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 0xdbe02c63ec3900ff138b1f82c5699613fb7ef86cb40fb9b2204dc1a3a77e3ac9. 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/01a2a396-bd90-45ce-8b1d-5688c9da5eb1.json and https://artists.proofprofile.net/proofs/artist/01a2a396-bd90-45ce-8b1d-5688c9da5eb1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
キングサイズ草野球団のテーマ/NG HEAD,KENTY GROSS,VADER,ARM STRONG,CHEHON&DINOSAUR
Peace of World feat.CHOZEN LEE from FIRE BALL
CYAAN STOP DANCEHALL (feat. ONGYA) -Single
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 0x7780b8d0d2f7342fac15260f8f5dec3251549194353e43e43f204e333b53bff3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3vHDU4ob8lESPsMcnhVNaU.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/3vHDU4ob8lESPsMcnhVNaU.
ずっとスパイシーチョコレート！～BEST OF 渋谷 RAGGA SWEET COLLECTION
「生きる」っていうことは「生きろ」っていうこと
Catch Your Dream feat. NG HEAD, 若旦那, SAY & 桑野信義
DON'T FORGET!! (Remix) feat. SHINGO★西成, DABO, BES, SIMON, JAGGLA & NG HEAD
3 THE HARDWAY DUB (feat. TAK-Z, NG HEAD & PEQUU)
SPECIAL COMBO DUB (feat. RUDEBWOY FACE, KENTY GROSS & NG HEAD)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6a355e639887702233c9a20f329cf4baa982f60cb6f3743bcd0d81bd1d5729c. 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/0M3mlB0H5yl02MnZofvIN8.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/0M3mlB0H5yl02MnZofvIN8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd188299c664e3435621e910b0be80843d3f3c814d757a222f26b11e82b64833. 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/0aLoxIdSyNNq8lp4r7apfH.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/0aLoxIdSyNNq8lp4r7apfH.
{"copyright_id":"0x3b3c8acb33dda7e5bc9f0e1681425b40c365bcff1296dd4b5289b780344f2c9e","isrc":"JPTO01300658","name":"STAY POSITIVE (NANIWA)","registered_at":"2026-06-25T08:58:48Z","spotify_id":"3uDeNLjrXrxzmAoR2Nznz2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b3c8acb33dda7e5bc9f0e1681425b40c365bcff1296dd4b5289b780344f2c9e. 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/3uDeNLjrXrxzmAoR2Nznz2.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/3uDeNLjrXrxzmAoR2Nznz2.