de Mato

Recording by Volmir Dutra.

Recording identifiers

ISRC
BRUSA1300055
CopyrightID (CopyrightChains transaction hash)
0x207c5721084620073dae7e6f1b1a62a5180e53c476bb9b89c5f93e5f479716f3
Copyright registration time
2026-07-29T14:59:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T15:22:21Z
Bitcoin block
960121
Canonical record hash
sha256:48c365fb782b638e58e80ee445871e8e98c08892cf77b3b3ef58f2b2365b666c

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.