Por Que Nós ?

Recording by Luiz Tatit.

Recording identifiers

ISRC
BRDPA1000004
CopyrightID (CopyrightChains transaction hash)
0xab256b48a552594709be410e13314f382b1f091b1631cfc82dd1ad9afc44f4bc
Copyright registration time
2026-06-23T01:36:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:44472ca27ec9ffb465450553ef06abe43f7c0de1102414ad8e41ccfae079e493

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.