DÉFIGURÉ

Recording by Dudu.wav.

Recording identifiers

ISRC
QZNWV2394558
CopyrightID (CopyrightChains transaction hash)
0x256a19e4695d235e0bfb80708c1de32b1a4b93f3aa795cec5e593252c2113eb8
Copyright registration time
2026-07-30T13:13:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:809885a5db8b106a444f483fa1d8636dfe67e3f3868cbbfc4d1a555b9731e77d

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.