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 0x835b9575d8e89e412462ae28bef20d84bb7a8a5fae13e6898bf5172e9c0dad52. Chain 2 (Bitcoin): anchored in block 953617 (2026-06-14T09:00:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/19b76afb-20ef-4d4f-95d0-8d9cdab82c3e.json and https://artists.proofprofile.net/proofs/artist/19b76afb-20ef-4d4f-95d0-8d9cdab82c3e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Assu! (From "One Piece") [English Version]
Fatal (From "Oshi no Ko") [English Version]
Shikairo Days (From "My Deer Friend Nokotan") [English Version]
RISE UP (From "Tower of God") [English Version]
Curtain Call (From "My Hero Academia") [Full English Version]
Plan A (From "The Elusive Samurai") [English Version]
Ichiban Kagayaku Hoshi (From "Alya Sometimes Hides Her Feelings in Russian") [English Version]
Ichiban Kagayaku Hoshi (From "Alya Sometimes Hides Her Feelings in Russian") - English Version
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 0xe8ea2e11d281762900caa23f95c21bbbd914ae02595ba2e24b0ec68d6528f2ea. 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/QZPJ32383685.
Curtain Call (From "My Hero Academia") [English Version]
Black Box (From "NieR:Automata Ver1.1a Part 2") [English Version]
Story (From "Fairy Tail: 100 Years Quest") [English Version]
Tenshi-tachi no Uta (From "Gimai Seikatsu") [English Version]
Tsuyogaru Girl (From "Make Heroine ga Oosugiru!") [English Version]
Homunculus (From "My Hero Academia the Movie: You're Next") [English Version]
Kamakura Style (From "The Elusive Samurai") [English Version]
Et Cetera (From "Kimi ni Todoke") [English Version]
Undead (From "Monogatari Series: Off & Monster Season") [English Version]
Fire and Fear (From "Wistoria: Wand and Sword") [English Version]
Senakaawase (From "Our Last Crusade or the Rise of a New World") [English Version]
Crazy for You (From "Too Many Losing Heroines!") [English Version]
Feel My Pain (From "Kengan Ashura") [English Version]
Running In My Head (From "Code Geass: Rozé of the Recapture") [English Version]
Burning (From "Oshi No Ko") [English Version]
Ctrl C (From "The Strongest Magician in the Demon Lord's Army Was a Human") [English Version]
Feel My Soul (From "Makeine: Too Many Losing Heroines!") [English Version]
Doppelganger (From "Bocchi the Rock! Movie") [English Version]
WILLSHINE (From "Shy") [English Version]
LOVE 2000 (From "Makeine: Too Many Losing Heroines!") - English Version
HEAVY IS THE CROWN (2024 League of Legends Worlds Anthem)
Sekai Rinne (From "Why Does Nobody Remember Me in This World?") - English Version
Up Start (From "A Nobody's Way Up to an Exploration Hero") - English Version
Love and Justice (From "Kinnikuman: Perfect Origin Arc") - English Version
The Ban (From "The Eminence in Shadow: Master of Garden") - English Version
WHEELER-DEALER (From "Overlord: The Sacred Kingdom") - English Version
Reweave (From "Re:ZERO -Starting Life in Another World") - English Version
Otonoke (From "Dandadan") - English Version
GG (From "Sword Art Online Alternative: Gun Gale Online") - English Version
Shounen (From "Is It Wrong to Try to Pick Up Girls in a Dungeon?") - English Version
Same Blue (From "Blue Box") - English Version
Kotoba ni sezu tomo (From "Bleach: Thousand-Year Blood War - The Conflict") - English Version
NIGHT (From "Tower of God") - English Version
SKILLAWAKE (From "As a Reincarnated Aristocrat, I'll Use My Appraisal Skill to Rise in the World") - English Version
Boujaku No Charisma (From "Blue Lock vs. U-20 Japan") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68ddf6f7db9158640de924580e93c23e5fabf061d0a391d55afa7b42e7315ecf. Chain 2 (Bitcoin): anchored in block 958808 (2026-07-20T05:33:46Z), 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/QZPJ32411552.
QUEEN (From "Shangri-La Frontier") - English Version
Iinazukkyun (From "Ranma ½ (2024)") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d1ebb23dba782bbf959b7fa0f3693c4849aa6b0e122837dedcce0a1e6393329. Chain 2 (Bitcoin): anchored in block 958721 (2026-07-19T11:02:33Z), 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/QZPJ32414024.
MMH (From "The Seven Deadly Sins: Four Knights of the Apocalypse") - English Version
Endless Happy-Ending (From "Fairy Tail: 100 Years Quest") - English Version
Ao (From "Blue Miburo") - English version
Sailing (From "One Piece Log: Fish-Man Island Saga") - English Version
UNDER and OVER (From "Yakuza Fiancé: Raise wa Tanin ga Ii") - English Version
Jaka Jaan ("From Dragon Ball Daima") - English Version
Iranai Mono (From "Rurouni Kenshin: Kyoto Disturbance") - English Version
Twilight (From "Oshi No Ko Live Action") - English Version
Kattou Tomorrow (From "Let This Grieving Soul Retire") - English Version
One (From "Blue Lock vs. U-20 Japan") - English Version
Aporia (From "Orb: On the Movements of the Earth") - English Version
Falling up (From "Tower of God Season 2: Workshop Battle") - English Version
Ashita Sekai ga Owaru toshitemo (From "Demon Lord, Retry! R") - English Version
Suikousetten (From "Rurouni Kenshin: Kyoto Disturbance") - English Version
ReawakeR (From "Solo Leveling Season 2: Arise from the Shadow") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73c93b1f964ba0167f71f1d2cce8296012402012c1d332ad21dccdfb347f0742. Chain 2 (Bitcoin): anchored in block 958075 (2026-07-14T22:55:31Z), 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/QZPJ32439951.
KiLLKiSS (From "Ave Mujica: The Die is Cast") - English Version
KiLLKiSS (From "Ave Mujica: The Die is Cast") - Full English Version
UN-APEX (From "Solo Leveling Season 2: Arise from the Shadow") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20fb0849f3da0e045f0add180a181e2f96dcd28c76076399292eb5bff4ee43a6. 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/QZPJ32442348.
Saraba (From "Blue Box") - English Version
RUN SAKAMOTO RUN (From "Sakamoto Days") - English Version
Georgette Me, Georgette You (From "BanG Dream! Ave Mujica") - English Version
Might*U (From "My hero Academia: Heroes: Rising") - Epic Version
CASANOVA POSSE (From "Dr. Stone: Science Future") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ad38f760f6a24d8610ca88cef18766a36b0add15eb6ffe274386578f0b9d61d. 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/QZPJ32446348.
Hyakka Ryouran (From "The Apothecary Diaries") - English Version
BURN (From "Rurouni Kenshin: Kyoto Disturbance") - Full English Version
Hebi (From "Orb: On the Movements of the Earth") - English Version
True Peak (From "Ishura") - English Version
Kaiju (From "Orb: On the Movements of the Earth") - English Version
Kaijuu (From "Orb: On the Movements of the Earth") - Full English Version
Shiwase no recipe (From "The Apothecary Diaries") - English Version
BOW AND ARROW (From "Medalist") [English Metal Version]
Frontiers (From "Shangri-La Frontier") - English Version
Shiawase na Yakusoku (From "My Happy Marriage") [English Version]
Magic Hour (From "Honey Lemon Soda") - English Version
DARK ARIA -ARISE- (From "Solo Leveling") - Metal Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe96f3b3cbc0d8bb768771f127e85b0d2e5642bc132bd360455ed70fbbc65c9a7. 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/QZPJ32451810.
Afterlife (From the Netflix series "Devil May Cry") - Cover
Kusushiki (From "The Apothecary Diaries") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad2dc3ed6f27f0b37d7e797bd6f69f162a236591ec7c7c4f661fe5d34e360cc0. Chain 2 (Bitcoin): anchored in block 958819 (2026-07-20T06:47:35Z), 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/QZPJ32453301.
ANGEL & DEVIL (From "One Piece") - English Version
HIGH FLAME (From "Fire Force") - English Version
KINGSBLOOD (From "The Beginning After the End") - English Version
RISE UP (From "Tower of God") - English Version
Fatal (From "Oshi no Ko") - English Version
Curtain Call (From "My Hero Academia") - Full English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaad78996e452b43ef24887cb1f37cbde9761f9e6e4a1c7496fa70db5282fbfd9. 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/QZPJ32384425.
WILLSHINE (From "Shy") - English Version
Undead (From "Monogatari Series: Off & Monster Season") - English Version
Tsuyogaru Girl (From "Make Heroine ga Oosugiru!") - English Version
Feel My Soul (From "Makeine: Too Many Losing Heroines!") - English Version
Curtain Call (From "My Hero Academia") - English Version
Feel My Pain (From "Kengan Ashura") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8ea2e11d281762900caa23f95c21bbbd914ae02595ba2e24b0ec68d6528f2ea. Chain 2 (Bitcoin): anchored in block 958196 (2026-07-15T22:17:12Z), 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/QZPJ32383685.
Black Box (From "NieR:Automata Ver1.1a Part 2") - English Version
Ctrl C (From "The Strongest Magician in the Demon Lord's Army Was a Human") - English Version
Plan A (From "The Elusive Samurai") - English Version
Fire and Fear (From "Wistoria: Wand and Sword") - English Version
Et Cetera (From "Kimi ni Todoke") - English Version
Tenshi-tachi no Uta (From "Gimai Seikatsu") - English Version
Running In My Head (From "Code Geass: Rozé of the Recapture") - English Version
Burning (From "Oshi No Ko") - English Version
Homunculus (From "My Hero Academia the Movie: You're Next") - English Version
Crazy for You (From "Too Many Losing Heroines!") - English Version
Story (From "Fairy Tail: 100 Years Quest") - English Version
Ready to rock (From "Rock Is A Lady's Modesty") - English Version
Martian ("From Shoshimin: How to Become Ordinary") - English Version
Shikairo Days (From "My Deer Friend Nokotan") - English Version
Assu! (From "One Piece") - English Version
Invincible (From "Kaiju No. 8") - Metal Cover
Kekka Alright (From "My Hero Academia: Vigilantes") - English Version
Senakaawase (From "Our Last Crusade or the Rise of a New World") - English Version
The 1 (From "One Piece") - English Version
Watch me (From "Witch Watch") - English Metal Version
Koeru (From "Uma Musume: Cinderella Gray") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0aef51801e52ecf9232910b520ed761bb95f95809f98fe8682c52b7c4af09d7a. 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/QZPJ32474369.
HEROES (From "From Old Country Bumpkin to Master Swordsman") - English Version
INERTIA (From "To Be Hero X") - Metal Version
BOYZ (From "Wind Breaker") - English Version
Speed (From "My Hero Academia: Vigilantes") - English Version
BLADE (From "Yaiba: Samurai Legend") - English Version
Skirt (From "Apocalypse Hotel") - English Version
Mugen (From "Uma Musume: Cinderella Gray") - English Version
Yumejanainara Nannanosa (From "Rock Is a Lady's Modesty") - English Version
On The Way (From "Dan Da Dan") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45016c6e1712be2e9fa40d13b66096437e2ea2fd0fed2b1aee6076953a3fa79d. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/QZPJ32485664.
Mirage (From "Call of the Night") - English Version
SUPERNOVA (From "Dr. Stone: Science Future") - English Version
Doukashiteru (From "Dan da dan") - English Version
Ao to kirameki (From "My Dress-Up Darling") - English Version
Saikai (From "The Summer Hikaru Died") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51f20ade6c1c5a48a0cd395d8e2250142b8db5ab404e9ef9860c46fc975ef0ea. 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/QZPJ32487774.
Happy Lucky Chappy (From "Takopi's Original Sin") - English Version
Snowdrop (From "Rascal Does Not Dream of Santa Claus") - English Version
Ruler (From "Clevatess") - English Version
Hunting Soul (From "Dan da dan") - English Version
CARMINE (From "One Piece") - English Version
Manazashi wa Hikari (From "The Fragrant Flower Blooms with Dignity") - English Version
Utopia or Dystopia (From "Nukitashi the Animation") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32d4b3ba325dc58a8a366aafdcbfd5da23dac0aed87919afa609d57eb529821f. Chain 2 (Bitcoin): anchored in block 958802 (2026-07-20T01:04:02Z), 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/QZPJ32504536.
Your Idol (From "KPop Demon Hunters") - English Version
Shine in the Cruel Night (From "Demon Slayer: Kimetsu no Yaiba - The Movie: Infinity Castle") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18ceb57b6066bc75ce41227ca0b35061748f802f0123ec4084d6fad6734fcaaa. Chain 2 (Bitcoin): anchored in block 958805 (2026-07-20T02:22:58Z), 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/QZPJ32509124.
P0WER -Akuryou Taisen- (From "Hell Teacher: Jigoku Sensei Nube") - English Version
A World Where the Sun Never Rises (From "Demon Slayer: Kimetsu no Yaiba - The Movie: Infinity Castle") - English Version
IRIS OUT (From "Chainsaw Man the Movie: Reze Arc") - English Metal Version
JANE DOE (From "Chainsaw Man - The Movie: Reze Arc") - English Version
THE REVO (From "My Hero Academia Final Season") - English Version
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c27944901acb4957a69433045ef92e1e17c765689882dc04520e51327f25115. 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/QZPJ32515671.
Protect the Light (From "Spy x Family") - English Version
Spurt Syndromer (From "Uma Musume: Cinderella Gray") - English Version
Get No Satisfied (From "One Punch Man") - English Version
I (From "My Hero Academia Final Season") - English Version
Senjou no Hana (From "May I Ask for One Final Thing?") - English Version
LET’S JUST CRASH (From "Gachiakuta") - English Version
The Revo (From "My Hero Academia Final Season") - Full English Version
Childlike Adults (From "Sanda") - English Version