K1llV
type: MusicGroup
popularity: 14
followers: 654
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb308cc8097d29484a0fd811c44b0da6dbb58bf27553a0ffb6b174d4105d0c1f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953758
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953758
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b229b915-6c43-4a1b-a83d-58d775fc47b5.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b229b915-6c43-4a1b-a83d-58d775fc47b5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b229b915-6c43-4a1b-a83d-58d775fc47b5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T07:48:25Z
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 0xdb308cc8097d29484a0fd811c44b0da6dbb58bf27553a0ffb6b174d4105d0c1f. Chain 2 (Bitcoin): anchored in block 953758 (2026-06-15T07:48:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b229b915-6c43-4a1b-a83d-58d775fc47b5.json and https://artists.proofprofile.net/proofs/artist/b229b915-6c43-4a1b-a83d-58d775fc47b5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T07:48:25Z
album: Vagabond
  type: MusicAlbum
  date published: 2023-04-16
album: Snake Pit Poetry (Trap Beat)
  type: MusicAlbum
  date published: 2023-04-20
album: Mima La Pululera (Trap Beat)
  type: MusicAlbum
  date published: 2023-05-08
album: Sorrowful Stone (Trap Beat)
  type: MusicAlbum
  date published: 2023-05-11
album: Ezio's Family (Trap Beat)
  type: MusicAlbum
  date published: 2023-05-22
  track: Ezio's Family (Trap Beat)
    type: MusicRecording
    duration: PT2M17S
    duration ms: 137850
    explicit: false
    by artist: K1llV
    in album: Ezio's Family (Trap Beat)
      type: MusicAlbum
      date published: 2023-05-22
    isrc code: QZK6K2366855
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T13:23:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb87606eff09a1f1f24f6c14b069cc3b9f43d6953c991e32adcc38f74147b912d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956551
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956551
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2366855
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T21:18:05Z
    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 0xb87606eff09a1f1f24f6c14b069cc3b9f43d6953c991e32adcc38f74147b912d. 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/QZK6K2366855.
      date published: 2026-07-03T21:18:05Z
    audio: Ezio's Family (Trap Beat)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 130.008
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.71
      additional property: Energy
        type: PropertyValue
        value: 0.273
      additional property: Speechiness
        type: PropertyValue
        value: 0.049
      additional property: Acousticness
        type: PropertyValue
        value: 0.119
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.738
      additional property: Liveness
        type: PropertyValue
        value: 0.114
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.088
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.507
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Pocoto (Brazilian Phonk)
  type: MusicAlbum
  date published: 2023-05-27
album: Akatsuki
  type: MusicAlbum
  date published: 2023-06-15
  track: Akatsuki
    type: MusicRecording
    duration: PT2M48S
    duration ms: 168007
    explicit: false
    by artist: K1llV
    in album: Akatsuki
      type: MusicAlbum
      date published: 2023-06-15
    isrc code: QZMEN2358301
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T08:08:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x38528e936e1172c758dfe9427991208c34694fd29b44dd3a4e212cfe2f7816ba
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958520
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958520
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEN2358301
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T08:19:09Z
    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 0x38528e936e1172c758dfe9427991208c34694fd29b44dd3a4e212cfe2f7816ba. Chain 2 (Bitcoin): anchored in block 958520 (2026-07-18T08:19:09Z), 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/QZMEN2358301.
      date published: 2026-07-18T08:19:09Z
    audio: Akatsuki
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.969
      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: 0.534
      additional property: Energy
        type: PropertyValue
        value: 0.462
      additional property: Speechiness
        type: PropertyValue
        value: 0.046
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Sonic Smooth Aquatic (Trap Beat)
album: Zutto Miteta (Trap Beat)
album: Waltz of Wind and Fire (Naruto Shippuden Trap Beat)
album: Waltz of Wind and Fire (Trap Beat)
album: Fujitora
album: Guts and Blood (Berserk)
album: Mobile Suit
album: Gta III Introduction Theme
album: Kingdom of Predators
album: Fate to Zero
album: Promise
album: Black Ops 2 Soundtrack Main Theme
album: Aqua Vitae
album: Orochimaru's Theme

Acousticness
type: PropertyValue
value: 0.106

Instrumentalness
type: PropertyValue
value: 0.758

Liveness
type: PropertyValue
value: 0.575

Valence (Positivity)
type: PropertyValue
value: 0.044

Loudness (dB)
type: PropertyValue
value: -14.213

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Sonic Smooth Aquatic (Trap Beat)
type: MusicAlbum
date published: 2023-07-02

Zutto Miteta (Trap Beat)
type: MusicAlbum
date published: 2023-08-20
track: Zutto Miteta (Trap Beat)
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176470
  explicit: false
  by artist: K1llV
  in album: Zutto Miteta (Trap Beat)
    type: MusicAlbum
    date published: 2023-08-20
  isrc code: QZRP52356435
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T07:53:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x341bc6815adfe62fe2b570a8cb26fe675c45721b9656c1bba0f0ac86a8368b22
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958544
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958544
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP52356435
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T12:14:37Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x341bc6815adfe62fe2b570a8cb26fe675c45721b9656c1bba0f0ac86a8368b22. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP52356435.
    date published: 2026-07-18T12:14:37Z
  audio: Zutto Miteta (Trap Beat)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.983
    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: 0.732
    additional property: Energy
      type: PropertyValue
      value: 0.416
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.919
    additional property: Liveness
      type: PropertyValue
      value: 0.092
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.337
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.947
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Waltz of Wind and Fire (Naruto Shippuden Trap Beat)
type: MusicAlbum
date published: 2023-08-25

Waltz of Wind and Fire (Trap Beat)
type: MusicAlbum
date published: 2023-09-02
track: Waltz of Wind and Fire (Trap Beat)
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217604
  explicit: false
  by artist: K1llV
  in album: Waltz of Wind and Fire (Trap Beat)
    type: MusicAlbum
    date published: 2023-09-02
  isrc code: QZTAS2323253
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T08:33:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbf5c08b097e61d90bef9220108fc70a7247909b061995872e63681ec107d9896
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956776
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956776
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAS2323253
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:59:37Z
  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 0xbf5c08b097e61d90bef9220108fc70a7247909b061995872e63681ec107d9896. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/QZTAS2323253.
    date published: 2026-07-05T10:59:37Z
  audio: Waltz of Wind and Fire (Trap Beat)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 150.064
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.625
    additional property: Energy
      type: PropertyValue
      value: 0.899
    additional property: Speechiness
      type: PropertyValue
      value: 0.09
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.891
    additional property: Liveness
      type: PropertyValue
      value: 0.296
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.031
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.01
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Fujitora
type: MusicAlbum
date published: 2023-09-28

Guts and Blood (Berserk)
type: MusicAlbum
date published: 2023-10-14
track: Guts and Blood - Berserk
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246490
  explicit: false
  by artist: K1llV
  in album: Guts and Blood (Berserk)
    type: MusicAlbum
    date published: 2023-10-14
  isrc code: QZTB62397151
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T15:00:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x79b81b69abae84379b3b16066bae441691c301b57d8ea307de29653c4fe04454
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959024
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959024
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB62397151
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T15:31:18Z
  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 0x79b81b69abae84379b3b16066bae441691c301b57d8ea307de29653c4fe04454. Chain 2 (Bitcoin): anchored in block 959024 (2026-07-21T15:31:18Z), 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/QZTB62397151.
    date published: 2026-07-21T15:31:18Z
  audio: Guts and Blood - Berserk
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 148.007
    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: 0.605
    additional property: Energy
      type: PropertyValue
      value: 0.531
    additional property: Speechiness
      type: PropertyValue
      value: 0.065
    additional property: Acousticness
      type: PropertyValue
      value: 0.011
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.889
    additional property: Liveness
      type: PropertyValue
      value: 0.104
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.298
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.243
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Mobile Suit
type: MusicAlbum
date published: 2023-12-12

Gta III Introduction Theme
type: MusicAlbum
date published: 2024-02-08

Kingdom of Predators
type: MusicAlbum
date published: 2024-02-26

Fate to Zero
type: MusicAlbum
date published: 2024-03-02

Promise
type: MusicAlbum
date published: 2024-03-08

Black Ops 2 Soundtrack Main Theme
type: MusicAlbum
date published: 2024-05-04

Aqua Vitae
type: MusicAlbum
date published: 2024-05-12

Orochimaru's Theme
type: MusicAlbum
date published: 2024-05-16