Ilusão A Toa

Recording by Johnny Alf.

Recording identifiers

ISRC
BRBMG1902315
CopyrightID (CopyrightChains transaction hash)
0x7cdc0355b207744e5edbe32164fd0b89793bc7dad9ce132a76127abab0742ec3
Copyright registration time
2026-07-07T17:09:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3621fb6dbdd290b52419b749d34f9881633d399003263fff168fd8d5400e79f7

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.