ISRC HKI190592922
Verified recording
HKI190592922 is “Kostervalsen” by Jerker Johansson,
registered on the CopyrightChains blockchain with CopyrightID
0x4e20a953522b1f542510ee640864a3b96b9dba7becfebc1103e1c0a9f8d865f6 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190592922.
Recording identifiers
- ISRC
- HKI190592922
- Title
- Kostervalsen
- Artist
- Jerker Johansson
- CopyrightID (CopyrightChains transaction hash)
0x4e20a953522b1f542510ee640864a3b96b9dba7becfebc1103e1c0a9f8d865f6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:0881c3478d18d02259a4e649bf88b31892f185c0fea542cf7f1e5882b8de27d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190592922
- Bitcoin block existence check
- https://blockstream.info/api/block/960368