ISRC DERK91932311
Verified recording
DERK91932311 is “Nichts zu verlieren” by Bersarin Quartett,
registered on the CopyrightChains blockchain with CopyrightID
0x445b81f1f802dfb757e0a71cc542ad8895aaf94fb795c08ad4c31d61f5aa59e3 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK91932311.
Recording identifiers
- ISRC
- DERK91932311
- Title
- Nichts zu verlieren
- Artist
- Bersarin Quartett
- CopyrightID (CopyrightChains transaction hash)
0x445b81f1f802dfb757e0a71cc542ad8895aaf94fb795c08ad4c31d61f5aa59e3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:5ce54942997dc6b4d6cb1da2df8bf9c8308b5f277d69916023fa1b249ee07221- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK91932311
- Bitcoin block existence check
- https://blockstream.info/api/block/960291