ISRC HKI191413702
Verified recording
HKI191413702 is “Requiem, Op. 89 B. 165: Offertorium: Hostias (Vocal Quartet, Chorus)” by Antonín Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xf560089ea916f96495f1627330ced8b4e59efb6e0369c5106c6b93c4d9722063 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191413702.
Recording identifiers
- ISRC
- HKI191413702
- Title
- Requiem, Op. 89 B. 165: Offertorium: Hostias (Vocal Quartet, Chorus)
- Artist
- Antonín Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xf560089ea916f96495f1627330ced8b4e59efb6e0369c5106c6b93c4d9722063
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:41c7b5b08d87d476770e5a1090c7a34bdad7f66ca8a70c0f4e336877e6159796- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191413702
- Bitcoin block existence check
- https://blockstream.info/api/block/960203
Full record
Track page: Requiem, Op. 89 B. 165: Offertorium: Hostias (Vocal Quartet, Chorus) · Machine-readable JSON-LD