Outra Vez

Recording identifiers

ISRC

BRPUI0700321

CopyrightID (CopyrightChains transaction hash)

0x239d3d7a1d7b4856f244df41d553bb24f17431e127bc14fad64f7d8c65a0c673

Copyright registration time

2026-07-29T14:55:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T15:22:21Z

Bitcoin block

960121

Canonical record hash

sha256:3a3bdaaf5a670916a03ffc134385cdff3707c3d033f6398620c46e310a490e6c

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.