1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a1d7eedc045a2bd651f83a6afdec8048348307e3ca1add7a1cb50188180a843. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f69146c9-b809-4f93-997d-4f9cecbd557c.json and https://artists.proofprofile.net/proofs/artist/f69146c9-b809-4f93-997d-4f9cecbd557c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Hasse: Serpentes ignei in deserto: Introduzione: I. Grave
Hasse: Serpentes ignei in deserto: Recitativo. "O portenta" (Nathanael)
Hasse: Serpentes ignei in deserto: Introduzione: II. Fugue
Hasse: Serpentes ignei in deserto: Aria. "Furit grando procellosa" (Nathanael)
Hasse: Serpentes ignei in deserto: Introduzione: III. Adagio
Hasse: Serpentes ignei in deserto: Recitativo accompagnato. "Tu, qui a cœlo dilectus" (Eliab, Eleazar, Moyses)
Hasse: Serpentes ignei in deserto: Recitativo. "Longo labore oppressi" (Eliab, Eleazar)
Hasse: Serpentes ignei in deserto: Aria. "Dolore pleni" (Eleazar)
Hasse: Serpentes ignei in deserto: Aria. "Incerta vivendo" (Eliab)
Hasse: Serpentes ignei in deserto: Recitativo. "Tandem ultionis" (Angelus, Moyses)
Hasse: Serpentes ignei in deserto: Recitativo accompagnato. "Ergo semper, ingrati!" (Moyses)
Hasse: Serpentes ignei in deserto: Aria. "Aura beata, plaude jucunda" (Angelus)
Hasse: Serpentes ignei in deserto: Aria. "Cœlo turbido et irato cadant fulmina" (Moyses)
Hasse: Serpentes ignei in deserto: Recitativo. "Ecce placatum cœlum nobis levamen præbuit" (Josue, Eleazar)
Hasse: Serpentes ignei in deserto: Recitativo. "Tandem cessent clamores" (Josue)
Hasse: Serpentes ignei in deserto: Duetto. "Moesto corde suspirantes" (Josue, Eleazar)
Hasse: Serpentes ignei in deserto: Aria. "Spera, o cor" (Josue)
Hasse: Serpentes ignei in deserto: Recitativo accompagnato. "Ecce Israel, tu vides omnipotentiam Dei" (Moyses)
Hasse: Serpentes ignei in deserto: Recitativo accompagnato. "Magis semper protervus" (Angelus, Moyses)
Hasse: Serpentes ignei in deserto: Aria. "Ara excelsa, ara pretiosa" (Moyses)
Hasse: Serpentes ignei in deserto: Aria. "Cæli, audite, deplorate" (Angelus)
Hasse: Serpentes ignei in deserto: Recitativo accompagnato. "Ecce conversus Israel meruit peccati veniam" (Angelus)