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 0x0f04d461505aa3775bc85c76249574843ee3a4cd304b81faf114a21c312227cf. 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/a6f31338-2bb0-4c63-9990-b798608aead8.json and https://artists.proofprofile.net/proofs/artist/a6f31338-2bb0-4c63-9990-b798608aead8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
ドラマティック・ミュージック・フォー・バレエクラス１
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 0x3b88a17064429b5cae0e40516ade03bbc004281ae86aeb8181fd8be02edffca0. Chain 2 (Bitcoin): anchored in block 958520 (2026-07-18T08:19:09Z), 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/TCJPK1908368.
プリエ 「眠れる森の美女」第2幕よりパ・ド・ドゥ 3/4 64
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x035d1e6d711b532e9426bc563630138fe2937ac07c78ab4a68dfdd2961af1a25. Chain 2 (Bitcoin): anchored in block 958377 (2026-07-17T06:48:00Z), 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/TCJPK1908372.
スロー・タンデュ 「オネーギン」第3幕よりタチヤーナとグレーミン公爵のパ・ド・ドゥ 4/4 32
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x763daa3b3870e387180e74aba2fa7cf43fda229dce1449d13f9ea43a7a13a99d. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T07:01:59Z), 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/TCJPK1908379.
バットマン・タンデュ 「フー・ケアーズ？」より”ザ・マン・アイ・ラブ” 4/4 64
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb8bdb06249bdd948e419d14dfff16f94ebb0ff52f4583f45bd129ac79c7a61f. Chain 2 (Bitcoin): anchored in block 958468 (2026-07-18T00:27:51Z), 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/TCJPK1908384.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b373ece39169f35f59485fec93879108bf59bd23e68131e29f1e6e9252eae47. 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/TCJPK1908758.
ドラマティック・ミュージック・フォー・バレエクラス2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a07848b869a5e10b9069072275af669a0c628d79f4545152952edc4a21a37a2. Chain 2 (Bitcoin): anchored in block 958857 (2026-07-20T09:45:25Z), 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/TCJPO2159752.
ロン・ド・ジャンブ・ア・テール ～「白鳥の湖」第2幕より オデットのヴァリエーション～ - 3/4 8×8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x747cca45378299892038b424981a23a6099a1d5d8c8ac597ddf2be650533bb8d. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/TCJPP2133850.
アダージオ2 ～「眠れる森の美女」第1幕より ローズ・アダージオ～ - 6/8 8×8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x510b23fd912d8e9eb615f96678398ed654872ec3e4b62c078d944a188bc9ace9. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/TCJPP2133886.
ドラマティック・ミュージック・フォー・バレエクラス3
ウォームアップ ～私を泣かせてください～ - 3/4 8×8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65d06c7e84ce9aee0ac6221259e0e854905745d3fab4c5d5dbd8e4e8428b4d65. Chain 2 (Bitcoin): anchored in block 958765 (2026-07-19T18:01:47Z), 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/TCJPP2134175.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16e029f48059628a339a311d14a447ba8cc2485593f853d7635d0b7cfe8abe31. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/TCJPP2134181.
スロー・タンデュ ～「ロミオとジュリエット」 第1幕 マドリガル～ - 4/4 8×8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6543cf45ac7696cb73d454504e2c0a38bdd34f2be39d5bf8eb65f558b131238. 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/TCJPP2134184.
タンデュ1 ～バット・ノット・フォー・ミー～ - 4/4 8×4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd67c1056907233ae4b6c2077bbfa09e23797b470e03c6666201d4fb722b0167c. Chain 2 (Bitcoin): anchored in block 958808 (2026-07-20T05:37:51Z), 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/TCJPP2134189.
ロン・ド・ジャンブ・ア・テール ～「ウェスト・サイド・ストーリー」サムウェア～ - 3/4 8×8 - Cover
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39cc9519f1131276c26eadf3ce21368e93792e22c868813e54ed4f44024a83b4. Chain 2 (Bitcoin): anchored in block 958853 (2026-07-20T12:00:26Z), 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/TCJPP2134326.
フォンデュ ～「白鳥の湖」第3幕 オディールと王子のパ・ド・ドゥより アダージオ～ - 2/4 8×4+4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd523190f55a5d61576af4caeb7d8cc92bcca42ff1e8e5a51738705e110d9459. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/TCJPP2134328.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xced8570497aa5a377675d1e591233bb39d7ad5c1dd0df12cce93f402103f2e76. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/TCJPP2134333.
ディア・チャイコフスキー ミュージック・フォー・バレエクラス
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf391664bbf80ec02a6e5389ea3c981642d8d1ce38cd3d881d9da64711fa13002. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/TCJPR2273681.
デガジェ ／ スロー・ジュテ ～「くるみ割り人形」第2幕 花のワルツ～ - 3/4 8×8
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d1685be040de0694a501ddd5d85a318af800deb4be6081a622c4daee5b47e0c. Chain 2 (Bitcoin): anchored in block 958969 (2026-07-21T04:58:13Z), 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/TCJPR2273692.
ディア・ショパン ミュージック・フォー・バレエ・クラス
ウォームアップ ～「イン・ザ・ナイト」～ - 3/4 8×8 - ノクターン第2番 変ホ長調 Op.9-2
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92597e0ec69d24ae2703151b6176b912ce4639c443a6a2395c2812f81e4bdeee. Chain 2 (Bitcoin): anchored in block 958823 (2026-07-20T07:07:06Z), 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/TCJPZ2437966.
プリエ ～「椿姫」第1幕より青のパ・ド・ドゥ～ - 4/4 8×8 - ピアノ協奏曲第2番 第2楽章 変イ長調 Op.21
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ef9447b9044211edd3f514394f14c7e5f48aac2ddc596557f6a94b97aecb2cc. Chain 2 (Bitcoin): anchored in block 958373 (2026-07-17T06:09:33Z), 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/TCJPZ2438023.
ロン・ド・ジャンブ・ア・テール ～「アザー・ダンス」～ - 3/4 8×8 - マズルカ第13番 イ短調 Op.17-4
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8ed2503e0bba5326f6c2aa73bab3ad224b8c9a6cf0c9960499bab8c679bdf21. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/TCJPZ2487447.
フォンデュ ～「椿姫」第2幕より白のパ・ド・ドゥ～ - 4/4 8×4 - ピアノ・ソナタ第3番 第3楽章ラルゴ ロ短調 Op.58
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2811976909d1c77437731a1eea6a34ff62dca5ed4ff9ab3a3edf762ba7ce6fe7. Chain 2 (Bitcoin): anchored in block 958808 (2026-07-20T05:06:58Z), 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/TCJPZ2487634.