Dois em um

Recording by José Miguel Wisnik.

Recording identifiers

ISRC
BRVWN1100003
CopyrightID (CopyrightChains transaction hash)
0xd66faed2e113c9daf6ab347ee2c627be6176ea093c4303f351d7b22b8721e125
Copyright registration time
2026-07-31T19:17:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:c220c00a80850d660d43fad7bc2421bbf7227b235794dc574f9d7310fc182f8b

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.