Sonho De Barro

Recording by Miguel Marques.

Recording identifiers

ISRC
BRTMV1200206
CopyrightID (CopyrightChains transaction hash)
0xdce08d1be90cff2f224eb69c3ce2d5623bc619a1cfa1daf0be04e7686a0e5d58
Copyright registration time
2026-07-30T18:56:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:11:09Z
Bitcoin block
960296
Canonical record hash
sha256:419b10f674749bb54c520780723f53d0bce734143f7545fcaac2ac11cea6d3db

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.