ISRC ATK952205510
Verified recording
ATK952205510 is “TIERKREIS Work No. 41 8/9 (1975-1981) for clarinet and piano: 7. Löwe - Leo” by Karlheinz Stockhausen,
registered on the CopyrightChains blockchain with CopyrightID
0x283d89879b7babc5f6ac38cab9f2c3e80c8c66988dd696581e4e44195ff84563 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATK952205510.
Recording identifiers
- ISRC
- ATK952205510
- Title
- TIERKREIS Work No. 41 8/9 (1975-1981) for clarinet and piano: 7. Löwe - Leo
- Artist
- Karlheinz Stockhausen
- CopyrightID (CopyrightChains transaction hash)
0x283d89879b7babc5f6ac38cab9f2c3e80c8c66988dd696581e4e44195ff84563
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:f5da67454b263dcd7991c143312cf8d78f10aa74d1558eec20fba587a80f8358- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATK952205510
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: TIERKREIS Work No. 41 8/9 (1975-1981) for clarinet and piano: 7. Löwe - Leo · Machine-readable JSON-LD