ISRC HKI190843304
Verified recording
HKI190843304 is “Symphony No. 42 in D Major, Hob.I:42: I. Moderato e maestoso” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x13444acc949871edc1af304a025346c228453e42bfb0327579d7cbb311824e96 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/HKI190843304.
Recording identifiers
- ISRC
- HKI190843304
- Title
- Symphony No. 42 in D Major, Hob.I:42: I. Moderato e maestoso
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x13444acc949871edc1af304a025346c228453e42bfb0327579d7cbb311824e96
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:787a7cd649b3e9a8256a3c72c160048133afd53de625c4aaf5b01832f5a35f4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190843304
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Symphony No. 42 in D Major, Hob.I:42: I. Moderato e maestoso · Machine-readable JSON-LD