Flip-Flop

Recording by Rolf Kühn.

Recording identifiers

ISRC
DEH841600697
CopyrightID (CopyrightChains transaction hash)
0xf277e873786f2085f140f4c6cc311bc32f9a6cb38e18f4ce7e1d1d8480f40390
Copyright registration time
2026-07-07T16:44:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bf6765be340ffa1e9041eb40be4cce1565dfb2374f3dc7cf3c54bce9f306235f

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.