Carta Aberta - Ao Vivo

Recording by Henrique & Juliano.

Recording identifiers

ISRC
BCVDD2200074
CopyrightID (CopyrightChains transaction hash)
0xd85bfd49fcfbc2cf6ec8c2d8c1e59038770856d84fb43a60e029c0c0e8d268b8
Copyright registration time
2026-06-01T21:36:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:e0b3ef0839649d51001e4c385feb69ed53d74a2d37fe0ef99357615e6bf38188

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.