ISRC HKI191535304
Verified recording
HKI191535304 is “4 Postludes for Piano & String Orchestra: No. 3. Larghetto, con moto (poco rubato)” by Valentin Silvestrov,
registered on the CopyrightChains blockchain with CopyrightID
0xc73e3d40210888dfc2d1ae052f6ec08285fef4ca0cafd4ba14863b49666754fd and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191535304.
Recording identifiers
- ISRC
- HKI191535304
- Title
- 4 Postludes for Piano & String Orchestra: No. 3. Larghetto, con moto (poco rubato)
- Artist
- Valentin Silvestrov
- CopyrightID (CopyrightChains transaction hash)
0xc73e3d40210888dfc2d1ae052f6ec08285fef4ca0cafd4ba14863b49666754fd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:3309992f118fd70fec7707eb1463758ed7e073f675d15544cfcb107f957bf590- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191535304
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: 4 Postludes for Piano & String Orchestra: No. 3. Larghetto, con moto (poco rubato) · Machine-readable JSON-LD