aLf
type: MusicGroup
genre: anime
popularity: 32
followers: 6521
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x067f1e154cec097ed9c30d3dbd98576c7ad2211ed0ae1c0db8faa6482014df05
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/799e91cb-d2e5-41c2-a1e6-14f723802b9f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/799e91cb-d2e5-41c2-a1e6-14f723802b9f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/799e91cb-d2e5-41c2-a1e6-14f723802b9f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 0x067f1e154cec097ed9c30d3dbd98576c7ad2211ed0ae1c0db8faa6482014df05. 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/799e91cb-d2e5-41c2-a1e6-14f723802b9f.json and https://artists.proofprofile.net/proofs/artist/799e91cb-d2e5-41c2-a1e6-14f723802b9f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
album: Taiyo no Tsubasa
  type: MusicAlbum
  date published: 1991
album: SOLDIER DREAM
  type: MusicAlbum
  date published: 1997
album: Purachina (Platina)
  type: MusicAlbum
  date published: 1999
album: Koi wa Thrill, Shock, Suspense
  type: MusicAlbum
  date published: 2000
  track: Koi wa Thrill, Shock, Suspense
    type: MusicRecording
    duration: PT4M48S
    duration ms: 288947
    explicit: false
    by artist: aLf
    in album: Koi wa Thrill, Shock, Suspense
      type: MusicAlbum
      date published: 2000
    genre: anime
    isrc code: GX38U2270867
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T15:17:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7b174c8f4ae47cc97d295fe6443fb172987b32e26955dab167f6f52e71fc7ff8
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX38U2270867
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 0x7b174c8f4ae47cc97d295fe6443fb172987b32e26955dab167f6f52e71fc7ff8. 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/GX38U2270867.
      date published: 2026-07-05T01:12:41Z
    audio: Koi wa Thrill, Shock, Suspense
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 132.995
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.596
      additional property: Energy
        type: PropertyValue
        value: 0.92
      additional property: Speechiness
        type: PropertyValue
        value: 0.053
      additional property: Acousticness
        type: PropertyValue
        value: 0.019
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.426
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.264
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.233
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Get Over
  type: MusicAlbum
  date published: 2001
  track: Get Over
    type: MusicRecording
    duration: PT5M12S
    duration ms: 312000
    explicit: false
    by artist: aLf
    in album: Get Over
      type: MusicAlbum
      date published: 2001
    genre: anime
    isrc code: GX3HH2243771
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T12:36:26+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf0c77b191376bdfd842b64d8f4f4da134b9b03cd59f6172278582066e1672a28
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958157
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958157
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX3HH2243771
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T15:39:13Z
    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 0xf0c77b191376bdfd842b64d8f4f4da134b9b03cd59f6172278582066e1672a28. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:39:13Z), 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/GX3HH2243771.
      date published: 2026-07-15T15:39:13Z
    audio: Get Over
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.017
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.575
      additional property: Energy
        type: PropertyValue
        value: 0.916
      additional property: Speechiness
        type: PropertyValue
        value: 0.042
      additional property: Acousticness
        type: PropertyValue
        value: 0.009
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Rewrite
album: Hologram
album: W-B-X ~W Boiled Extreme~
album: Driver's High (GTO)
album: Hohoemi no Bakudan
album: Gurenge
album: Kimi ga Suki dato Sakebitai
album: Goshowa Kudasai Ware no Na wo!
album: 紅蓮華
album: Step
album: Anything Goes!
album: 魔法戦隊マジレンジャー
album: Dan Dan 心魅かれてく
album: ignited
album: 空色デイズ
album: 甲賀忍法帖
album: KANASHIMI WO YASASHISA NI
album: Butter-Fly
album: 僕らの冒険
album: Again
album: そばかす
album: God Knows
album: CHA-LA HEAD-CHA-LA
album: ウィーアー!
album: Yoru ni kakeru
album: 君が好きだと叫びたい
album: Beat Hit!
album: Ready Steady Go
album: GO!!!
album: 微笑みの爆弾
album: ブルーウォーター
album: Sousei no Aquarion
album: JIKŪ ～未来戦隊タイムレンジャー～
album: Blue Bird
album: Brave Heart
album: ブルーバード
album: God knows...
album: メリッサ
album: DREAMS
album: Grip!
album: X
album: Just Communication
album: JUST COMMUNICATION
album: Ai Wo Tsutaetaidatoka
album: ALMIGHTY~Kamen no Yakusoku
album: With me
album: LIFE
album: Only My Railgun
album: 空想メソロギヰ
album: プライド革命
album: センチメートル
album: Centimeter
album: Acacia
album: Identity Crisis
album: Anna ni Issyo Dattanoni
album: Peace Sign
album: Homura
album: Kokoro wa Tamago
album: Break up!

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.369

Valence (Positivity)
type: PropertyValue
value: 0.431

Loudness (dB)
type: PropertyValue
value: -5.943

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Rewrite
type: MusicAlbum
date published: 2004

Hologram
type: MusicAlbum
date published: 2009

W-B-X ~W Boiled Extreme~
type: MusicAlbum
date published: 2018

W-B-X ~W Boiled Extreme~
type: MusicAlbum
date published: 2018

Driver's High (GTO)
type: MusicAlbum
date published: 2019

Hohoemi no Bakudan
type: MusicAlbum
date published: 2019-05-15

Gurenge
type: MusicAlbum
date published: 2019-08-28

Kimi ga Suki dato Sakebitai
type: MusicAlbum
date published: 2019-09-04

Goshowa Kudasai Ware no Na wo!
type: MusicAlbum
date published: 2020

紅蓮華
type: MusicAlbum
date published: 2020-04-10

紅蓮華
type: MusicAlbum
date published: 2020-04-10

Step
type: MusicAlbum
date published: 2020-04-23

Step
type: MusicAlbum
date published: 2020-04-23

Anything Goes!
type: MusicAlbum
date published: 2020-04-30

Anything Goes!
type: MusicAlbum
date published: 2020-04-30

魔法戦隊マジレンジャー
type: MusicAlbum
date published: 2020-05-07

魔法戦隊マジレンジャー
type: MusicAlbum
date published: 2020-05-07

Dan Dan 心魅かれてく
type: MusicAlbum
date published: 2020-05-13

ignited
type: MusicAlbum
date published: 2020-05-15

空色デイズ
type: MusicAlbum
date published: 2020-05-28

空色デイズ
type: MusicAlbum
date published: 2020-05-28

甲賀忍法帖
type: MusicAlbum
date published: 2020-06-10
track: 甲賀忍法帖
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242359
  explicit: false
  by artist: aLf
  in album: 甲賀忍法帖
    type: MusicAlbum
    date published: 2020-06-10
  genre: anime
  isrc code: QZGWW2117786
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T15:31:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf87d9f8c9cf415964f48472cb44ca14516c8771afdade4986e2718303901e6bc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGWW2117786
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0xf87d9f8c9cf415964f48472cb44ca14516c8771afdade4986e2718303901e6bc. 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/QZGWW2117786.
    date published: 2026-07-05T01:43:49Z
  audio: 甲賀忍法帖
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 177.658
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.274
    additional property: Energy
      type: PropertyValue
      value: 0.902
    additional property: Speechiness
      type: PropertyValue
      value: 0.103
    additional property: Acousticness
      type: PropertyValue
      value: 0.022
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.074
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.508
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.711
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

KANASHIMI WO YASASHISA NI
type: MusicAlbum
date published: 2020-06-17

Butter-Fly
type: MusicAlbum
date published: 2020-06-24

Butter-Fly
type: MusicAlbum
date published: 2020-06-24

僕らの冒険
type: MusicAlbum
date published: 2020-06-29

僕らの冒険
type: MusicAlbum
date published: 2020-06-29

Again
type: MusicAlbum
date published: 2020-07-02

Again
type: MusicAlbum
date published: 2020-07-02

そばかす
type: MusicAlbum
date published: 2020-07-02

God Knows
type: MusicAlbum
date published: 2020-07-02

そばかす
type: MusicAlbum
date published: 2020-07-02

CHA-LA HEAD-CHA-LA
type: MusicAlbum
date published: 2020-07-08

CHA-LA HEAD-CHA-LA
type: MusicAlbum
date published: 2020-07-08

ウィーアー!
type: MusicAlbum
date published: 2020-07-08

Yoru ni kakeru
type: MusicAlbum
date published: 2020-07-15

君が好きだと叫びたい
type: MusicAlbum
date published: 2020-07-16

君が好きだと叫びたい
type: MusicAlbum
date published: 2020-07-16

Beat Hit!
type: MusicAlbum
date published: 2020-07-16

Ready Steady Go
type: MusicAlbum
date published: 2020-07-16

Ready Steady Go
type: MusicAlbum
date published: 2020-07-16

Beat Hit!
type: MusicAlbum
date published: 2020-07-16
track: Beat Hit!
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260681
  explicit: false
  by artist: aLf
  in album: Beat Hit!
    type: MusicAlbum
    date published: 2020-07-16
  genre: anime
  isrc code: QZGWW2137409
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T19:40:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8e53685e73d2bc7f1b6b2de3c33b9116b0e4fd00d836b11134b2fa64f3ca1620
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958931
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958931
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGWW2137409
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T21:15:01Z
  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 0x8e53685e73d2bc7f1b6b2de3c33b9116b0e4fd00d836b11134b2fa64f3ca1620. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/QZGWW2137409.
    date published: 2026-07-20T21:15:01Z
  audio: Beat Hit!
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.011
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.604
    additional property: Energy
      type: PropertyValue
      value: 0.93
    additional property: Speechiness
      type: PropertyValue
      value: 0.058
    additional property: Acousticness
      type: PropertyValue
      value: 0.016
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.138
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.716
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.859
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
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GO!!!
type: MusicAlbum
date published: 2020-07-23

微笑みの爆弾
type: MusicAlbum
date published: 2020-07-23

ブルーウォーター
type: MusicAlbum
date published: 2020-07-23

ブルーウォーター
type: MusicAlbum
date published: 2020-07-23

微笑みの爆弾
type: MusicAlbum
date published: 2020-07-23

GO!!!
type: MusicAlbum
date published: 2020-07-23

Sousei no Aquarion
type: MusicAlbum
date published: 2020-07-30

JIKŪ ～未来戦隊タイムレンジャー～
type: MusicAlbum
date published: 2020-08-10

JIKŪ ～未来戦隊タイムレンジャー～
type: MusicAlbum
date published: 2020-08-10

Blue Bird
type: MusicAlbum
date published: 2020-08-13

Brave Heart
type: MusicAlbum
date published: 2020-08-17

Brave Heart
type: MusicAlbum
date published: 2020-08-17

ブルーバード
type: MusicAlbum
date published: 2020-08-20

ブルーバード
type: MusicAlbum
date published: 2020-08-20

God knows...
type: MusicAlbum
date published: 2020-08-24

メリッサ
type: MusicAlbum
date published: 2020-08-24

DREAMS
type: MusicAlbum
date published: 2020-08-24

DREAMS
type: MusicAlbum
date published: 2020-08-24

メリッサ
type: MusicAlbum
date published: 2020-08-24

God knows...
type: MusicAlbum
date published: 2020-08-24

Grip!
type: MusicAlbum
date published: 2020-08-27

Grip!
type: MusicAlbum
date published: 2020-08-29

X
type: MusicAlbum
date published: 2020-09-03

Just Communication
type: MusicAlbum
date published: 2020-09-10

JUST COMMUNICATION
type: MusicAlbum
date published: 2020-09-12

JUST COMMUNICATION
type: MusicAlbum
date published: 2020-09-12

Ai Wo Tsutaetaidatoka
type: MusicAlbum
date published: 2020-09-17
track: Ai Wo Tsutaetaidatoka
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234900
  explicit: false
  by artist: aLf
  in album: Ai Wo Tsutaetaidatoka
    type: MusicAlbum
    date published: 2020-09-17
  genre: anime
  isrc code: GBSMU8675628
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T10:48:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe45b16c21f0d4bfac31a255504e50691ae3600be0a57862e215949b04146c17b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957695
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957695
  additional property: OTSVerificationAPI
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ALMIGHTY~Kamen no Yakusoku
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date published: 2020-09-24

With me
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LIFE
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Only My Railgun
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空想メソロギヰ
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プライド革命
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センチメートル
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Centimeter
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Acacia
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Identity Crisis
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  subject of: OpenTimestamps Proof of Existence
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Anna ni Issyo Dattanoni
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Peace Sign
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Homura
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Kokoro wa Tamago
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Break up!
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Anna ni Issho Datta no ni (From "Gundam SEED")
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Break up! (From "Digimon 02")
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Garnet (From "Toki wo Kakeru Shoujo")
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HOMURA (From "Kimetsu no Yaiba Mugen Train")
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HEART OF SWORD
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Get along
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We gotta power
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Lion
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Tamashii no Refrain (From "Neon Genesis Evangelion")
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Winners (From "Cyber Formula")
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Shinjitsu no Uta (From "INUYASHA")
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Resolution (From "Gundam X")
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Resolution
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Bakuryu Sentai Abaranger
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Mizuno Hoshie Aio Komete
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Triangler (From "Macross F")
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Shangri-La (From "Soukyuu no Fafner")
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Shine!! Dagwon
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Brave Shine (From "Fate/stay night UBW") [Cover]
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Celebrity (from "IU")
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SPARK-AGAIN (from "Enen no Shouboutai")
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SLASH!! (From "Digimon Tamers") [Cover]
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Gougou Sentai Boukenjaa
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Hologram (From "FULLMETAL ALCHEMIST") [Cover]
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Sekai ga Owaru made wa
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ANGELUS (From "INUYASHA") [Cover]
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Borutesu Faibu No Uta
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Top wo Nerae! ~Fly high~ (from "Gun Buster") [Cover]
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Platinum (from "Cardcaptor Sakura") [Cover]
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Voltes V no Uta (from "Chodenji Machine Voltes V") [Cover]
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KANASHIMI WO YASASHISA NI
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ウィーアー!
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甲賀忍法帖
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Imperfect
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Walk
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Kaikai Kitan
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EVO
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Flying in the Sky
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Heats
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Over Soul
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Turn It Into Love
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Soar Angel (From '4 God Ranger' [Original Television Soundtrack])
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Hot Limit
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Sekai wa Koi ni Ochiteiru
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With the Will
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Kanashimi Yo Konnichiwa
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Mourning
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Believe
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Kaizoku Sentai Gokaiger
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I'm standing here, again
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Blue Velvet
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Gatherway
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Kimi wo Nosete (Carrying You)
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Garnet
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Butter‐Fly (Acoustic Version)
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White Reflection
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Shuffle
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Brave Heart
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Biggest Dreamer
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Pegasus Fantasy
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FIRE!!
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ONE VISION
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Storm
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Pray
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THE REAL FOLK BLUES
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THE HERO!! (One Punch Man)
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Genki Bakuhatsu Ganbaruger
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Yuusha-Oh Tanjou! (GaoGaiGar FINAL)
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Men of Destiny (Gundam 0083)
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Samurai Sentai Shinkenger
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    date published: 2026-07-12T11:51:06Z
  audio: Get the World (Let's & Go)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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Zankyou Sanka (Kimetsu no Yaiba)
type: MusicAlbum
date published: 2022-02-02

BRAVE of the STUDIO aLf
type: MusicAlbum
date published: 2022-02-23

Switch On!
type: MusicAlbum
date published: 2022-04-06

You Get To Burning
type: MusicAlbum
date published: 2022-05-04

happily ever after
type: MusicAlbum
date published: 2022-05-11

Ichizu
type: MusicAlbum
date published: 2022-05-18

Mixed Nuts
type: MusicAlbum
date published: 2022-06-01

Hurricaneger Sanjou!
type: MusicAlbum
date published: 2022-06-09

Chitty Chitty Bang Bang
type: MusicAlbum
date published: 2022-06-16
track: Chitty Chitty Bang Bang
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    type: MusicAlbum
    date published: 2022-06-16
  genre: anime
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x986ffcce489bfdafc4792960ad917945e5ac375c4869ff0403a167e766faec06. Chain 2 (Bitcoin): anchored in block 958263 (2026-07-16T08:19:47Z), 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/GX5MX2262547.
    date published: 2026-07-16T08:19:47Z
  audio: Chitty Chitty Bang Bang
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Days
type: MusicAlbum
date published: 2022-07-07

LONELY WAY
type: MusicAlbum
date published: 2022-07-14

Cry Baby
type: MusicAlbum
date published: 2022-07-21

You Get to Burning
type: MusicAlbum
date published: 2022-07-28

Unravel
type: MusicAlbum
date published: 2022-08-05

Ai Oboete Imasu ka
type: MusicAlbum
date published: 2022-08-12

Be The One
type: MusicAlbum
date published: 2022-08-19

Bokura no War Game!
type: MusicAlbum
date published: 2022-09-09

Sugar Song and Bitter Step
type: MusicAlbum
date published: 2022-09-16

Dunbine Tobu
type: MusicAlbum
date published: 2022-09-23

Trust・Last​
type: MusicAlbum
date published: 2022-10-07

Umapyoi Densetsu
type: MusicAlbum
date published: 2022-10-21

Life is SHOW TIME
type: MusicAlbum
date published: 2022-11-04

SEVENTH MOON
type: MusicAlbum
date published: 2022-11-11

Rinbu Revolution
type: MusicAlbum
date published: 2022-11-18

Ore Wa Great Mazinger
type: MusicAlbum
date published: 2022-12-09

New Future
type: MusicAlbum
date published: 2022-12-16

Ζ・Toki wo Koete
type: MusicAlbum
date published: 2022-12-23

人生オーバー
type: MusicAlbum
date published: 2023

Jinsei Over
type: MusicAlbum
date published: 2023

Tensou Sentai Goseiger
type: MusicAlbum
date published: 2023-01-06

Shukufuku
type: MusicAlbum
date published: 2023-01-13

Kawaikute Gomen
type: MusicAlbum
date published: 2023-01-20

KICK BACK
type: MusicAlbum
date published: 2023-02-03

Time for L-GAIM
type: MusicAlbum
date published: 2023-02-10

Target
type: MusicAlbum
date published: 2023-02-17

요리왕 비룡 (with 배연희)
type: MusicAlbum
date published: 2023-03-03

Anata Dake Mitsumeteru
type: MusicAlbum
date published: 2023-03-10

LEVEL5-judgelight-
type: MusicAlbum
date published: 2023-03-17

Seiza ni Naretara
type: MusicAlbum
date published: 2023-04-07

Flesh & Blood ~Futatsu no Omoi~
type: MusicAlbum
date published: 2023-04-14

Kasabuta
type: MusicAlbum
date published: 2023-04-21

slash
type: MusicAlbum
date published: 2023-05-05

My Soul, Your Beats!
type: MusicAlbum
date published: 2023-05-12

INVOKE
type: MusicAlbum
date published: 2023-05-19

Studio aLf in the DIGITAL WORLD
type: MusicAlbum
date published: 2023-05-26
track: Target: Akai Shougeki
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    type: MusicAlbum
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  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 0x88c0f7e275f13b48950ad917fe7186ad2b5771c7d71146bc8561d502f4441dc6. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-16T01:45:24Z), 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/GX8LE2385185.
    date published: 2026-07-16T01:45:24Z
  audio: Target: Akai Shougeki
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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track: The Biggest Dreamer
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    type: MusicAlbum
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  genre: anime
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LE2309877
  additional property: OTSTimestamp
    type: PropertyValue
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  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 0x9300287f1472d5ab5afc582b4fa78ecebb0f263c9da1194655ae22e76b01c90f. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), 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/GX8LE2309877.
    date published: 2026-07-03T10:47:44Z
  audio: The Biggest Dreamer
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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track: EVO
  type: MusicRecording
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  explicit: false
  by artist: aLf
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    type: MusicAlbum
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  genre: anime
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: EVO
track: One Vision
track: FIRE!!
track: With The Will

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LE2373460

OTSTimestamp
type: PropertyValue
value: 2026-07-03T21:18:05Z

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 0xf9975a9f295d45972eb92c667ad09a36aba7782ff941e7d5d0dd34f1f0beb2c7. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/GX8LE2373460.
date published: 2026-07-03T21:18:05Z

EVO
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 164.013
additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
  type: PropertyValue
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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One Vision
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duration: PT4M35S
duration ms: 275131
explicit: false
by artist: aLf
in album: Studio aLf in the DIGITAL WORLD
  type: MusicAlbum
  date published: 2023-05-26
genre: anime
isrc code: GX8LE2337134
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x412b402a03e9b4b44dae9d8935ce450aad5c640b6bffd7285bcf74498c2a8560. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T23:08:40Z), 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/GX8LE2337134.
  date published: 2026-07-16T23:08:40Z
audio: One Vision
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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FIRE!!
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duration: PT4M9S
duration ms: 249216
explicit: false
by artist: aLf
in album: Studio aLf in the DIGITAL WORLD
  type: MusicAlbum
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genre: anime
isrc code: GX8LE2310720
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LE2310720
additional property: OTSTimestamp
  type: PropertyValue
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa33c5c2fafd6fecd65160b3a9009dbf5e3624b6e772f31025c828dca5a36179d. 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/GX8LE2310720.
  date published: 2026-07-04T11:19:20Z
audio: FIRE!!
  type: AudioObject
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  additional property: Musical Key
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  additional property: Danceability
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With The Will
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explicit: false
by artist: aLf
in album: Studio aLf in the DIGITAL WORLD
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genre: anime
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x577856e80231bc5e445c6541bbb590cff983355638c9744411e23ba5a5b0766b. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/GX8LE2301055.
  date published: 2026-07-03T19:59:51Z
audio: With The Will
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ambiguous
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date published: 2023-06-02

DRAGON
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date published: 2023-06-09

LION
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REASON
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-05T04:47:21Z
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STAND UP TO THE VICTORY
type: MusicAlbum
date published: 2023-07-07

Hitotsu no Heart de
type: MusicAlbum
date published: 2023-07-14

Gamble Rumble
type: MusicAlbum
date published: 2023-07-21

Silent Voice
type: MusicAlbum
date published: 2023-08-04

Ultra Soul
type: MusicAlbum
date published: 2023-08-11

Bokura no Spectra
type: MusicAlbum
date published: 2023-08-18

Hello Mr. My Yesterday
type: MusicAlbum
date published: 2023-09-08

SOULTAKER
type: MusicAlbum
date published: 2023-09-15

CHEMY×STORY
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date published: 2023-09-29

GO! GO! MANIAC
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date published: 2023-10-06

SURPRISE-DRIVE
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date published: 2023-10-13

Shunkan Sentimental
type: MusicAlbum
date published: 2023-10-20

SAVIOR IN THE DARK
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date published: 2023-11-03

Itsuka Hoshi no Umi de
type: MusicAlbum
date published: 2023-11-10

勇者
type: MusicAlbum
date published: 2023-11-17

Ejanaika
type: MusicAlbum
date published: 2023-12-08

Kura Kura
type: MusicAlbum
date published: 2023-12-15

Yumeiro Chaser
type: MusicAlbum
date published: 2023-12-22

Ojamajo Carnival!!
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track: Ojamajo Carnival!!
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-21T04:08:10Z
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Yuki no Hana
type: MusicAlbum
date published: 2024-01-12

Meteor
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date published: 2024-01-12

M87
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Get Wild
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Hana ni Natte
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-20T01:04:02Z
  audio: Hana ni Natte
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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Ba-Bang to Suisan! Bang Bravern
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date published: 2024-03-06

Hitori no Yoru
type: MusicAlbum
date published: 2024-03-17

Kindan No Resistance
type: MusicAlbum
date published: 2024-04-06

Vamola! Kyoryuger
type: MusicAlbum
date published: 2024-04-13

Northern Lights
type: MusicAlbum
date published: 2024-04-20

Homework Ga Owaranai
type: MusicAlbum
date published: 2024-05-05

Journey through the decade​
type: MusicAlbum
date published: 2024-05-12

Blazin' Beat ​
type: MusicAlbum
date published: 2024-05-19

Yuuzora no Kami Hikouki
type: MusicAlbum
date published: 2024-06-08

ETERNAL WIND
type: MusicAlbum
date published: 2024-06-15

Makenaide
type: MusicAlbum
date published: 2024-06-22

Ai wo Torimodose!!
type: MusicAlbum
date published: 2024-07-06

I'll come
type: MusicAlbum
date published: 2024-07-13

Winning Run! -Kaze ni Naritai-
type: MusicAlbum
date published: 2024-07-21

LEveL
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date published: 2024-08-10

Aoi Sangoshou
type: MusicAlbum
date published: 2024-08-18

Fatal
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date published: 2024-08-25

FREEDOM
type: MusicAlbum
date published: 2024-09-08

Mela!
type: MusicAlbum
date published: 2024-09-14

Got Boost?
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CROSS FIGHT!
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Lovers
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시대를 초월한 마음
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track: 시대를 초월한 마음
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-12T11:16:12Z
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My friend
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SPECIALZ
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Gaoranger Hoero!!
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BETELGEUSE
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-04T10:04:33Z
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    additional property: Time Signature
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      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.423
    additional property: Energy
      type: PropertyValue
      value: 0.731
    additional property: Speechiness
      type: PropertyValue
      value: 0.075
    additional property: Acousticness
      type: PropertyValue
      value: 0.554
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.354
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.64
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.857
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

THE DAY
type: MusicAlbum
date published: 2024-12-07

RHYTHM EMOTION
type: MusicAlbum
date published: 2024-12-14

Dakara Boku wa Ongaku wo Yameta
type: MusicAlbum
date published: 2024-12-21

질풍가도
type: MusicAlbum
date published: 2025-01-04

Eiyuu
type: MusicAlbum
date published: 2025-01-11
track: Eiyuu
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198437
  explicit: false
  by artist: aLf
  in album: Eiyuu
    type: MusicAlbum
    date published: 2025-01-11
  genre: anime
  isrc code: GXFHP2445070
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T15:36:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x13db0505c2a90dbc98b1defc6209e510db1831ad814b1a5095f33dfd392a6bfd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXFHP2445070
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0x13db0505c2a90dbc98b1defc6209e510db1831ad814b1a5095f33dfd392a6bfd. 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/GXFHP2445070.
    date published: 2026-07-05T01:43:49Z
  audio: Eiyuu
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 191.798
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.467
    additional property: Energy
      type: PropertyValue
      value: 0.882
    additional property: Speechiness
      type: PropertyValue
      value: 0.077
    additional property: Acousticness
      type: PropertyValue
      value: 0.009
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.163
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.665
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.363
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

JUNGLE FIRE
type: MusicAlbum
date published: 2025-01-19

Sign
type: MusicAlbum
date published: 2025-02-15
track: Sign
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233153
  explicit: false
  by artist: aLf
  in album: Sign
    type: MusicAlbum
    date published: 2025-02-15
  genre: anime
  isrc code: GX8KD2589871
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T21:46:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc628a58f1c4086d6442b18ebc456e1d1ecb4020040eef46fffe7937e011f2863
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8KD2589871
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0xc628a58f1c4086d6442b18ebc456e1d1ecb4020040eef46fffe7937e011f2863. 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/GX8KD2589871.
    date published: 2026-07-05T01:43:49Z
  audio: Sign
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 177.866
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.417
    additional property: Energy
      type: PropertyValue
      value: 0.904
    additional property: Speechiness
      type: PropertyValue
      value: 0.109
    additional property: Acousticness
      type: PropertyValue
      value: 0.096
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.361
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.568
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.752
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Imagination
type: MusicAlbum
date published: 2025-02-22

Engine Sentai Go-Onger
type: MusicAlbum
date published: 2025-03-07
track: Engine Sentai Go-Onger
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251294
  explicit: false
  by artist: aLf
  in album: Engine Sentai Go-Onger
    type: MusicAlbum
    date published: 2025-03-07
  genre: anime
  isrc code: GX8LD2573395
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:31:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9ba26544f932d724912d4f5b7b62a6e7b16b7986cf1be5f0e19639d3ba8c7471
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956545
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956545
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LD2573395
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T19:59:51Z
  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 0x9ba26544f932d724912d4f5b7b62a6e7b16b7986cf1be5f0e19639d3ba8c7471. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/GX8LD2573395.
    date published: 2026-07-03T19:59:51Z
  audio: Engine Sentai Go-Onger
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 169.964
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.524
    additional property: Energy
      type: PropertyValue
      value: 0.878
    additional property: Speechiness
      type: PropertyValue
      value: 0.096
    additional property: Acousticness
      type: PropertyValue
      value: 0.057
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.244
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.75
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.719
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Survivor
type: MusicAlbum
date published: 2025-03-14
track: Survivor
  type: MusicRecording
  duration: PT3M39S
  duration ms: 219629
  explicit: false
  by artist: aLf
  in album: Survivor
    type: MusicAlbum
    date published: 2025-03-14
  genre: anime
  isrc code: GX8LD2594241
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T21:49:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6d045711f23ac349eded33d29117f5a4a3717d4982261d1db3e179955a579e6b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LD2594241
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0x6d045711f23ac349eded33d29117f5a4a3717d4982261d1db3e179955a579e6b. 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/GX8LD2594241.
    date published: 2026-07-05T01:43:49Z
  audio: Survivor
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 161.987
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.458
    additional property: Energy
      type: PropertyValue
      value: 0.818
    additional property: Speechiness
      type: PropertyValue
      value: 0.12
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.344
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.632
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.014
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Happy End
type: MusicAlbum
date published: 2025-03-21
track: Happy End
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312857
  explicit: false
  by artist: aLf
  in album: Happy End
    type: MusicAlbum
    date published: 2025-03-21
  genre: anime
  isrc code: GX8LE2531960
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T18:17:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9eb2cbd6b6ff2631b208c292032489bac70588dedcf83851e9cdd5ab372299eb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958770
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958770
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LE2531960
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T21:12:28Z
  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 0x9eb2cbd6b6ff2631b208c292032489bac70588dedcf83851e9cdd5ab372299eb. Chain 2 (Bitcoin): anchored in block 958770 (2026-07-19T21:12:28Z), 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/GX8LE2531960.
    date published: 2026-07-19T21:12:28Z
  audio: Happy End
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 77.047
    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: 0.414
    additional property: Energy
      type: PropertyValue
      value: 0.718
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.333
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.329
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.307
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.891
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Some Like It Hot!!
type: MusicAlbum
date published: 2025-04-04
track: Some Like It Hot!!
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189424
  explicit: false
  by artist: aLf
  in album: Some Like It Hot!!
    type: MusicAlbum
    date published: 2025-04-04
  genre: anime
  isrc code: GX8LE2523502
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T17:45:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcc3ccc9b0df68cab5dfb517dd6f6c159d30c26503d384a91f5c6d310c511e93d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958180
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958180
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8LE2523502
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T20:47:44Z
  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 0xcc3ccc9b0df68cab5dfb517dd6f6c159d30c26503d384a91f5c6d310c511e93d. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T20:47:44Z), 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/GX8LE2523502.
    date published: 2026-07-15T20:47:44Z
  audio: Some Like It Hot!!
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 112.94
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.608
    additional property: Energy
      type: PropertyValue
      value: 0.89
    additional property: Speechiness
      type: PropertyValue
      value: 0.071
    additional property: Acousticness
      type: PropertyValue
      value: 0.116
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.59
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.772
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.898
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Akuma no Ko
type: MusicAlbum
date published: 2025-04-11

Freesia
type: MusicAlbum
date published: 2025-04-18
track: Freesia
  type: MusicRecording
  duration: PT5M28S
  duration ms: 328783
  explicit: false
  by artist: aLf
  in album: Freesia
    type: MusicAlbum
    date published: 2025-04-18
  genre: anime
  isrc code: GX38U2549063
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T03:27:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1816d6906ab6ddbdaf5f4c13835230435680475f748d2d56d0e794f75f26d1c6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956889
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956889
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX38U2549063
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T06:56:49Z
  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 0x1816d6906ab6ddbdaf5f4c13835230435680475f748d2d56d0e794f75f26d1c6. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/GX38U2549063.
    date published: 2026-07-06T06:56:49Z
  audio: Freesia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 147.577
    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: 0.364
    additional property: Energy
      type: PropertyValue
      value: 0.626
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.47
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.096
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.497
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.551
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Where Our Blue Is
type: MusicAlbum
date published: 2025-05-08
track: Where Our Blue Is
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194605
  explicit: false
  by artist: aLf
  in album: Where Our Blue Is
    type: MusicAlbum
    date published: 2025-05-08
  genre: anime
  isrc code: GX3HH2516902
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T05:27:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x17830d4f0e59e50316a787d18241f8872ee1663e144a004e00f68a3deed06ec2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958377
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958377
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX3HH2516902
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T06:48:00Z
  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 0x17830d4f0e59e50316a787d18241f8872ee1663e144a004e00f68a3deed06ec2. 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/GX3HH2516902.
    date published: 2026-07-17T06:48:00Z
  audio: Where Our Blue Is
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 151.921
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.527
    additional property: Energy
      type: PropertyValue
      value: 0.878
    additional property: Speechiness
      type: PropertyValue
      value: 0.112
    additional property: Acousticness
      type: PropertyValue
      value: 0.21
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.119
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.682
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.922
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

너에게 닿기를
type: MusicAlbum
date published: 2025-05-16
track: 너에게 닿기를
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148571
  explicit: false
  by artist: aLf
  in album: 너에게 닿기를
    type: MusicAlbum
    date published: 2025-05-16
  genre: anime
  isrc code: GX3HH2507903
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T20:27:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x87757a722b4b0cb7fed3a5c3f24d634a8e660c41994413f4fb817976fa6db793
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958690
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX3HH2507903
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T07:14:39Z
  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 0x87757a722b4b0cb7fed3a5c3f24d634a8e660c41994413f4fb817976fa6db793. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/GX3HH2507903.
    date published: 2026-07-19T07:14:39Z
  audio: 너에게 닿기를
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 126.049
    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: 0.61
    additional property: Energy
      type: PropertyValue
      value: 0.741
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.149
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.225
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.636
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.204
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Gingiragin ni Sarigenaku
type: MusicAlbum
date published: 2025-05-22

Ojamajo wa Koko ni Iru
type: MusicAlbum
date published: 2025-06-06

LAST IMPRESSION
type: MusicAlbum
date published: 2025-06-12

Samurai Heart
type: MusicAlbum
date published: 2025-06-20
track: Samurai Heart
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260000
  explicit: false
  by artist: aLf
  in album: Samurai Heart
    type: MusicAlbum
    date published: 2025-06-20
  genre: anime
  isrc code: GX5MX2540550
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T17:48:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x36a8e13914fdaa1b1cbb870f2ca4cb7baa3ea321a7b6f8ae9446116a90df4c29
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958601
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958601
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX5MX2540550
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T19:27:02Z
  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 0x36a8e13914fdaa1b1cbb870f2ca4cb7baa3ea321a7b6f8ae9446116a90df4c29. 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/GX5MX2540550.
    date published: 2026-07-18T19:27:02Z
  audio: Samurai Heart
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 141.033
    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: 0.619
    additional property: Energy
      type: PropertyValue
      value: 0.741
    additional property: Speechiness
      type: PropertyValue
      value: 0.035
    additional property: Acousticness
      type: PropertyValue
      value: 0.073
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.11
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.679
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.339
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Yuuki 100%
type: MusicAlbum
date published: 2025-07-02
track: Yuuki 100%
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250638
  explicit: false
  by artist: aLf
  in album: Yuuki 100%
    type: MusicAlbum
    date published: 2025-07-02
  genre: anime
  isrc code: GX5MX2548206
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T12:14:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x059080b115cbcb761df38ea5517092b6d1ad05461ca2de025904061e89f7155c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958286
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958286
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX5MX2548206
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T12:43:37Z
  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 0x059080b115cbcb761df38ea5517092b6d1ad05461ca2de025904061e89f7155c. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/GX5MX2548206.
    date published: 2026-07-16T12:43:37Z
  audio: Yuuki 100%
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 141.018
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.657
    additional property: Energy
      type: PropertyValue
      value: 0.806
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.139
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.148
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.495
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.677
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Suiheisen
type: MusicAlbum
date published: 2025-07-10

Nageki no Rosario
type: MusicAlbum
date published: 2025-07-18

Deja Vu
type: MusicAlbum
date published: 2025-08-08

Iron Leaguer-Kagirinaki Shimei
type: MusicAlbum
date published: 2025-08-16

Kimi wa Boku ni Niteiru
type: MusicAlbum
date published: 2025-08-23

VISIONS
type: MusicAlbum
date published: 2025-08-29
track: VISIONS
  type: MusicRecording
  duration: PT1M20S
  duration ms: 80769
  explicit: false
  by artist: aLf
  in album: VISIONS
    type: MusicAlbum
    date published: 2025-08-29
  genre: anime
  isrc code: GXBDT2571494
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T03:37:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x46ae0902276049773143f917328566c68c4ce36c6723eeffc29ac69c0ac6e08e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956772
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXBDT2571494
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:01:46Z
  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 0x46ae0902276049773143f917328566c68c4ce36c6723eeffc29ac69c0ac6e08e. 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/GXBDT2571494.
    date published: 2026-07-05T10:01:46Z
  audio: VISIONS
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 195.236
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.57
    additional property: Energy
      type: PropertyValue
      value: 0.83
    additional property: Speechiness
      type: PropertyValue
      value: 0.296
    additional property: Acousticness
      type: PropertyValue
      value: 0.323
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.631
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.499
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.441
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Ore Koso Only One
type: MusicAlbum
date published: 2025-09-06
track: Ore Koso Only One
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185708
  explicit: false
  by artist: aLf
  in album: Ore Koso Only One
    type: MusicAlbum
    date published: 2025-09-06
  genre: anime
  isrc code: GXBDT2542708
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T23:18:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf029ed02306830106747b064d1011e595e26085c8a96d4c124c2c8d6515d7113
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958489
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958489
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXBDT2542708
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T04:13:26Z
  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 0xf029ed02306830106747b064d1011e595e26085c8a96d4c124c2c8d6515d7113. 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/GXBDT2542708.
    date published: 2026-07-18T04:13:26Z
  audio: Ore Koso Only One
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.008
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.665
    additional property: Energy
      type: PropertyValue
      value: 0.826
    additional property: Speechiness
      type: PropertyValue
      value: 0.201
    additional property: Acousticness
      type: PropertyValue
      value: 0.198
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.216
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.723
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.747
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Tokyo Flash
type: MusicAlbum
date published: 2025-09-14
track: Tokyo Flash
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256530
  explicit: false
  by artist: aLf
  in album: Tokyo Flash
    type: MusicAlbum
    date published: 2025-09-14
  genre: anime
  isrc code: GXBDT2587409
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T20:45:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa38a935e7a19403461905602c2ce3b5139114cfb532533529fdcb9fcb165bcd6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958779
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958779
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXBDT2587409
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T23:47:48Z
  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
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    date published: 2026-07-19T23:47:48Z
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