1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73a814b528ef6afdea3efb676e8b134178b9d8a0162b2e8ea5a2518a4c893cd1. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1537a61e-20d9-430f-b274-eac8b68aeaba.json and https://artists.proofprofile.net/proofs/artist/1537a61e-20d9-430f-b274-eac8b68aeaba.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sekou Tounkara Don Kibarou Presse Malien
La Revue de Presse de la Radio Jekafo Du 12.03.24
La Revue de Presse de la Radio Renouveau Du 12.03.24
Radio Jekafo Don Kibarou Presse Malien Le 13.03.24
Aboubacar Sidick Fomba Face Au Climat Politique Actuelle Du Pays
Urgent Don Kibarou Presse Malien Le 13.03.24
Kassim Traoré Actualités Côte D'Ivoire Des Choses Militaires Se Préparent
Le Neutralisant Boubou Mabel Diawara Sexprime Sur L'Actualité du Mali Ramadan Et Dr Oumar Mariko
Amara Sylla Du Jamais Vue Et Très Incroyable
Radio Jekafo Don Kibarou Presse Malien Le 18.03.24
La Revue De Presse Don kibarou Du 19.03.24
Cherif Ousmane Madane Haïdara Tafsir En Bambara du 25.03.24 Du 15 Eme Jour Du Ramadan