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 0x7767901e1e1fdd96e95c1f0015d289dddb85dedd8ce3c6f43592111ec650aa3b. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e06bc1aa-3b1f-4c86-9e54-9ebfbd90e6b7.json and https://artists.proofprofile.net/proofs/artist/e06bc1aa-3b1f-4c86-9e54-9ebfbd90e6b7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
SNSKILLER - ONE-MAN LIVE TOUR 「時代」 in Seoul
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 0xd992e17e1144c7a0850e5393ee8c05d3a114839d47375666dd45c00f54448edb. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/JPTF02330807.
AGAIN AND AGAIN - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1195cccbaced09b60dada3465ce990f1f5a675a0458ff47aef289d3f95a10530. 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/JPTF02330815.
ニュー・ポスト - irucaice Remix (ONE-MAN LIVE TOUR 「時代」 in Seoul)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05935c88bfe4242aa531b0e75fd60d2de4d366af0b99a9265543a84c15f67ed6. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/JPTF02330817.
Opening SE ～時代 ver.～ - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eda27e46929124cbb76686869a4d4ffee163baf03348ff76652903ef5c16735. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/JPTF02330801.
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Overnight Sensation ～時代はあなたに委ねてる～ - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e11b1b210b9e8b9242a062bb2dcf6eabb7c2dc12d9b4e2e65794b1d8c3f0bc. Chain 2 (Bitcoin): anchored in block 960222 (2026-07-30T07:48:45Z), 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/JPTF02330802.
レトロフューチャー - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22471dd6ad63d31ac34fe933f7d0c34966fa0d7ed88315610e0efafd3941cd81. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/JPTF02330803.
モラトリアムアクアリウム - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ce17323691879d0f61968bc33a69f38f218e17de03c8b8910a6f63d88b13ad8. Chain 2 (Bitcoin): anchored in block 960175 (2026-07-30T00:16:15Z), 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/JPTF02330804.
リバーズ・エンド - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc496d32612ee9c75473c2ec280549caa4d55c8d30bc884f56e64656c6462ec4. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/JPTF02330805.
GAV RICH - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15da438f617f3ad7569468e72c2cc4802fef26f74666f1becb0adac89c64880e. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/JPTF02330806.
THE STRUGGLE IS REAL - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3edaf7e4b97a53ab2d091a408e1b492ff560ace1f6ad366fc0ffae07335d8bad. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/JPTF02330808.
アンチサジェスト - Kabanagu&hirihiri Remix (ONE-MAN LIVE TOUR 「時代」 in Seoul)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3e46d6fe8e38cd4acae67c39667427c97657c9d2b86be1dfad8db93cf7cb748. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/JPTF02330809.
OVERNIGHT - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef04c9efbfd013b1ffdc4bccd3ec0b0d1a81f4e0f10a708b0ec49b0f496889be. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/JPTF02330810.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87b5a294625b5bc6efd804437480650285be3399ae57652ac3d56f54af1725eb. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/JPTF02330811.
ブルーレター - AGE of MEMETIC Remix (ONE-MAN LIVE TOUR 「時代」 in Seoul)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1779bcd9a7150e5d7c2875b47fcec40689927cf603aa737fc332123b3045a558. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/JPTF02330812.
メテオ蜃気楼 - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc88030a0d4acce616fa2b1d1c6d3e80114f0316b026d57786c2ddddd79fe14a7. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/JPTF02330813.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a669c361673b2b9494e8f7c810678be60142c6a129a850c297620448db850f6. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/JPTF02330814.
スーサイド ボーダレス - ONE-MAN LIVE TOUR 「時代」 in Seoul
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb511a014742af9985f7470d37c3fc42d463eec7cda350a2d78088cce34bf11f. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), 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/JPTF02330816.