Derbysieger

Recording by Marcus Sommer.

Recording identifiers

ISRC
DEES50600251
CopyrightID (CopyrightChains transaction hash)
0x576cd52d889420fedc71e09a1d5fc59a1ac8643ccd4d53c6fb2e321c5f10c793
Copyright registration time
2026-06-10T23:50:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:118bfe5141e2b79310e222173c4ee04adfd27e854556b998b23090118e93bf8f

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.