Der Kreis - live-haftig Hamburg 2005

Recording by Peter Maffay.

Recording identifiers

ISRC
DEKF22400617
CopyrightID (CopyrightChains transaction hash)
0xad30993fa16b829049058268d8f0bfa1dea7959922aac7cda6f5877eb68d5373
Copyright registration time
2026-07-30T07:57:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:04:30Z
Bitcoin block
960225
Canonical record hash
sha256:1b21630bd231d6685cdba703908aaddd111a11d18448cd53543cfcef03970834

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.