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 0xb5933e5b11f0e745f612e949674f7ecfd4418a342dbdad76e0f1abbda8ff3d79. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5b3a18bd-e1db-4ead-97a3-45896355df7e.json and https://artists.proofprofile.net/proofs/artist/5b3a18bd-e1db-4ead-97a3-45896355df7e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xc350da419b0b07bce4d93458abf69e7f16064a4e056e8be881b4f4e8ea6ead31","isrc":"QM6MZ2210240","name":"Stupid Feelings","registered_at":"2026-06-07T15:19:03Z","spotify_id":"3lnrLByEXaa0xueHdqJCXF","type":"track"}
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 0xc350da419b0b07bce4d93458abf69e7f16064a4e056e8be881b4f4e8ea6ead31. 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/3lnrLByEXaa0xueHdqJCXF.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/3lnrLByEXaa0xueHdqJCXF.
{"copyright_id":"0x073e7217f8d0a97cfe98fffc45ae750dca3453cb2ce37a10562b4c95e4df71bb","isrc":"QM6MZ2210241","name":"Never Going Back","registered_at":"2026-06-10T06:54:44Z","spotify_id":"313pBMYQl2TFaaNtlYJ36G","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x073e7217f8d0a97cfe98fffc45ae750dca3453cb2ce37a10562b4c95e4df71bb. 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/313pBMYQl2TFaaNtlYJ36G.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/313pBMYQl2TFaaNtlYJ36G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21639f0513580a2d7804fa8bf5e91222f74961df8f4f687ad9e2b763c3548744. 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/6UtjBdb6t0Txex2ES57Kw0.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/6UtjBdb6t0Txex2ES57Kw0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe20ad62f0f3e90bde2687a7a3e5889ac83ea97e5c71f6c9e737be203a67252e1. 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/05vqXSClFPqhUl6R6mUdeV.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/05vqXSClFPqhUl6R6mUdeV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a1342c750dd5ef08dd12ccc9586e31df2746c3caa0800df31a8289b16dce212. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/05GWubcgyOtiKzm5ZyayXg.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/05GWubcgyOtiKzm5ZyayXg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cdfb255af50e0d9f046b6d5ae2d100d20cad2cf366036a6f760e513127bfae9. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/27NZJPt9wklR09omuyFo82.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/27NZJPt9wklR09omuyFo82.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf73117689fafcebf04c1d13d4cdd4878599e7d9298e5d91dbbdeb053ae4987a2. 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/5Pgq3LZI7NuxF4MXKdf0YG.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/5Pgq3LZI7NuxF4MXKdf0YG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x314bb862375c6c7072a91ce382c65ec4468fc00b672be4523945089cabc9173e. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3QQxaRGDaWR8jXaF04WGkc.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/3QQxaRGDaWR8jXaF04WGkc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdbc9815dd0c0fd0cd687ee8a930e6bd9ca781528d4f533b39b8814343bf2610. 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/7FmYBrDXqPLaYpZhi2EYkQ.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/7FmYBrDXqPLaYpZhi2EYkQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48e02c093cc470649b3158b0ed06a293ec38c7b48f7cc6568e455543b98272fd. 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/6l5GmOyMe5QUoUy8mQGSxF.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/6l5GmOyMe5QUoUy8mQGSxF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed1397a3c361c4503a1725fa3a772a95b903fe65c026570a586328e3489e32f. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xlYrNQeRuGPJeaNKtV8FH.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/2xlYrNQeRuGPJeaNKtV8FH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1751ac1eba5b92dbf355104f2cf8fbe3ef511dc7b0b08a81cbb1a86c5437473f. 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/3tvrjhr7EgHPiY9MeV9C5C.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/3tvrjhr7EgHPiY9MeV9C5C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44b14a9b4dbbdb94ca937133637ca9f98803ec09d5c8b674f63635cbd94c8a34. 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/59hzz0BHSUiyw8nSHLBDL7.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/59hzz0BHSUiyw8nSHLBDL7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ad9a1a72689dfb7869a131cb6b18492beb237b9c893fc08d20ff2c6d7a1035c. 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/6psRToUUC8V9mBVTcQW1du.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/6psRToUUC8V9mBVTcQW1du.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8360f93a7a8b3a8c23663d6e9a89f0661e4cf1a0a7a4e1c5b342f6674a1956b4. 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/6Z2MXiUso5xDZLkM8p6Q02.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/6Z2MXiUso5xDZLkM8p6Q02.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe58b9d556f3f0c421f140d33cf110eb4888e24a0b0a0e975e1574e09b0aeb413. 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/4NrDPFnakI647EQVelb9lk.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/4NrDPFnakI647EQVelb9lk.
{"copyright_id":"0x3d73ca07a5ed1f47c75641304312dfbaa9aa1a7bc5267085954ac3a5da972bd8","isrc":"GBLFP2124453","name":"Go Getter","registered_at":"2026-06-06T15:11:22Z","spotify_id":"1Vra1YSFfKZiFsgTzd1DVV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d73ca07a5ed1f47c75641304312dfbaa9aa1a7bc5267085954ac3a5da972bd8. 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/1Vra1YSFfKZiFsgTzd1DVV.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/1Vra1YSFfKZiFsgTzd1DVV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdbc9815dd0c0fd0cd687ee8a930e6bd9ca781528d4f533b39b8814343bf2610. 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/0Wnq2O1Yo5ncJ5E2F2WWoY.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/0Wnq2O1Yo5ncJ5E2F2WWoY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48e02c093cc470649b3158b0ed06a293ec38c7b48f7cc6568e455543b98272fd. 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/6wBe7ppnHxWaj36yqiBTRI.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/6wBe7ppnHxWaj36yqiBTRI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a1342c750dd5ef08dd12ccc9586e31df2746c3caa0800df31a8289b16dce212. 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/19GrjhRDUatr3SGoGl6jaD.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/19GrjhRDUatr3SGoGl6jaD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f006036df3cfeffc2312af1c71c5e614c9ec969cc2c81542d621b6149388031. 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/6k0HUDa5aRFsILCYnchaRr.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/6k0HUDa5aRFsILCYnchaRr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49d44a7f858849b2681d496936c71a33299062b730e727c6e94553984896d342. 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/6Uv3qJTfZnzpCMc1Mo6rWb.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/6Uv3qJTfZnzpCMc1Mo6rWb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x313337422d674b22d00c2797b4e6d1ecc4466a64fcafd08171efa5f6aea10112. 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/2pzxBbQtq6xNrPCbV80f3m.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/2pzxBbQtq6xNrPCbV80f3m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa35749c8f3cddf22ada3165326165c6275e9b673e8a5c4c8667727d8b559d62d. 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/2hNtwqtYTPSC1UsMDMv74f.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/2hNtwqtYTPSC1UsMDMv74f.
{"copyright_id":"0xacdfead37ee7e105b3543259013f4d1487fcdf4b93399968043d691ce3f36411","isrc":"FRX282120587","name":"Zino - HB Freestyle - Season 3","registered_at":"2026-06-07T08:43:08Z","spotify_id":"4kBOrOJBqFiIg4oZdN6dua","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacdfead37ee7e105b3543259013f4d1487fcdf4b93399968043d691ce3f36411. 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/4kBOrOJBqFiIg4oZdN6dua.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/4kBOrOJBqFiIg4oZdN6dua.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x299a4673504e8cad0d1b811d5285a0f76d4acd13e31c15f1caf79d1b352d9828. 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/19LlLnGNvwZnjEKjKgtLkQ.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/19LlLnGNvwZnjEKjKgtLkQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe58fc7d01c7a6e65b17019840868663c5b7af54457e6aac8efef5750e168dbc2. 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/6IkIvdwggCaW2JaPJ2ngQE.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/6IkIvdwggCaW2JaPJ2ngQE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bb5590d2b7b5452243d2561bf2ed9ea33ced388211aff576116530404ceb8bc. 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/0hq1YxM6G8wSaMh7nF1hO5.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/0hq1YxM6G8wSaMh7nF1hO5.
{"copyright_id":"0x4c013b3ec086c92f152bc48acc07ba115a8f9e0f5258d8b3eb3cafc775f108b1","isrc":"GBLFP2105278","name":"No Cap Intro","registered_at":"2026-06-06T15:13:13Z","spotify_id":"1Hz01OJ8yiRn1EuoC1zpHI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c013b3ec086c92f152bc48acc07ba115a8f9e0f5258d8b3eb3cafc775f108b1. 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/1Hz01OJ8yiRn1EuoC1zpHI.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/1Hz01OJ8yiRn1EuoC1zpHI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28971c059b1c01550645d58508d6835af98ffe7d51e944e6dac6d7bb2b934e39. 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/0hVmRUIolEGRgxUJK2PxqU.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/0hVmRUIolEGRgxUJK2PxqU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0af9925616db07ad423fcd19b0fe17775ff41af58362df9e610bee737d15582d. 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/0HO9SEAXlu3EJXBBilfL3q.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/0HO9SEAXlu3EJXBBilfL3q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea45c3c87882085d6c6ebbe71bcf01c67551770f83a5c3b833651b32add5bba3. 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/0LTRQpP7eG33peTjugTB2r.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/0LTRQpP7eG33peTjugTB2r.
{"copyright_id":"0x823684e4b6df35a3c8edfde3099a5078138dc54ca611139ec54e90bcaec7ea20","isrc":"QM4TX2419151","name":"Fans & Fiends","registered_at":"2026-06-20T13:35:57Z","spotify_id":"3WSPZEufghaRTVCxAVhiUB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823684e4b6df35a3c8edfde3099a5078138dc54ca611139ec54e90bcaec7ea20. 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/3WSPZEufghaRTVCxAVhiUB.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/3WSPZEufghaRTVCxAVhiUB.
{"copyright_id":"0x74ad36e131dc0fe25f038191ea7a05dfeefe9f4b5d1f862a5d6c7c487f6fe363","isrc":"FRS182140972","name":"Come Up","registered_at":"2026-06-09T17:31:08Z","spotify_id":"4gbEFIvxRV8n5TJnGXOwsv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74ad36e131dc0fe25f038191ea7a05dfeefe9f4b5d1f862a5d6c7c487f6fe363. 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/4gbEFIvxRV8n5TJnGXOwsv.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/4gbEFIvxRV8n5TJnGXOwsv.