Por Que Razão ?

Recording by Eduardo Gudin.

Recording identifiers

ISRC
BRDPA1500005
CopyrightID (CopyrightChains transaction hash)
0xa1f8b04df7784d2dde64124dc8969992df9c2b9013bd14c57e331570818620fb
Copyright registration time
2026-06-24T14:36:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:cf74557a5cdd8f19e8d20855975c6b8defb956b12f436e7388821e769ce96b3f

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.