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 0x3603e7257810e7185d251bed418d8af8f2c7121e8db77c80d4a0a090650e7d2b. 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/6fe73ae5-4d43-471a-8ea6-f93ecfd9f05a.json and https://artists.proofprofile.net/proofs/artist/6fe73ae5-4d43-471a-8ea6-f93ecfd9f05a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
魔動王グランゾート オリジナル・サウンドトラック Ⅰ
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46175857190b9c6166f9bd829453090ea3b82ed964fe879623d454988eba03fd. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO08952020.
Mado King Granzort Original Motion Picture Soundtrack 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46175857190b9c6166f9bd829453090ea3b82ed964fe879623d454988eba03fd. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO08952020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbce728fa9b324f4028f3228fbaf79b2975ff2cfc9a829f0a8a6ede2adace72d1. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO08952080.
魔動王グランゾート オリジナル・サウンドトラック Ⅲ
絶対無敵ライジンオーⅢ オリジナル・サウンド・トラック 2
MOBILE SUIT GUNDAM THE 08th MS TEAM Original Motion Picture Soundtrack 1
機動戦士ガンダム第08MS小隊 REPORT.2「ひとつひとつの歯車」
MOBILE SUIT GUNDAM THE 08th MS TEAM Original Motion Picture Soundtrack 2
勇者王ガオガイガー オリジナルサウンドトラック 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74c5a49c17a115959baad73635dc53619b58a2910eec65661b6c61aa6e602dd3. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI09707230.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d989eab4398ce6f0b9b0a1901a4c4463a4e1a128ab3ecc6ffd603ce71e7e53b. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI09637000.
The King of Braves GaoGaiGar Original Motion Picture Soundtrack 1
サクラ大戦 オリジナルサウンドトラック 蒸気蓄音館
サクラ大戦2 オリジナルサウンドトラック 蒸気蓄音館
サクラ大戦TVシリーズ BGM集 蒸気蓄音館
Gatekeepers 21 Original Soundtrack Album
オーバーマン キングゲイナー オリジナルサウンドトラック BANZAI！
Overman King Gainer Original Motion Picture Soundtrack - Banzai!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50ea80eb01238be1b484f1333c271e5a8ac06cbda26fbee5ecb6cbad17608850. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-17T04:45:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI08926590.
サクラ大戦 太正歌謡 カラオケ大全集
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4427c4a5d8e4c758190e06445aeef30143dfbf2de0f27765a7d93f9fbc97e8e. Chain 2 (Bitcoin): anchored in block 958462 (2026-07-17T23:17:53Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI00633780.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x229b70de12088a096227fd3768b3b6e1b84cac8824228a4cd971b77a40c64d4b. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI00633970.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dbc21afba1ff3747cb63d3192d97963275f2eef77e00e345962c9cf98c28fa1. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI00633980.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3530b73bbf65e1c4cb1907b03308c32feb127b0b472b1129f5eef8941250aaa. Chain 2 (Bitcoin): anchored in block 958711 (2026-07-19T09:26:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI00634110.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a3556658a547efd88d296cb4d6c137bd78bae0f3d0bc72107d5ad5061f82730. Chain 2 (Bitcoin): anchored in block 958501 (2026-07-18T05:33:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI00634130.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fabc8288b43cfa72d842494069a531e509b1bdefc922df285a6a18cd9744620. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ22B1934180.
『機動戦士ガンダム 第08MS小隊』オリジナルサウンドトラック
TVアニメ「もっと! まじめにふまじめ かいけつゾロリ」ゼッコーチョーサントラだぜ! 1
もっと! もっと! かいけつゾロリ - TVサイズ
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ab684dea774cb8fcd5fc30cf4a2eb7475686aa0c5c9cf3b52dbc2afa5c43916. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPCO02010180.
バック・アロウ オリジナルサウンドトラック
Gear Fourth Theme (From "One Piece") - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56810c01999ea0e35f9dc440d0acdd6300c6db3f90775b17bea8966f6fee0387. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32108432.
Gear Fourth Snakeman Theme (From "One Piece") - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a538c1ac049ea46ca01c6625fd3a52dd5583a209e82da9cd47b8badf7387914. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32108433.
Germa 66 Transformation Theme (From "One Piece") [Cover Version]
Germa 66 Transformation Theme (From "One Piece") - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9d98f077f6d506ac670456c777ea5442b4ce33515755b7efac1a9703f234db8. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32166749.
Awakened Luffy's Performance (From "One Piece") [Cover Version]
Awakened Luffy's Performance (From "One Piece") - Cover Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb851a0d71f1712fbe7734aa1c4dc80483a5a93da7849e8af59e8107435110e3. Chain 2 (Bitcoin): anchored in block 957961 (2026-07-14T05:58:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32170768.
映画かいけつゾロリ ラララ♪スターたんじょう オリジナルサウンドトラック＋α (Another Edition)
Epic Battle Theme - Fierce Attack (From "One Piece") [Piano Version]
Overtaken (From "One Piece") [Piano Version]
The Very,Very,Very Strongest (From "One Piece") [Piano Version]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x698408f30358cdca577d1ab848c7b50b83868c019b72712023d8397103a5fadc. Chain 2 (Bitcoin): anchored in block 958166 (2026-07-15T15:55:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400076.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x086914b10e9f12dfe3d22d8d97aade1c50f64bd0f1cab79783483e178f66831d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400077.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4413ed9b5c093e9c6d3e3ba67cda7f6cfebfade2225cf576b318d6801fb9776d. Chain 2 (Bitcoin): anchored in block 958480 (2026-07-18T02:58:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400079.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56c5a7069eeec48f35d907a5ca8fd3b4b19f4be61363a61dd57f64c0dace94c4. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400081.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8847bd26417957ad380c8054e8a27bc67a3586e50e190c948f6c65ad1c488a15. Chain 2 (Bitcoin): anchored in block 956500 (2026-07-03T13:55:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400082.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f78c92b09d2c132b7a8fcf94b253e2e1f1e0cbf4fc5b08baa48a9dd233a9166. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T03:04:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400087.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1698fda8ee502c6de4195ac68106f8fa9265e8341911854174afa22afe62031. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400088.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83397a3416969ddd229d84371dae588e316fa603929d495505c644465963f73e. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400089.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e0c04d754199775e5cc3e1261eecd8e78f7dc307845740d263560529b1b1e9a. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400090.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x892ad0f6a617bff07d40d08ce443118f0de3c55cce661c6ebee11fbd492ac3d4. Chain 2 (Bitcoin): anchored in block 958404 (2026-07-17T11:34:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400092.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5b4ea7e6e4ffd4da583ca18e8f2247f5f44913480287c37f3058b6ccfe2357a. Chain 2 (Bitcoin): anchored in block 956637 (2026-07-04T10:56:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400093.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a104e0b508d645aec35613117a7108588c19dd99dbe2506125f96b0b308a7ca. Chain 2 (Bitcoin): anchored in block 956422 (2026-07-03T01:01:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400095.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28dec4e667038660e01d2b9dab0818897d181ae7ec0bce9ae4ffaf653cb9c155. Chain 2 (Bitcoin): anchored in block 958680 (2026-07-19T06:04:14Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400096.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3391728a62cba82c30f162f0120694c240d6722ec763dd0fd3bad52ea1c7f81d. Chain 2 (Bitcoin): anchored in block 957863 (2026-07-13T14:41:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPT552400099.
機動武闘伝Gガンダム Original Soundtrack - GUNDAM FIGHT ROUND 3 新香港的武闘戯曲
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54b46e8e2de5dd590f703f457314fbfedd5280e5e741e9e7b0e7ea539759d06c. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI09423366.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21f2623a7d96ecb9afcc350fadebff718f2d20e9b4e7cf6a73b5e7e68c4c4735. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5FN1979225.
Japan Air Self-Defense Force Central Band
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c30db7746d085210fec4639e1aa46fe1aec9e20100d06867877a8d30fc30f7b. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ921502702.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2abea0300474eb5225e59f22540ea8c7bc9c94fbd115a5d495c95d66a84f47dc. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32121859.