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 0x0f5960e0b00790b1f6fd787eadd159bb656310e7406719184b5b71e8cac96529. 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/71e1ebfc-99e4-4d68-bad2-68190efe23a1.json and https://artists.proofprofile.net/proofs/artist/71e1ebfc-99e4-4d68-bad2-68190efe23a1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Free Color (Original Motion Picture Soundtrack)
{"copyright_id":"0xc1e94d7b1c4bacefb7ccb8d8699fef529e8fc31a6d645a72576f37346f1e9b2c","isrc":"QM6N22186482","name":"Vocalise I","registered_at":"2026-06-25T23:35:46Z","spotify_id":"7HWSlHRVXMdw9xgnea69yk","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 0xc1e94d7b1c4bacefb7ccb8d8699fef529e8fc31a6d645a72576f37346f1e9b2c. 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/7HWSlHRVXMdw9xgnea69yk.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/7HWSlHRVXMdw9xgnea69yk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa7ea1c16b6d988873a32b95cc81398ee3997c586650c7058ad505565d552d21. 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/6bjIuHZG8XxzuZQq4ZistT.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/6bjIuHZG8XxzuZQq4ZistT.
{"copyright_id":"0xe686583458cf8d1dd5af101f4fc2090bcbfc3e97cb2437ec817d1a1a0451a4d6","isrc":"QM6N22186491","name":"Gymnopédie Nro 1","registered_at":"2026-06-27T06:32:36Z","spotify_id":"3cVtqnxJwX3vrTxCH9wuSt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe686583458cf8d1dd5af101f4fc2090bcbfc3e97cb2437ec817d1a1a0451a4d6. 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/3cVtqnxJwX3vrTxCH9wuSt.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/3cVtqnxJwX3vrTxCH9wuSt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bc5937c5ba57de1dccdea641c7fdcb21e598afe618485d89f13fc406a8c2783. 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/544zYMTzTgqGjTBwsHzCr3.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/544zYMTzTgqGjTBwsHzCr3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32791a2cca7fafe0726f01b215e149e133137afbb8f6db29bbe2788196c0bb2a. 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/5bO4mWQIUk1fVdWvYz9o6R.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/5bO4mWQIUk1fVdWvYz9o6R.
{"copyright_id":"0xa6178e3cd0aa58a0114287b3ca2ab8e1d8f22243c7eb3fa564082bc60aced20b","isrc":"USSD12000422","name":"De Vez en Cuando","registered_at":"2026-06-22T04:37:08Z","spotify_id":"7rOxhWfmoNF4dvI4Creacx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6178e3cd0aa58a0114287b3ca2ab8e1d8f22243c7eb3fa564082bc60aced20b. 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/7rOxhWfmoNF4dvI4Creacx.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/7rOxhWfmoNF4dvI4Creacx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17863c875f97eed60e247961b1f0816c4931b6a56140699322ab095d78356133. 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/7AoB0tHuMAQ7IXtZEdPpk4.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/7AoB0tHuMAQ7IXtZEdPpk4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1c1b4862721cef448613211e62d586467063ea2704f6e9493526f28c694f11f. 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/0oYDOm7sIjN8zDNTLyU4Kn.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/0oYDOm7sIjN8zDNTLyU4Kn.
{"copyright_id":"0x0d3e7b3ac8a1a813bd36f9d7e15b4b4e564d0314bd8735c0e9d5929987ed5a03","isrc":"USSD12000425","name":"Como la Marea","registered_at":"2026-06-27T07:48:39Z","spotify_id":"4TBtUyzSIsRkHNpPJpV9Hb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d3e7b3ac8a1a813bd36f9d7e15b4b4e564d0314bd8735c0e9d5929987ed5a03. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4TBtUyzSIsRkHNpPJpV9Hb.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/4TBtUyzSIsRkHNpPJpV9Hb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2b24a31b511a6ee9c8dc3f5a8686590d08156a6d52a3a4af43adc72b4302de6. 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/0wEIbw3NLvf2VbmUeGTejZ.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/0wEIbw3NLvf2VbmUeGTejZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb1f85b107232175b81a76ec616b47d758e94de4ceef861d56d6ab1bd2bafadf. 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/7rnN8osGNtGQ9eHRv59689.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/7rnN8osGNtGQ9eHRv59689.
{"copyright_id":"0x01c18194ba38b0dba58db57d462615fc5f6cf0c701bb28ff69a73f59d65bcfef","isrc":"QM4TX1956050","name":"Los Nacidos","registered_at":"2026-06-23T08:12:33Z","spotify_id":"0Jg1dOsiKIWvdStg3lu8oG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01c18194ba38b0dba58db57d462615fc5f6cf0c701bb28ff69a73f59d65bcfef. 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/0Jg1dOsiKIWvdStg3lu8oG.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/0Jg1dOsiKIWvdStg3lu8oG.
{"copyright_id":"0xe0250cc75a774951c08a23a86e6abf59ebcb2983b2472a7aeea48db85f1c6bed","isrc":"QM4TX1956051","name":"Mi Ciudad Perdida","registered_at":"2026-06-18T02:40:53Z","spotify_id":"5iTf0wOO2KwPbkq6RefBcM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0250cc75a774951c08a23a86e6abf59ebcb2983b2472a7aeea48db85f1c6bed. 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/5iTf0wOO2KwPbkq6RefBcM.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/5iTf0wOO2KwPbkq6RefBcM.
{"copyright_id":"0x5f3e7dbe6875c87572a49195869f2fddbc6194fde5a0b2e3f346b18996dc38df","isrc":"QM4TX1956052","name":"Pero Hoy","registered_at":"2026-06-22T03:46:12Z","spotify_id":"5mNtcoUJwjOCaKBhnLP7GL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f3e7dbe6875c87572a49195869f2fddbc6194fde5a0b2e3f346b18996dc38df. 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/5mNtcoUJwjOCaKBhnLP7GL.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/5mNtcoUJwjOCaKBhnLP7GL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2a7cdeb283d56c626a7cff0f4240cdc8662f19118990ca92ead48931d9bb914. 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/5WL5D6X3lDxSjhuE7aXRKi.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/5WL5D6X3lDxSjhuE7aXRKi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7ef9918eddc9f8e23d491899c036478de46806415230891f476c85c7ca44d49. 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/0s549rrXSQcRufao574tB1.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/0s549rrXSQcRufao574tB1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x059a1449939bf9a6d4f60d09fd00098060895a5861259ec91248482c3ad4e7f5. 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/69vzMfrsROJ59pcImDu9NY.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/69vzMfrsROJ59pcImDu9NY.
{"copyright_id":"0xfb0db9c1d855a5c1dc805e8bcbb0fbcb28a72523fd8975a0151e4ef36cd23caa","isrc":"QM4TX1956056","name":"Tantas y Tantas Cosas","registered_at":"2026-06-23T05:30:56Z","spotify_id":"55RSDPas2dhTz6Go6qYxBp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb0db9c1d855a5c1dc805e8bcbb0fbcb28a72523fd8975a0151e4ef36cd23caa. 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/55RSDPas2dhTz6Go6qYxBp.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/55RSDPas2dhTz6Go6qYxBp.
{"copyright_id":"0x6f5ddc76dd33389ba81e35f92c5356e41ff990a4ddded809c44c70da9073a7b7","isrc":"QM4TX1956058","name":"Ángel Caído","registered_at":"2026-06-25T22:58:57Z","spotify_id":"7z66zZBDngrSBGMgUP0ySv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f5ddc76dd33389ba81e35f92c5356e41ff990a4ddded809c44c70da9073a7b7. 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/7z66zZBDngrSBGMgUP0ySv.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/7z66zZBDngrSBGMgUP0ySv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7570cf241f43c77c25047597171521619bb6da0b30d94f02d8d7b119a29729c. 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/54wkHgvsY2iQZhYhSmKfTN.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/54wkHgvsY2iQZhYhSmKfTN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81d59df4ab4158081ae85131d46321e100f48aae30a4fd97ec984b2646d5e397. 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/6MKcIUKeJSJdtkv23VPIMP.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/6MKcIUKeJSJdtkv23VPIMP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8b83a2a8d0d006ffc70f28831e5c11a3d1d7659790a5193192ef49595864299. 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/6hfTErJdGCmUTsh6FmG1NF.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/6hfTErJdGCmUTsh6FmG1NF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1c1b4862721cef448613211e62d586467063ea2704f6e9493526f28c694f11f. 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/0cGOytTN25GGx3wUBVPNwN.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/0cGOytTN25GGx3wUBVPNwN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bc5937c5ba57de1dccdea641c7fdcb21e598afe618485d89f13fc406a8c2783. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4vueUDZgj88Yhx36wiMp5a.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/4vueUDZgj88Yhx36wiMp5a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9a4c774b27f052ded36d68a65886b1ec0297c2a0e0680addca5f4e1c912c179. 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/2BnlapIGXEBnzCA04B5N9i.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/2BnlapIGXEBnzCA04B5N9i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8b83a2a8d0d006ffc70f28831e5c11a3d1d7659790a5193192ef49595864299. 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/0dMQafMHQxzZIfBPUGWCQG.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/0dMQafMHQxzZIfBPUGWCQG.
{"copyright_id":"0xe115e91e04fbf7a4afaa98c70d11c629ce85058fd41bd0bdc4d2eb571d35a5d4","isrc":"QMBZ91742838","name":"La Negra Atilia","registered_at":"2026-06-08T00:21:47Z","spotify_id":"4qlRBM1GLeJagwXku8Uub4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe115e91e04fbf7a4afaa98c70d11c629ce85058fd41bd0bdc4d2eb571d35a5d4. 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/4qlRBM1GLeJagwXku8Uub4.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/4qlRBM1GLeJagwXku8Uub4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeaee64e45c14b397a3e47d7a5a48c666954bc9ec74215137d634a14acc114289. 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/0A0OTpLBPILW4sbqOQetni.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/0A0OTpLBPILW4sbqOQetni.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81b2ec11d546f0140b1b48d4abf65ed2d0c8212f3092d88f23ac3fd6037a8a40. 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/6EPT7OQS6A3w0T4LDXqpKp.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/6EPT7OQS6A3w0T4LDXqpKp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18ba97569a69c0c6851b4391fd532c9b3a5208d0109fc1a6b54c16c7355bdbf1. 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/3eb2CrhtM1yEp2GQM8Svxn.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/3eb2CrhtM1yEp2GQM8Svxn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49defbf1cf39966337a9f07ac1f0b1d40a82cced8b094f0305b876a841463e81. 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/4yj6uNIMHxhhCWer7sITb8.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/4yj6uNIMHxhhCWer7sITb8.
{"copyright_id":"0x6b789f3b71561cffbc1d3f17ba98ea934269c0ee30b3bce42df19d2f19af0bde","isrc":"USSD12300720","name":"Te Espero Sentada","registered_at":"2026-06-17T20:35:22Z","spotify_id":"4bEY1yu9hUoDslA1oc9OIa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b789f3b71561cffbc1d3f17ba98ea934269c0ee30b3bce42df19d2f19af0bde. 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/4bEY1yu9hUoDslA1oc9OIa.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/4bEY1yu9hUoDslA1oc9OIa.
{"copyright_id":"0x4e413f544e539a60a17adf46fbba49bda3bbfd91a18acd3ae3d6be476e19af74","isrc":"USSD12300724","name":"Qué Bonito!","registered_at":"2026-06-08T00:58:17Z","spotify_id":"02vRl8BNyH6h1sDxJ786oR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e413f544e539a60a17adf46fbba49bda3bbfd91a18acd3ae3d6be476e19af74. 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/02vRl8BNyH6h1sDxJ786oR.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/02vRl8BNyH6h1sDxJ786oR.
{"copyright_id":"0xacfcc6c4a71510b7e7d37038aa74ffeeed3d8b303030dfdd537fce2b26e1f1b5","isrc":"USSD12300718","name":"Veinte Años","registered_at":"2026-06-08T21:13:07Z","spotify_id":"3tTa2jC3sxnAgbxAWJ7CWJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacfcc6c4a71510b7e7d37038aa74ffeeed3d8b303030dfdd537fce2b26e1f1b5. 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/3tTa2jC3sxnAgbxAWJ7CWJ.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/3tTa2jC3sxnAgbxAWJ7CWJ.
{"copyright_id":"0xce507cb0ea9c596c38da32d32d01cd6d681268ffb138f15edb7a71ccf3e5e574","isrc":"USSD12300726","name":"Con los Años Que Me Quedan","registered_at":"2026-06-20T02:42:25Z","spotify_id":"3R6e4e47Ks5Hp1YnhGdFmG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce507cb0ea9c596c38da32d32d01cd6d681268ffb138f15edb7a71ccf3e5e574. 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/3R6e4e47Ks5Hp1YnhGdFmG.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/3R6e4e47Ks5Hp1YnhGdFmG.
{"copyright_id":"0x92d3af759159b24b56f80da26991dfbd715e8f131d27e509a0d4389e0e032660","isrc":"USSD12300721","name":"Cuando Vuelva a Tu Lado","registered_at":"2026-06-11T03:59:43Z","spotify_id":"4zDcnCXWN59UHbEdKIscNn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92d3af759159b24b56f80da26991dfbd715e8f131d27e509a0d4389e0e032660. 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/4zDcnCXWN59UHbEdKIscNn.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/4zDcnCXWN59UHbEdKIscNn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x971a94cdbaec087b26635fa6831cbc85a58388e0ee98b30c049ba2b2a0aa7280. 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/43bY4xRK5Ha6VnerT10dmP.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/43bY4xRK5Ha6VnerT10dmP.
{"copyright_id":"0x4e413f544e539a60a17adf46fbba49bda3bbfd91a18acd3ae3d6be476e19af74","isrc":"USSD12300724","name":"Qué Bonito!","registered_at":"2026-06-08T00:58:17Z","spotify_id":"5sR61SRcK7fgXVuamRB5o2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e413f544e539a60a17adf46fbba49bda3bbfd91a18acd3ae3d6be476e19af74. 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/5sR61SRcK7fgXVuamRB5o2.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/5sR61SRcK7fgXVuamRB5o2.
{"copyright_id":"0x81b2ec11d546f0140b1b48d4abf65ed2d0c8212f3092d88f23ac3fd6037a8a40","isrc":"USSD12300719","name":"Como la Cigarra","registered_at":"2026-06-06T15:48:25Z","spotify_id":"65HbdE31JwVfijZvgXknLf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81b2ec11d546f0140b1b48d4abf65ed2d0c8212f3092d88f23ac3fd6037a8a40. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/65HbdE31JwVfijZvgXknLf.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/65HbdE31JwVfijZvgXknLf.
{"copyright_id":"0xacfcc6c4a71510b7e7d37038aa74ffeeed3d8b303030dfdd537fce2b26e1f1b5","isrc":"USSD12300718","name":"Veinte Años","registered_at":"2026-06-08T21:13:07Z","spotify_id":"0Yq9F5wyQPrVVgS2veVxvp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacfcc6c4a71510b7e7d37038aa74ffeeed3d8b303030dfdd537fce2b26e1f1b5. 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/0Yq9F5wyQPrVVgS2veVxvp.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/0Yq9F5wyQPrVVgS2veVxvp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9a4c774b27f052ded36d68a65886b1ec0297c2a0e0680addca5f4e1c912c179. 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/1KFonyCwddM0ntVGdrWSPE.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/1KFonyCwddM0ntVGdrWSPE.
Me Llaman Nella, Si No Estas Conmigo, Si Usted La Viera, Solita
{"copyright_id":"0xda1c1e78dd1137f12120baf6a67a03d5b7b76dbb8964a81485e72073a94c380e","isrc":"ES71G2329550","name":"Me Llaman Nella, Si No Estas Conmigo, Si Usted La Viera, Solita","registered_at":"2026-06-18T17:31:12Z","spotify_id":"4lNf64f7doqKEtXCxIT6nk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda1c1e78dd1137f12120baf6a67a03d5b7b76dbb8964a81485e72073a94c380e. 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/4lNf64f7doqKEtXCxIT6nk.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/4lNf64f7doqKEtXCxIT6nk.