Auf seinem Sofa

Recording by Mark Seibert.

Recording identifiers

ISRC
DELK42400031
CopyrightID (CopyrightChains transaction hash)
0x36dbd5f536a9f81c9b2385759eca64da9acf23a4ba32e73b0a7ec22f3337f552
Copyright registration time
2026-07-22T16:14:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T16:43:41Z
Bitcoin block
959155
Canonical record hash
sha256:e6187702e821702e0887a41e23c0a93e6acd403ad94cbdef03a9263042db73b5

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.