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 0x8e7d34e1455e23d2a1f93f4580aca7a07f27ecfbf711f4d7a5d0d8478b81b3aa. 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/f7708039-e80b-40e8-a6ce-563aca900def.json and https://artists.proofprofile.net/proofs/artist/f7708039-e80b-40e8-a6ce-563aca900def.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x106501fdc76c21b245de0f1d76ce82fa89a569b941df7b6b6f4891a92b3041bd. 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/45gYgdqN8Jdr6mVJecyPxH.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/45gYgdqN8Jdr6mVJecyPxH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527067b0594cbad72c4012882175336635f3f36c25bdca007525997a9c7a7d15. 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/2iscrLQDPLmbc4eDAT5yjE.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/2iscrLQDPLmbc4eDAT5yjE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58ab7f34d44bd3b2cc83814b64a967252e22faeba99547ac94e3343b1f88fcc7. 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/4jGF2DlNpSVw58hL8kVz0V.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/4jGF2DlNpSVw58hL8kVz0V.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82b845d976b7429bafd0693d50b0031829f20b368306ee95276964e925f6ac8e. 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/3gWFbr9WTairmhcb0IDlJc.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/3gWFbr9WTairmhcb0IDlJc.
{"copyright_id":"0x18b580d0acfad92227d164d715b87cf87249b6abae80acfcfaf32c92c91dd4fe","isrc":"CZUM71900160","name":"Unavený životem","registered_at":"2026-06-24T19:07:51Z","spotify_id":"5WovnuGXeh8d6tA0CAk5gf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18b580d0acfad92227d164d715b87cf87249b6abae80acfcfaf32c92c91dd4fe. 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/5WovnuGXeh8d6tA0CAk5gf.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/5WovnuGXeh8d6tA0CAk5gf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf63ebf10cda28648ab7048ad66484a210c5450340ef23e4a26349e0315f10b62. 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/5SS7lvzDJ8l7ECNIRRoTGr.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/5SS7lvzDJ8l7ECNIRRoTGr.
{"copyright_id":"0xb58adccc91ce609c27c28b464119d699c3fc61ccd62bae26e4000d7c3cfe4937","isrc":"CZUM71900155","name":"Nechám hudbu znít","registered_at":"2026-06-20T10:26:42Z","spotify_id":"1Rs57qROdnUvrLfUdmndDb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb58adccc91ce609c27c28b464119d699c3fc61ccd62bae26e4000d7c3cfe4937. 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/1Rs57qROdnUvrLfUdmndDb.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/1Rs57qROdnUvrLfUdmndDb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d5f7b4351987e490dd4ceffa526c44eaf9e87cecb56b6c5976faa9873d2d08f. 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/4hNhbVv2vlNpvbMH6hhNHp.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/4hNhbVv2vlNpvbMH6hhNHp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd03f3fca070b74074cbad6ec539133c2c4921913af6660cd72095d2d06cc704. 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/1eEIuobXfwCtOQrEI8gc7W.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/1eEIuobXfwCtOQrEI8gc7W.
{"copyright_id":"0xc68b9d0fc00ffb3315c830de65e5ed3be73074c19b0e008aac9471b85e1449d9","isrc":"CZUM71900165","name":"Režim letadlo","registered_at":"2026-06-25T10:51:10Z","spotify_id":"5RmaP2S2gLOAIqrKQi7efz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc68b9d0fc00ffb3315c830de65e5ed3be73074c19b0e008aac9471b85e1449d9. 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/5RmaP2S2gLOAIqrKQi7efz.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/5RmaP2S2gLOAIqrKQi7efz.
{"copyright_id":"0xdbc917cfb58157fd175ee3cc478dea542339be4a31b95159ac1ee2d51d294bc5","isrc":"CZUM71900167","name":"Se zeptej - Acoustic","registered_at":"2026-06-19T15:43:19Z","spotify_id":"6X4k5cI41FxdrRzlI20B1Q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbc917cfb58157fd175ee3cc478dea542339be4a31b95159ac1ee2d51d294bc5. 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/6X4k5cI41FxdrRzlI20B1Q.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/6X4k5cI41FxdrRzlI20B1Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5024eb57eeda5422b4700e25e05800b7b3c1108b467f66c7e5f9238811d31e32. 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/2hNQ6yoAJJ2LPTjM1Yum1k.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/2hNQ6yoAJJ2LPTjM1Yum1k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf51219256ef79a864fb1540dd1cba424fd2feee3e3b87960248fc87099f36bc7. 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/1UiMZLa9WP5UTq7JFqp7zM.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/1UiMZLa9WP5UTq7JFqp7zM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ec5e9099bb08c5495bc1cdea0485bedc0c6e6ec03c682c893222133c6546f11. 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/4rNTVeGfuXsWfEerOGE0KU.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/4rNTVeGfuXsWfEerOGE0KU.
{"copyright_id":"0x61677d9b37c5adb34c9e588dd4e7de6ec9bec3f9a3e6207baf8be04c2be5e7f7","isrc":"CZUM71900540","name":"Vím jaký to je","registered_at":"2026-06-29T12:12:33Z","spotify_id":"4xzvoYN52DHVI8YsZuYqYO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61677d9b37c5adb34c9e588dd4e7de6ec9bec3f9a3e6207baf8be04c2be5e7f7. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4xzvoYN52DHVI8YsZuYqYO.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/4xzvoYN52DHVI8YsZuYqYO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaca067a212f695c621225b5fe67b87b9802de76685359c884cf7b79b4670404b. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1YMDzjHqKQQa8UgrQIJRPa.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/1YMDzjHqKQQa8UgrQIJRPa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7b757f18b8cc0d679b472a04950f7730bb6cb0a19fcb9b7c0508ca88f0c138e. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3XHxuVgarcHfnr493p98BR.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/3XHxuVgarcHfnr493p98BR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x830eaf813423d28d5c26c62d6c98c8854ea85166c7d61b07afc0d8123f35f935. 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/4uqDbcYnvOCcXrpJosT1y5.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/4uqDbcYnvOCcXrpJosT1y5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaca067a212f695c621225b5fe67b87b9802de76685359c884cf7b79b4670404b. 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/2RbZfFS1WawXqBhJi0n5Mf.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/2RbZfFS1WawXqBhJi0n5Mf.
{"copyright_id":"0xe7b757f18b8cc0d679b472a04950f7730bb6cb0a19fcb9b7c0508ca88f0c138e","isrc":"CZUM72100762","name":"Ani jeden den","registered_at":"2026-06-25T09:43:33Z","spotify_id":"7zL1kvielSggDywPODEn3r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7b757f18b8cc0d679b472a04950f7730bb6cb0a19fcb9b7c0508ca88f0c138e. 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/7zL1kvielSggDywPODEn3r.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/7zL1kvielSggDywPODEn3r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36d8377ba275e43f080713d416e9ce728b961b9bb15bc900c7a4a8b95b2e7a3d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7FnlgauAGr1NNmnmKjYMuF.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/7FnlgauAGr1NNmnmKjYMuF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c59c2781ace317db96908074bbb21671ce93688a8fd84b2d8385948329abbb9. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2YM1uwrYkatmc4pwjiU2tm.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/2YM1uwrYkatmc4pwjiU2tm.
{"copyright_id":"0xd2e913f5adfe39456debe48b0e92c57fdac3849798f96c3d661d7ab48fc95ec9","isrc":"CZUM72200569","name":"Víš jak","registered_at":"2026-06-29T12:07:05Z","spotify_id":"1B7miaFpa7nQsoBXHWzvXd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2e913f5adfe39456debe48b0e92c57fdac3849798f96c3d661d7ab48fc95ec9. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1B7miaFpa7nQsoBXHWzvXd.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/1B7miaFpa7nQsoBXHWzvXd.
{"copyright_id":"0x7b7e7450c8f7b0ecbe87bb0a4804e0a494913fbb2ebd161e3aad728b969f8de7","isrc":"CZUM72300471","name":"PRVNÍ DEN","registered_at":"2026-06-29T12:13:53Z","spotify_id":"6acIfWwZyXz9IqieyZImxw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b7e7450c8f7b0ecbe87bb0a4804e0a494913fbb2ebd161e3aad728b969f8de7. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6acIfWwZyXz9IqieyZImxw.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/6acIfWwZyXz9IqieyZImxw.
BMW BACKSEAT BARS: Vždycky je to jako nikdy
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebc4440e0ad93dbe588a948bc1343fa930da87eb661d2b608ebb95c964163094. 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/3DW4VXSUH2U6FY0hWHBM2P.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/3DW4VXSUH2U6FY0hWHBM2P.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe81f5b6dd560d971b773c1c8a069e941b1445d759fa4708ba5e90e69a9699402. 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/2KzzmKyL6sAvpib83roXpH.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/2KzzmKyL6sAvpib83roXpH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb567a495c8965cbe4b70f36fa0787d5f926e414fc9de9406b56b8439d2ccd2f4. 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/4OrWI5ysp9rt5NEIDF2cZF.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/4OrWI5ysp9rt5NEIDF2cZF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe98b9d15ae8719075f080470edb804c8fd619833733ebb908e665200b6767fcf. 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/1IQMbnYywpVBtf04tswuAZ.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/1IQMbnYywpVBtf04tswuAZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4afd3596495be6e1f86778d8e04518ce5adc984de3864b53e7882578117216ed. 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/1stuwvPMIKpTP24vwvoBZD.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/1stuwvPMIKpTP24vwvoBZD.
{"copyright_id":"0x54d4fcfa689071c6c870bfa764bace52d517b2cfd44a1acab1faa1012fc9a29c","isrc":"FRS182109041","name":"icy flow","registered_at":"2026-06-10T03:52:08Z","spotify_id":"2vp7gCuyq1HwJCXYypiZ0K","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54d4fcfa689071c6c870bfa764bace52d517b2cfd44a1acab1faa1012fc9a29c. 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/2vp7gCuyq1HwJCXYypiZ0K.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/2vp7gCuyq1HwJCXYypiZ0K.
{"copyright_id":"0x54d4fcfa689071c6c870bfa764bace52d517b2cfd44a1acab1faa1012fc9a29c","isrc":"FRS182109041","name":"icy flow","registered_at":"2026-06-10T03:52:08Z","spotify_id":"6Gv6YzewAmOBCZDmQTZPyT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54d4fcfa689071c6c870bfa764bace52d517b2cfd44a1acab1faa1012fc9a29c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Gv6YzewAmOBCZDmQTZPyT.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/6Gv6YzewAmOBCZDmQTZPyT.