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 0x9fdc052e0f75d4d532add015b672db27ff66d0dffefca5b81dc100af173c5d61. 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/fd66d068-e0ae-41a7-bf25-cff2937e5779.json and https://artists.proofprofile.net/proofs/artist/fd66d068-e0ae-41a7-bf25-cff2937e5779.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Homura (From "Demon Slayer: Mugen Train")
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 0x1e4f4eee942cdda0f46074ebcbed0b3bc7e6da0f8f958439fe87d6043302da6e. Chain 2 (Bitcoin): anchored in block 958063 (2026-07-14T21:07:34Z), 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/QZGWX2099626.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bc599ed05b6d1552fea105fb8fe0786a1e1a3c525317a4ac74efce1867ce060. Chain 2 (Bitcoin): anchored in block 958689 (2026-07-19T07:11:11Z), 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/QZGWX2099627.
Crossing Field (From "Sword Art Online")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf98a7f1879dbb401b3a20afc1b2cb748fb2c6dfac303535dae77955b63c02c49. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T01:42:04Z), 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/QZGWX2099628.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf32c9e05bb6fe5b9e8771c169fff7e69a3edd2ddaa49cb99fad2e072dea94070. 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/QZGWX2099630.
Kawaki wo Ameku (From "Domestic Girlfriend")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f576b698767b900817b7ac65440d20ae30386a9a8ea0776fd53eb123150cb09. Chain 2 (Bitcoin): anchored in block 958770 (2026-07-19T21:12:14Z), 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/QZGWX2099633.
Fairy Tail Main Theme (From "Fairy Tail")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83dfe513005742942a94add710d758b5f2c85956ae1735adce3223119a7f0f76. Chain 2 (Bitcoin): anchored in block 958069 (2026-07-14T21:37:55Z), 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/QZGWX2099634.
Haru wa Yuku (From "Fate/stay night: Heaven's Feel III.Spring Song")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50382b16ca5539f7ee77e9bb5c3fbffce19edf3e701f840993a29ff98307afe2. 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/QZGWX2099635.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x144c1cb0a6da46d0bd50af0899c3a39e613e35cefd9a94c818d330d7efcfbe5c. Chain 2 (Bitcoin): anchored in block 958397 (2026-07-17T10:29:45Z), 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/QZGWX2099636.
Nostalgia - Ru's Piano Collection, Vol. 2
Ohayou - From "HUNTER×HUNTER" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x608af5e295192698170d382d02c535cb707046581ca69761aa89a7071efa4412. Chain 2 (Bitcoin): anchored in block 959009 (2026-07-21T15:58:49Z), 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/QZGWX2200843.
Akatsuki no Kuruma - From "Gundam SEED" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacdc8d3a2dae8b3355f24b47acf2d78ed340085d31189ab098f9134bddf01c2e. 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/QZGWX2200845.
Pegasus Fantasy - From "Saint Seiya" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19c9037e05d2717df4388a28c263eb092d128b3ccd4afe329dc53f989301e8df. 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/QZGWX2200846.
Moonlight Densetsu - From "Sailor Moon" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd081081e96bee5f4949a17e6b40c60894ec98ee64f639735db61759640fee5a. Chain 2 (Bitcoin): anchored in block 958703 (2026-07-19T08:36:12Z), 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/QZGWX2200848.
Passionate Duelist - From "Yu-Gi-Oh!" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6a2e3f8a549a4a1d7d5dc913d8f342628ed0a3544d9c47b75a9a4878e500dea. 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/QZGWX2200849.
CHA-LA HEAD CHA-LA - From "Dragon Ball Z" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbbd2d9dba7762e30084d0d8ff203209079be9ef64a3336071a0700fc2d9bc75. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/QZGWX2200850.
Butter-Fly - From "Digimon Adventure" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3eb18adf8710f8e5fc2c057815316df5c4f2e733b4b7ff0e2a82ba964b9fac91. 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/QZGWX2200852.
Avid - From "86 -Eighty Six-" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe65cb32e8aa673f0118ba4b1d695f91a2ab297210268cf28b02c990da3aed51d. Chain 2 (Bitcoin): anchored in block 958063 (2026-07-14T21:07:34Z), 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/QZPJ32172347.
LilaS - From "86 -Eighty Six-" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafe029d44def607831fd2a46754be1494645584268c050091888e8a3a95cf84d. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZPJ32172348.
Orange - From "Your Lie in April" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8533ce80c28dfd1905a43d8244a9f694e5f8ac828f86ef9b66d697a2e7bf108. Chain 2 (Bitcoin): anchored in block 957711 (2026-07-12T13:56:57Z), 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/QZPJ32172349.
Akuma no Ko - From "Attack on Titan" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa34d7cd2c72d082761f429ff2414e3fba57ac85b1eb50596f3f0f9c4f420a74a. Chain 2 (Bitcoin): anchored in block 958484 (2026-07-18T03:34:53Z), 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/QZPJ32172352.
Comedy - From "SPY×FAMILY" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8b61b6d2f7ee6b944be6b0b3334a7fa38df9baf1bb32670582d69dfb927c520. 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/QZPJ32172355.
Zankyosanka - From "Demon Slayer" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x561e2b07589ad81262121e84c5a35d30ab29631772a54745b9e7e591851b22ed. Chain 2 (Bitcoin): anchored in block 958682 (2026-07-19T06:17:12Z), 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/QZPJ32172358.
Weight of the World - From "NieR:Automata" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5804ad94cdafd0b69b75e260721e0ac047f0b6d22e9aa232a47e275d28d9cf9e. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), 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/QZPJ32182371.
Tifa's Theme - From "Final Fantasy VII" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9285d5dd15f963666a20dc278625eedad782c3253e910bcf54c2aea5d417b3e7. 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/QZPJ32182372.
Aerith's Theme - From "Final Fantasy VII" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f7130ebac44705371f5f2d52844bc50f0f5d678bdfd26da1c9c1cbfba9a87b9. 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/QZPJ32182373.
Eyes on Me - From "Final Fantasy VIII" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81f416717955355c72911209b120b7b04c106c03c6b652eca7b16a0e072bb92d. 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/QZPJ32182375.
Zanarkand - From "Final Fantasy X" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09a5a012d5bd27de894d8d9442a8ff21add5f466c960875e9152cc9ec3fe0b5d. 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/QZPJ32182376.
Suteki Da Ne - From "Final Fantasy X" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x862ebc359ec5dab967d2024aaa10751a38a522f3a13bb21f71b76fddea6d40fd. 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/QZPJ32182377.
Kamura’s Song of Purification - From "Monster Hunter Rise" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2cce7e02ec7b75a6ed3763f0ed257452cd71a22b1a38dde64fea27a994c5a61. Chain 2 (Bitcoin): anchored in block 958600 (2026-07-18T19:24:05Z), 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/QZPJ32182379.
Ru's Piano Drama & Movie Collection, Vol. 1
Yuki no Hana - From "Snow flower" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dd760202f596bf573a446a66c8067c33f2b4a61c67390e81753f5cf919a4672. Chain 2 (Bitcoin): anchored in block 958977 (2026-07-21T06:27:23Z), 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/QZPJ32202227.
Lemon - From "Unnatural" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cfc9552c6cf47eb0502c67d4f443172a9de5b9b2af2c1a41962af1c2a205166. Chain 2 (Bitcoin): anchored in block 958607 (2026-07-18T21:01:11Z), 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/QZPJ32202229.
Always With Me - From "Spirited Away" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e37f98929cb0a477822452e76d46452aee7afe71a28be829e870c478afee73a. Chain 2 (Bitcoin): anchored in block 957702 (2026-07-12T12:25:41Z), 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/QZPJ32202233.
One Summer's Day - From "Spirited Away" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82723601eb763d41ff8e6b5c90ce2b104574212241034c5e0d383e226e8c5973. 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/QZPJ32202234.
Blue Bird - From "NARUTO" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa534d2b094115171065d1b5aa55ede8f0bf252439652f41f5328323e12fd8816. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/QZPJ32221893.
Silhouette - From "NARUTO" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1d0b6f2271886374e572f5c4fb6b85c310de225262b54abc5c4cf6b007b859b. Chain 2 (Bitcoin): anchored in block 958341 (2026-07-17T02:00:59Z), 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/QZPJ32221899.
Grief and Sorrow - From "NARUTO" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4481603d4d2634a8d64d977128c984d4e9ade99728aebbe2320eb7daec3667a2. Chain 2 (Bitcoin): anchored in block 958397 (2026-07-17T10:29:45Z), 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/QZPJ32221901.
NEW GENESIS - From "ONE PIECE FILM RED" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbbb57423d8715cfb132f7d0210cb968d735b4e6015c69d79d7756fd7421f8ee. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/QZPJ32241852.
color - From "SPY×FAMILY" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51db926327b9d3c3c8503ce9d9c9014dcb1cdbe873cf0d083bc3db3c0e229fdf. Chain 2 (Bitcoin): anchored in block 958554 (2026-07-18T13:17:01Z), 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/QZPJ32241867.
Idol - From "Oshi no Ko" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8b6d1cf1495eb81be227d87c23e021505c474fae9197a3d67dd84cabb2d3e47. Chain 2 (Bitcoin): anchored in block 958552 (2026-07-18T13:15:29Z), 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/QZPJ32291145.
Suzume - From "Suzume no Tojimari" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x115942003e65b346490df685623c8c8673177452b17f325b95f1b4ef8749b707. 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/QZPJ32291150.
merry-go-round - From "Lonely Castle in the Mirror" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad9d9bf1dff097e58a8b8cd0ee4ad75d1c364cae3731426f744e8f34a118ebf5. 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/QZPJ32291152.
Kamado Nezuko no Uta - From "Demon Slayer" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ae93a7da4eb12f816164dfad8b239a7151534513e9cdeec0c5a5ff2a6caf47c. Chain 2 (Bitcoin): anchored in block 958447 (2026-07-17T19:47:19Z), 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/QZPJ32291156.
Little Love Song - From "The Angel Next Door Spoils Me Rotten" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0d4cbacc332fd38db48f1b6021b29598133ca67b038e09b4c043ecc353dfcef. Chain 2 (Bitcoin): anchored in block 958063 (2026-07-14T21:07:34Z), 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/QZPJ32291158.
Anytime Anywhere - From "Sousou no Frieren" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9d0755c756de4399d8d35a797a9cf3df5fe4eacef5f1a09d28d747dabe4066f. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-17T02:10:11Z), 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/QZPJ32355227.
bliss - From "Sousou no Frieren" - Piano Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf15f330cfd683c68ff6565324c06775451d4903888dcf386814ec0bd14df3f8b. 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/QZPJ32355228.
Ao no Sumika - From "Jujutsu Kaisen" - Piano Version
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Akari - From "Jujutsu Kaisen" - Piano Version
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To You 2000…or…20000 Years From Now… - From "Attack on Titan" - Piano Version
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Boku wa... - From "The Dangers In My Heart" - Piano Version
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Hikaru Nara - From "Your Lie in April" - Piano Version
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Again - From "Your Lie in April" - Piano Version
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Yuki no Oto - From "A Sign of Affection" - Piano Version
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Don't you see! - From "Dragon Ball" - Piano Version
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Kimi ga Ireba - From "Detective Conan: Black Iron Submarine" - Piano Version
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Ash-Greninja Theme (XY&Z) - From "Pokémon" - Piano Version
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Swordland - From "Sword art Online" - Piano Version
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Ru's Piano Game Collection, Vol. 2 (Piano Version)