Deja Vu

Recording by Justus Rümenapp.

Recording identifiers

ISRC
QZ8251702823
CopyrightID (CopyrightChains transaction hash)
0xeb868d40f87656b678af8520454e13efd85cd06a88aebf0a99dffc292561ddc4
Copyright registration time
2026-07-07T11:25:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:1fe311775e188584ccae9fd711e12562079f35876be15f9a5977a9dcfcb8af17

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.