A vaquinha

Recording by Duduca & Dalvan.

Recording identifiers

ISRC
BRWMB0202195
CopyrightID (CopyrightChains transaction hash)
0x4d597e85ebdee49cfc813b42e8b4b23917afbd56d8ac47aff5bb75feaf02ae85
Copyright registration time
2026-06-18T15:29:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:59fb758ec90b2c5f55e73d86daa2b4324b8481600336167977b6306d0844af57

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.