Sleep Loop

Recording by Eckhart Lange.

Recording identifiers

ISRC
SE5IB2301003
CopyrightID (CopyrightChains transaction hash)
0x247e3d9a777bacacf285bfe15b420647c353797a82a3cad3a8505221fc66d231
Copyright registration time
2026-07-06T04:39:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:16:32Z
Bitcoin block
956891
Canonical record hash
sha256:b9cfec82eb981f9e00b4e1572a2c22f5dd9348b4654bc9710e1c8511dbdad718

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.