ISRC HKI191342401
Verified recording
HKI191342401 is “Spiegel im Spiegel (Version for Violin and Piano)” by Arvo Pärt,
registered on the CopyrightChains blockchain with CopyrightID
0xf6aa37ed41c91f4a08629eebdf9be85f8169c07e97410f9d04cf5843d15a7080 and independently timestamped
in Bitcoin block 960222 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191342401.
Recording identifiers
- ISRC
- HKI191342401
- Title
- Spiegel im Spiegel (Version for Violin and Piano)
- Artist
- Arvo Pärt
- CopyrightID (CopyrightChains transaction hash)
0xf6aa37ed41c91f4a08629eebdf9be85f8169c07e97410f9d04cf5843d15a7080
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:48:45+00:00
- Bitcoin block
- 960222
- Canonical record hash
sha256:a7c338076fb64bbd54a3d2da1e6c82eecb3a8b5fcffc1df9f8d0aa78c0adad10- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191342401
- Bitcoin block existence check
- https://blockstream.info/api/block/960222
Full record
Track page: Spiegel im Spiegel (Version for Violin and Piano) · Machine-readable JSON-LD