ISRC HKI199299404
Verified recording
HKI199299404 is “Serenade for String Orchestra, Op. 11: IV. Marcia: Tempo di marcia, molto ritmico” by Dag Wirén,
registered on the CopyrightChains blockchain with CopyrightID
0xbb34814ce386cc09ed607b85729e47791c5fa703097409122cb96d5a352cfb67 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199299404.
Recording identifiers
- ISRC
- HKI199299404
- Title
- Serenade for String Orchestra, Op. 11: IV. Marcia: Tempo di marcia, molto ritmico
- Artist
- Dag Wirén
- CopyrightID (CopyrightChains transaction hash)
0xbb34814ce386cc09ed607b85729e47791c5fa703097409122cb96d5a352cfb67
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e071dc544903c5012c058b1cda2ee79d542e6b5c2b203a57fa8c29ece9c21b81- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199299404
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Serenade for String Orchestra, Op. 11: IV. Marcia: Tempo di marcia, molto ritmico · Machine-readable JSON-LD