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 0xa54d7a9aaff3e0fa43dd02d3914c4647ed2da268422e93bac3b4076500af2c6b. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/739d1ec7-b58d-4257-ad4e-f73f1021294f.json and https://artists.proofprofile.net/proofs/artist/739d1ec7-b58d-4257-ad4e-f73f1021294f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
[VOCALOID] Night Sky Lover [GUMI ORIGINAL SONG]
KodokunaMatenrou -LonelyCityBuilding- (feat. keitaroKikuchi)
菊地敬太郎と弁財祈の世界をGUMIで味わって下さい
クリスマスどころじゃない (feat. 弁財祈)
ライブハウスをディスコにして (feat. 弁財祈)
日本の偉い人への手紙第２章LAMENTO JAPANEIRO (feat. 弁財祈)
サラリーマン哀歌 (独身編) [feat. 菊地敬太郎]
Appreciate The World Of KeitaroKikuchi&InoruBenzai by GUMI
Harunanoni Bitter Na Heart (feat. KeitaroKikuchi)
Christmas Dokorojyanai (feat. InoruBenzai)
DanceInTheBlackNight (feat. KeitaroKikuchi)
Yokohama Love Again (feat. KeitaroKikuchi)
TukanomanoKoibito (feat. KeitaroKikuchi)
Syu-katu Frustration (feat. InoruBenzai)
Livehouse wo Disco nisite (feat. InoruBenzai)
NipponNoeraihitoEnoTegami LamentoJapaneiro (feat. InoruBenzai)
Sararyman Aika (Dokusinhen) [feat. KeitaroKikuchi]
GeidouHitosujiGaWatasinoSeisyun (feat. InoruBenzai)
Work on mowing and growing vegetables, wear Rhodonight and Aquamarine and discothe live house
YokosukaKusakariSibakariUta -A song of mowing- [feat. Keitaro Kikuchi] - 2019Remix
Song of the making of vegetables [feat. Keitaro Kikuchi] - 2019Remix
I'm a road night [feat. BenzaiInoru] - 2019Remix
I am aquamarine [feat. BenzaiInoru] - 2019Remix
Make a live house like a disco [feat. BenzaiInoru] - 2019Remix
Matenrounomegami (Goddess Of The Skyscraper) [feat. Keitaro Kikuchi]
ローズクオーツと呼ばれて (feat. 米土句太郎)
RoseQuartz TO YOBARETE (feat. KutaroYonedo)
KodokunaMatenrou (2020Remix) [feat. Keitaro Kikuchi]
KodokunaMatenrou [feat. Keitaro Kikuchi] - 2020Remix
Still, it's okay you can be alive (feat. Pegasusu)
なにげない言葉とか、さりげないしぐさとか
Resonance from the Thread of Life (ENGLISH version)
Resonance from the Thread of Life - ENGLISH version
Welfare and Nursing care are tough part1 (feat. KutaroYonedo)
I'll turn the live house into a disco (2023 Remix)
I'll turn the live house into a disco - 2023 Remix
Hatred bullet (feat. BenzaiInoru) [2024 Remix]
YUI (feat. Tsurumaki Maki & Tsuina-chan)
matenrounoakuma (feat. KutaroYonedo) [2024SalsaRemix]
Harunanoni Bitter Na Heart (feat. KutaroYonedo) [2024Remix]
THE COUNTRY IN THE HORIZON (feat. KutaroYonedo) [2024 Remix]
Kawaikutegomen (feat. HoneyWorks & capi) [Cover]
Hiroshima Peace Travel (feat. Keitaro Kikuchi) [2024_Updated]
Re Appreciate The World Of KeitaroKikuchi&InoruBenzai by GUMI (part1)
Livehouse wo Disco nisite - 2024megpoid_V2+V4
Syu-katu Frustration - 2024megpoid_V2+V4
Harunanoni Bitter Na Heart - 2024megpoid_V2+V4
PACIFIC OCEAN'S STORM - 2024megpoid_v2+V4
The shadows of summer - 2024megpoid_v2+v4
I am Aquamarine - acoustic_salsa - megpoid_V2+V4
GeidouHitosujiGaWatasinoSeisyun - 2024megpoid_v2+v4
Harunanoni Bitter Na Heart - Instrumental
GeidouHitosujiGaWatasinoSeisyun - Instrumental
Yokohama Love Again (2024megpoid_V2+V4) [Extra edition Re Appreciate The World Of KeitaroKikuchi&InoruBenzai by GUMI]
Yokohama Love Again - 2024megpoid_V2+V4 - Extra edition Re Appreciate The World Of KeitaroKikuchi&InoruBenzai by GUMI
There will be no Christmas in 2024 either (feat. KutaroYonedo)
Umon Torimonochō [The Solitary Man] [Remix]
Umon Torimonochō [The Solitary Man] - Remix
Until the wey such and such a time two people
notunokageri (feat. SHION & Keitaro Kikuchi) [2025summer]
WE NEED TO INSTIGATE MORE (Megpoid Version)
WE NEED TO INSTIGATE MORE - Megpoid Version
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 0x6064eaf26508ad0853ae42c8e4ba5bb3eea4c720f96fef93f86187fb7dcf92de. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6XlntPl4lvmeLwk4ced1B2.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/6XlntPl4lvmeLwk4ced1B2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe925787fe89b518c21954c7cb60de4364be5d73f6e0dd54e66d8c16610422595. 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/5OYuvEBMJmxilLmoYi6M12.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/5OYuvEBMJmxilLmoYi6M12.
HALLOW'S EVE Vol. 2: Gloom & Doom Party in My Room
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d46276ba1158c14178b6ebe3e94e8b146c7402fd88b59f5374752ce693fd090. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/12aoztZtX6s0Kdk6vseie5.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/12aoztZtX6s0Kdk6vseie5.
HALLOW'S EVE Vol. 1: A Marvelously Ghoulish Collection of Fiendish Delight and Spine-Chilling Fright
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4134e1552b10a3c6f111062af2b231fabf61000a0f663240ba619554c5a8992d. 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/7GpZDQBrenGMLctCyFGleU.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/7GpZDQBrenGMLctCyFGleU.
Do Androids Dream of sugar confectionery?