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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf47f89cd3a5d8a13410106a8c7c1a5708e7078821c79f99e701a8811d838055. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4a34e2e8-d159-49a8-b6ff-0aae527eb3b0.json and https://artists.proofprofile.net/proofs/artist/4a34e2e8-d159-49a8-b6ff-0aae527eb3b0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Bura Anadolu (Direniş Karatay Orijinal Film Müziği)
Bura Anadolu - Direniş Karatay Orijinal Film Müziği
Naim (Cep Herkülü Naim Süleymanoğlu Orjinal Film Müziği)
Naim - Cep Herkülü Naim Süleymanoğlu Orjinal Film Müziği
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca74d61e5f1ee691e6c89a16afd9d14f12af45f2db6f8362ff8be7172ae34ca8. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Bd1IXmQB9YZa7yI8j98fM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Bd1IXmQB9YZa7yI8j98fM.
Adam Olmaz (feat. Eypio, Cash Flow & Şehinşah)
{"copyright_id":"0x8707bf325bc666b87be4466c5f3829fa7bf1cb4aa295ec597557241ba44d07f3","isrc":"TCACK1594917","name":"Adam Olmaz (feat. Eypio, Cash Flow & Şehinşah)","registered_at":"2026-06-04T13:04:42Z","spotify_id":"4JHlIAdS6OMoOhHsyf3HCj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8707bf325bc666b87be4466c5f3829fa7bf1cb4aa295ec597557241ba44d07f3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4JHlIAdS6OMoOhHsyf3HCj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4JHlIAdS6OMoOhHsyf3HCj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6053818699a7177588baa6a4738780e5a1f513e264458cbcaca65cd171ca45f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Uv4fp4AWXSN43tC9YNp2l.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Uv4fp4AWXSN43tC9YNp2l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6053818699a7177588baa6a4738780e5a1f513e264458cbcaca65cd171ca45f. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6vK6gdUdjOZEziksqwyUf2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6vK6gdUdjOZEziksqwyUf2.
{"copyright_id":"0x912d8fb8804d2fefb3c24fcb9b63ec1ea55deeed76f02edb5cb18c2f7c9bac97","isrc":"CH6541600139","name":"Kaybım Çok","registered_at":"2026-06-07T07:31:15Z","spotify_id":"1cc0UnioZHDss2yAcaHtxk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x912d8fb8804d2fefb3c24fcb9b63ec1ea55deeed76f02edb5cb18c2f7c9bac97. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1cc0UnioZHDss2yAcaHtxk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1cc0UnioZHDss2yAcaHtxk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc54291614e37851b0503f922d98687535f3adacd002666341e630a7bd0db995d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5uakxEn9Mp9PlOe3ACP3bm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5uakxEn9Mp9PlOe3ACP3bm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91f532acf93db555c4dbe4b924631680ae7945b21651715436101b3cbbf9233e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/44FzNA1nsGcE92AaaTukPf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/44FzNA1nsGcE92AaaTukPf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f4494139a7737b0533a3b6048bd9ed3e5af570943ae2ea61c3036706efde018. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vhuCf9Xjh3U3IN8vUDT3u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vhuCf9Xjh3U3IN8vUDT3u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e6be90800bb6c802be5516700beb5bc63c1d8232b25572012ee66534ac3f691. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/28VvclMPIzllK7QPEJH5Bk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/28VvclMPIzllK7QPEJH5Bk.
Kafalar Karışık (Orijinal Film Müzikleri)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6929043580ce0f09416008506c1bedde5a88ea8b8771942b49ff51d542769d01. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3wjfC5eK4Fepwt1Re4Yn4N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3wjfC5eK4Fepwt1Re4Yn4N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x794d8cd42e921f658dbb83996fd26797d5943d8e18f3307a5fb92743c29d7640. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Ncwh6cob2Cfs2YoiOWMm2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Ncwh6cob2Cfs2YoiOWMm2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e0c18a10861e53566909b014a71f558d24c8b983805b68809e06c36028ec4f2. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6xTfJudmVrEOSgv0ppJHhN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xTfJudmVrEOSgv0ppJHhN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdddd8cd658573b11717a6c190791ec23879b00c01075c9d8345c79cfd3ddb095. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1a7yGZa6K7aLvF8Gzea6h0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1a7yGZa6K7aLvF8Gzea6h0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x601bc2623f827155777b560861cb793518f0b3b49595d507317f9a5ad8274746. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/20D4qCsLFK3xGBuoXEuL2C.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20D4qCsLFK3xGBuoXEuL2C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x794d8cd42e921f658dbb83996fd26797d5943d8e18f3307a5fb92743c29d7640. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6j3dMtxtZBu5MeVrk9PdaI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6j3dMtxtZBu5MeVrk9PdaI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a07fd156d626e24d0f00b65969369dedf8c8d1838ef692310f6360777b4b25f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4WBcmMa4vqltd6HpYVMML2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4WBcmMa4vqltd6HpYVMML2.