Quem Dera

Recording by Arlindo Cruz & Sombrinha.

Recording identifiers

ISRC
BRVLS9600692
CopyrightID (CopyrightChains transaction hash)
0x0e0d28569771322953caef5a2f69d1d39f19a65efe68ac6c9f956d5a0b58f6df
Copyright registration time
2026-06-21T18:38:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:53078361a347323e5c663888f6005546c1a3a1d5bae5e1acbce2ffe599b5c46b

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.