Duas caras

Recording by Mc Barriga.

Recording identifiers

ISRC
USANG2129937
CopyrightID (CopyrightChains transaction hash)
0x335151970b95449c89ee95420391282cce0f0960e81097c6e34f9b2b29a56465
Copyright registration time
2026-07-07T15:19:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:88dabfc210e53f69cf1b559ecf3cb5dc0a91d29aa510be86311f90c9e2fcede5

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.