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 0x4808c865fa92239545b51e40fb3346069004b84c9bc45b51e85bbe5e8f74a091. 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/44502f1f-d64c-4a32-9b88-81b85cbf5575.json and https://artists.proofprofile.net/proofs/artist/44502f1f-d64c-4a32-9b88-81b85cbf5575.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Famous Singers, Pt. 4 (From The "JTBC" TV Show) (Live)
Famous Singers (From the "JTBC" TV Show) Pt.4 [Live]
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 → block OTSBitcoinBlock must exist at that height 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 0xe6ab6a77d03a81778b9056b2c47971e677b4294a480b139ab3057da88e7f1492. 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/KRA382152069.
HOSPITAL PLAYLIST Season2, Pt. 1 (Original Television Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e3767d888b1a50dce73abbe217860e7ba93035648d535a38c1dbc41d5b8cd9. Chain 2 (Bitcoin): anchored in block 958121 (2026-07-15T10:55:35Z), 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/KRA492100708.
Now, We Are Breaking Up (Original Television Soundtrack), Pt. 9
[Vol.126] You Hee yul's Sketchbook With you : 82th Voice 'Sketchbook X Lee Mujin'
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x708008293b0f70f58b61f563f3bfbf0e7c2cc3c9c3ff712954f3a1d215a8222f. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T00:33:54Z), 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/KRA382203677.
[Vol.127] You Hee yul's Sketchbook With you : 82th Voice 'Sketchbook X Lee Mujin'
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a181a1b8de2123874bdacfbf9153b56b536bfdbfc84361bbaa88a6cac67355e. 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/KRA382321319.
Heavy Days of Youth (Prod. Jeong DongHwan) (Veiled Musician X LEE MU JIN with Hwagok-dong)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32fb9476703d6d2d2813681bca2859f325673c8c77352d55bdfa85a88a80342. 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/KRA382401924.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15e7c6bb9a3cc28bb65c8a65d072fbef944899393c8b46b318eba7b82f6a0dc4. 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/KRMIM2445986.
My Lovely Sam Soon 2024 (Original Television Soundtrack) - Wavve New Classic Project
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb8d49fcbdbec1a901b91effa437548a0b67db2b6ca48801e0147cd8bfe2dc7e. 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/KSA012344233.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba52cdeeb5e9d7f85f3bd98d52a955d4eee09299099673eee70f02543caf8a8e. 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/KSA012344234.
IRON FAMILY, Pt.4 (Original Television Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cfe6e627b45db0f9871dfad050884f7331967caf641599c092eef2c9a8c5499. 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/KRB472403033.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba6dccc62961ae06c56a00191477b54baff30fd57876192d767dfaee30225ab9. Chain 2 (Bitcoin): anchored in block 957754 (2026-07-12T21:26:22Z), 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/KSA002403140.
Heavenly Ever After (Original Television Soundtrack), Pt. 1
Remember (Original Soundtrack from Last Summer)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2279bddbf80f5ff011b4fb4c5a91cc8281715a92dcc53e0917c1e1a3d9e2c965. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/KRA382321318.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a181a1b8de2123874bdacfbf9153b56b536bfdbfc84361bbaa88a6cac67355e. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/KRA382321319.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04c5012366948f6309a3d13d1244a24e4d897dc705ac653bb96618bd1be49263. 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/KRA382203676.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5120c008f425c4f6c26c9625d86f1d41feeb7d86dbe7cd7e51ecbe9b847cb727. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/KRA382321654.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5120c008f425c4f6c26c9625d86f1d41feeb7d86dbe7cd7e51ecbe9b847cb727. 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/KRA382321654.
100RED Winter Special Single ‘The Last Christmas'
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec6cd018d72b18844d33a80e1a6edbac08306ccb8e02b11fc5e4eb5c8de783a3. 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/KSA002403093.