Sergio_takumi
type: MusicGroup
genre: hyperpop
popularity: 16
followers: 405
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59ba3a2d5472c90e80c5d84969e35a9d725a25993be45eefde7291eec831bb1b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953704
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953704
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7af4cfc8-d2a1-4b24-af4b-9c892034035f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7af4cfc8-d2a1-4b24-af4b-9c892034035f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7af4cfc8-d2a1-4b24-af4b-9c892034035f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T22:58:38Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59ba3a2d5472c90e80c5d84969e35a9d725a25993be45eefde7291eec831bb1b. Chain 2 (Bitcoin): anchored in block 953704 (2026-06-14T22:58:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7af4cfc8-d2a1-4b24-af4b-9c892034035f.json and https://artists.proofprofile.net/proofs/artist/7af4cfc8-d2a1-4b24-af4b-9c892034035f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:58:38Z
album: Noyer dans tes larmes
  type: MusicAlbum
  date published: 2022-08-23
album: Croix en bois
  type: MusicAlbum
  date published: 2022-08-27
album: Accroche toi
  type: MusicAlbum
  date published: 2022-12-28
album: Détestable
  type: MusicAlbum
  date published: 2023-02-01
album: C'est une y3s Lif3
  type: MusicAlbum
  date published: 2023-02-22
album: Rouge et noir
  type: MusicAlbum
  date published: 2023-03-06
album: 9 vies
  type: MusicAlbum
  date published: 2023-03-20
album: Montagnes russes
  type: MusicAlbum
  date published: 2023-04-15
album: J'vais encore descendre
  type: MusicAlbum
  date published: 2023-05-01
album: Plus facile à dire qu'à faire
  type: MusicAlbum
  date published: 2023-05-22
album: C'est pas comme si
  type: MusicAlbum
  date published: 2023-06-05
  track: C'est pas comme si
    type: MusicRecording
    duration: PT1M42S
    duration ms: 102485
    explicit: false
    by artist: Sergio_takumi
    in album: C'est pas comme si
      type: MusicAlbum
      date published: 2023-06-05
    genre: hyperpop
    isrc code: QZK6F2340484
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T10:34:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6911b5cd9de06a6837b9842da3cc5cf1685626c9fb2abfbdc53bf92236ae719a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958544
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6F2340484
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6911b5cd9de06a6837b9842da3cc5cf1685626c9fb2abfbdc53bf92236ae719a. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/QZK6F2340484.
      date published: 2026-07-18T12:14:37Z
    audio: C'est pas comme si
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 93.729
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.52
      additional property: Energy
        type: PropertyValue
        value: 0.973
      additional property: Speechiness
        type: PropertyValue
        value: 0.138
      additional property: Acousticness
        type: PropertyValue
        value: 0.001
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.612
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.713
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.68
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Par défaut
  type: MusicAlbum
  date published: 2023-06-19
album: Menteur
  type: MusicAlbum
  date published: 2023-07-03
album: Idées noires
  type: MusicAlbum
  date published: 2023-07-17
album: Atrophie
  type: MusicAlbum
  date published: 2023-08-07
album: J'suis pas la cible
  type: MusicAlbum
  date published: 2023-08-27
album: Innocente
  type: MusicAlbum
  date published: 2023-09-11
album: Ḿᶒẻƫ ᶆẻ ơᶇ ƫɦᶒ ǫťⱨẻᶉ ᶊỉᶁẻ
  type: MusicAlbum
  date published: 2023-09-24
album: Coͦrͬdͩeͤ Soͦrͬtͭiͥeͤ
  type: MusicAlbum
  date published: 2023-10-08
album: Autour du cou
  type: MusicAlbum
  date published: 2023-11-12
album: ᴺ͙a͙ ͙ₙ͙ᵃ͙ ͙ⁿ͙a͙ ͙ₙ͙ᵃ͙
  type: MusicAlbum
  date published: 2023-11-28
album: Mauvais résumé
  type: MusicAlbum
  date published: 2023-12-19
album: I'm sᶦtₜiⁿg hᵉrₑ ᶠeₑlᶦng ˢad
  type: MusicAlbum
  date published: 2024-01-14
album: La vie en rose
  type: MusicAlbum
  date published: 2024-01-25
  track: La vie en rose
    type: MusicRecording
    duration: PT2M55S
    duration ms: 175320
    explicit: false
    by artist: Sergio_takumi
    in album: La vie en rose
      type: MusicAlbum
      date published: 2024-01-25
    genre: hyperpop
    isrc code: QZDA42444910
    additional property: CopyrightID
    additional property: CopyrightStatus
    additional property: CopyrightRegisteredAt
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: La vie en rose
album: Cadeau empoisonné
album: Avant le ciel était bleu?
album: Saͣuͧvͮeͤ quͧiͥ peͤuͧtͭ
album: Un jour peut-être.. . .
album: ϻιʀσιʁ ϻιʀσιʁ
album: BRO I CAN'T HANDLE THIS SHIT ANYMORE
album: 360°
album: Don't leave too soon
album: ⨑⨐⨑ξξοΟ
album: Unconventional weapon
album: S∂∛εΜε
album: hihihihihi
album: ""No⁛†⁕longer⁅⁞†⁞⁆ human⁕⁞⁛""
album: S∂Ↄr1⨏iςξ
album: Ça m4rch3؋‱
album: ✁✃I feel u man✁✃
album: ༅༄✟༅༄
album: ߷߷߷℁⨏ʉʗ✞
album: ⅷⅻⅵⅵⅫ
album: Intro/Outro

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-17T16:53:35+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xcb36959e4b649f5d37509aa4aa9f692dc8c410ed681200f7ef27bdaa83e24c2b

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958444

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958444

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA42444910

OTSTimestamp
type: PropertyValue
value: 2026-07-17T19:12:23Z

OTSVerifyInstructions
type: PropertyValue
value: 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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb36959e4b649f5d37509aa4aa9f692dc8c410ed681200f7ef27bdaa83e24c2b. 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/QZDA42444910.
date published: 2026-07-17T19:12:23Z

La vie en rose
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 157.498
additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.368
additional property: Energy
  type: PropertyValue
  value: 0.957
additional property: Speechiness
  type: PropertyValue
  value: 0.27
additional property: Acousticness
  type: PropertyValue
  value: 0.001
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.326
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.432
additional property: Loudness (dB)
  type: PropertyValue
  value: -2.174
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Minor

Cadeau empoisonné
type: MusicAlbum
date published: 2024-03-03

Avant le ciel était bleu?
type: MusicAlbum
date published: 2024-03-24

Saͣuͧvͮeͤ quͧiͥ peͤuͧtͭ
type: MusicAlbum
date published: 2024-04-14

Un jour peut-être.. . .
type: MusicAlbum
date published: 2024-04-26

ϻιʀσιʁ ϻιʀσιʁ
type: MusicAlbum
date published: 2024-05-12

BRO I CAN'T HANDLE THIS SHIT ANYMORE
type: MusicAlbum
date published: 2024-05-18

360°
type: MusicAlbum
date published: 2024-06-02

Don't leave too soon
type: MusicAlbum
date published: 2024-07-16

⨑⨐⨑ξξοΟ
type: MusicAlbum
date published: 2024-08-05

Unconventional weapon
type: MusicAlbum
date published: 2024-09-16

S∂∛εΜε
type: MusicAlbum
date published: 2024-09-29

hihihihihi
type: MusicAlbum
date published: 2024-10-26

""No⁛†⁕longer⁅⁞†⁞⁆ human⁕⁞⁛""
type: MusicAlbum
date published: 2024-11-04

S∂Ↄr1⨏iςξ
type: MusicAlbum
date published: 2025-01-04

Ça m4rch3؋‱
type: MusicAlbum
date published: 2025-01-26

✁✃I feel u man✁✃
type: MusicAlbum
date published: 2025-02-20
track: ✁✃I feel u man✁✃
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138404
  explicit: false
  by artist: Sergio_takumi
  in album: ✁✃I feel u man✁✃
    type: MusicAlbum
    date published: 2025-02-20
  genre: hyperpop
  isrc code: QZHN42587199
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T00:20:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x66590a9d535be5af81993862b7a17c19a0ef65cd6d815f2a7729bcc45c7e33ab
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956422
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956422
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42587199
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T01:01:38Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66590a9d535be5af81993862b7a17c19a0ef65cd6d815f2a7729bcc45c7e33ab. 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/QZHN42587199.
    date published: 2026-07-03T01:01:38Z
  audio: ✁✃I feel u man✁✃
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.957
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.328
    additional property: Energy
      type: PropertyValue
      value: 0.995
    additional property: Speechiness
      type: PropertyValue
      value: 0.089
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.947
    additional property: Liveness
      type: PropertyValue
      value: 0.609
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.113
    additional property: Loudness (dB)
      type: PropertyValue
      value: 1.638
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

༅༄✟༅༄
type: MusicAlbum
date published: 2025-03-20
track: ༅༄✟༅༄
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175950
  explicit: false
  by artist: Sergio_takumi
  in album: ༅༄✟༅༄
    type: MusicAlbum
    date published: 2025-03-20
  genre: hyperpop
  isrc code: QZK6N2549799
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T21:35:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x178899c23028df3d7ca9e70a11410f55c353c4a22483e0786d7564adae44f79f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956857
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956857
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6N2549799
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T01:26:17Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x178899c23028df3d7ca9e70a11410f55c353c4a22483e0786d7564adae44f79f. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/QZK6N2549799.
    date published: 2026-07-06T01:26:17Z
  audio: ༅༄✟༅༄
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 100.079
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.375
    additional property: Energy
      type: PropertyValue
      value: 0.997
    additional property: Speechiness
      type: PropertyValue
      value: 0.59
    additional property: Acousticness
      type: PropertyValue
      value: 0.002
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.338
    additional property: Liveness
      type: PropertyValue
      value: 0.117
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.079
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.057
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor

߷߷߷℁⨏ʉʗ✞
type: MusicAlbum
date published: 2025-04-08

ⅷⅻⅵⅵⅫ
type: MusicAlbum
date published: 2025-07-02

Intro/Outro
type: MusicAlbum
date published: 2025-11-05