Voltinha

Recording by Matteus e Fernando.

Recording identifiers

ISRC
BCMGB2200006
CopyrightID (CopyrightChains transaction hash)
0x044daf23e91856bc25d918d297b517ab83916d45f5b864d9ab1e72341cec84a5
Copyright registration time
2026-07-06T23:38:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:ef29650554c6cabfc9509755aacb512231646552cd43db6687b0d047d504c166

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.