Papel de Idiota

Recording by Guto Ferreira.

Recording identifiers

ISRC
BCVFM2100035
CopyrightID (CopyrightChains transaction hash)
0xe8357fa9bebf3b1fbcfb63fcc3bd90356a7932b422617ab32f8bc964d30a9fb3
Copyright registration time
2026-06-20T06:27:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cb42cfb476e425bb3e1a53dc92e878090e36f019d1fc2306fbf56b627b073d9f

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.