Kupfer

Recording by Modeselektor.

Recording identifiers

ISRC
DEOE82100019
CopyrightID (CopyrightChains transaction hash)
0x9f59dde284a9b051a4afc91ba21de8b2bd12cf0f3cbce0d9218913810e78f087
Copyright registration time
2026-06-24T06:50:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:6e3f314091bc5a122d1a591080f308db9fdcedb1927cb1285e04905a4821fe77

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.