Fiel a Ex

Recording by João Marcos e Zé Ronaldo.

Recording identifiers

ISRC
BXTB12400002
CopyrightID (CopyrightChains transaction hash)
0xfa22b0dc821fc625a046091c93350654236de4e49bd85570097fbbaa625a4d72
Copyright registration time
2026-06-23T21:21:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2d67a57e7e49f31181caa3a3856dd0fa48d706dbc962f1eae6db0bfaca96343b

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.