Matriz ou Filial

Recording by Benedito Costa.

Recording identifiers

ISRC
BR19C1301386
CopyrightID (CopyrightChains transaction hash)
0xe68d5596d00b67b37e5ebb524a5bceff7108c5e36091ae2469b53bd34a8a267b
Copyright registration time
2026-07-07T10:43:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:648ceb781a6325ed4fc087a780cf0ce05a319f11bb46e3da3c06cbb526fdc290

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.