Forró de Dois Amigos

Recording by Marcelo Caldi.

Recording identifiers

ISRC
BRLOP0800058
CopyrightID (CopyrightChains transaction hash)
0xa72e6b9a7c68353874cd931ee63ee844b7b3c946505453a60f237bbec8755c76
Copyright registration time
2026-06-23T17:50:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5b8b581bd2847e61265e7e97f045d899178acb8713f28f10f20233bfc68935c6

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.