Sobre Abra a Porta (Comentário)

Recording by Roberta Campos.

Recording identifiers

ISRC
QM6P41525992
CopyrightID (CopyrightChains transaction hash)
0x14912490817388322ca9567e8f5234cc113569c2f5c103001c849920de44f339
Copyright registration time
2026-07-06T19:32:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a17a7c196575ebb9ef5a5ce61fb62e09ff8977b4729a696d507aa92441d18850

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.