ISRC HKI199932715
Verified recording
HKI199932715 is “Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x8b0a40cf2f7e539f000eadb7ba8cfb80ff8d59280bde8223c114c8fdb06bbdb7 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932715.
Recording identifiers
- ISRC
- HKI199932715
- Title
- Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x8b0a40cf2f7e539f000eadb7ba8cfb80ff8d59280bde8223c114c8fdb06bbdb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:a624d9c734259df381aa695bf5fe80d011f24e7e06ddc88cad0fbcbfd32d7a40- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932715
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo · Machine-readable JSON-LD