(Ir) Regular - Estúdio

Recording by Guilherme de Sá.

Recording identifiers

ISRC
BX4TA2000104
CopyrightID (CopyrightChains transaction hash)
0xc581acfd3748f60bdf4d8e59b2927602bc998c946e817ff4d69d8cdc7b62f1d4
Copyright registration time
2026-06-27T19:58:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8418cf5bf6ebdbba82601a8651c7bb45a4e7f344d27615e9f3eabf5b18208896

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.