Delva
type: MusicGroup
genre: dangdut
genre: lagu jawa
description: Delva is a surname. Notable people with the surname include: Anaïs Delva (born 1986), French singer and actress Melanie Delva (fl. 2005–2019), Canadian religious archivist Norman Delva (born 1969)
popularity: 35
followers: 9527
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc161ec3752703117ed63f2f95abd915e547c4aa852d53241021940be1458d3b9
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/fedbe603-7bcc-498c-b68e-d8b3cf91f8bc.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fedbe603-7bcc-498c-b68e-d8b3cf91f8bc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fedbe603-7bcc-498c-b68e-d8b3cf91f8bc
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 0xc161ec3752703117ed63f2f95abd915e547c4aa852d53241021940be1458d3b9. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fedbe603-7bcc-498c-b68e-d8b3cf91f8bc.json and https://artists.proofprofile.net/proofs/artist/fedbe603-7bcc-498c-b68e-d8b3cf91f8bc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: Lemah Teles
  type: MusicAlbum
  date published: 2021-10-13
album: Wes Oleh Ganti (Live)
  type: MusicAlbum
  date published: 2021-11-15
album: Sadar Diri (Live)
  type: MusicAlbum
  date published: 2022-01-02
album: Kulonuwun
  type: MusicAlbum
  date published: 2022-01-02
album: Rindu Aku Rindu Kamu
  type: MusicAlbum
  date published: 2022-01-16
album: Ikhlasku Bahagiamu
  type: MusicAlbum
  date published: 2022-01-21
album: Manut Dalane Gusti
  type: MusicAlbum
  date published: 2022-04-20
album: BAKOH
  type: MusicAlbum
  date published: 2022-05-08
album: KOYO JOGJA ISTIMEWA (Live)
  type: MusicAlbum
  date published: 2022-05-28
album: Salam Tresno
  type: MusicAlbum
  date published: 2022-07-23
album: Rondo Kempling
  type: MusicAlbum
  date published: 2022-07-30
album: Kelangan
  type: MusicAlbum
  date published: 2022-10-05
album: Kudu Sogeh
  type: MusicAlbum
  date published: 2022-11-03
album: Pedhot janji
  type: MusicAlbum
  date published: 2022-12-20
album: Sido Rondo
  type: MusicAlbum
  date published: 2023-06-25
  track: Sido Rondo
    type: MusicRecording
    duration: PT5M13S
    duration ms: 313373
    explicit: false
    by artist: Delva
    in album: Sido Rondo
      type: MusicAlbum
      date published: 2023-06-25
    genre: dangdut
    genre: lagu jawa
    isrc code: DGA052398991
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T11:55:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe9240176013ce215fc74e3e9696aaa97e006c6f2ab33101d75eee4f0a81bf90d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958876
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958876
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA052398991
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T12:15:48Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9240176013ce215fc74e3e9696aaa97e006c6f2ab33101d75eee4f0a81bf90d. Chain 2 (Bitcoin): anchored in block 958876 (2026-07-20T12:15:48Z), 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/DGA052398991.
      date published: 2026-07-20T12:15:48Z
    audio: Sido Rondo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 138.135
      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: 0.515
      additional property: Energy
        type: PropertyValue
        value: 0.714
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.535
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.102
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.563
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.714
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Penggantine
  type: MusicAlbum
  date published: 2023-08-18
album: Nemen
  type: MusicAlbum
  date published: 2023-09-13
  track: Nemen
    type: MusicRecording
    duration: PT5M8S
    duration ms: 308000
    explicit: false
    by artist: Delva
    in album: Nemen
      type: MusicAlbum
      date published: 2023-09-13
    genre: dangdut
    genre: lagu jawa
    isrc code: DGA092361772
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T05:28:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa71acf9825ff4d5f7a01a4575be19e6c88eb8e45eef8e9b09e69fefc9f5e1d22
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958673
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Nemen
album: Ngertenono Ati
album: Oh Yes Oh No
album: Anak Lanang
album: Ngidam Pentol
album: Kalah
album: Pokemon (Pokok E Move On)
album: STM (Sampek Tekane Mati)

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958673

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA092361772

OTSTimestamp
type: PropertyValue
value: 2026-07-19T05:38:28Z

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 0xa71acf9825ff4d5f7a01a4575be19e6c88eb8e45eef8e9b09e69fefc9f5e1d22. Chain 2 (Bitcoin): anchored in block 958673 (2026-07-19T05:38:28Z), 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/DGA092361772.
date published: 2026-07-19T05:38:28Z

Nemen
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 144.949
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: 0.452
additional property: Energy
  type: PropertyValue
  value: 0.798
additional property: Speechiness
  type: PropertyValue
  value: 0.041
additional property: Acousticness
  type: PropertyValue
  value: 0.444
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.121
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.769
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.457
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

Ngertenono Ati
type: MusicAlbum
date published: 2023-09-22

Oh Yes Oh No
type: MusicAlbum
date published: 2023-11-14

Anak Lanang
type: MusicAlbum
date published: 2023-12-26
track: Anak Lanang
  type: MusicRecording
  duration: PT4M52S
  duration ms: 292000
  explicit: false
  by artist: Delva
  in album: Anak Lanang
    type: MusicAlbum
    date published: 2023-12-26
  genre: dangdut
  genre: lagu jawa
  isrc code: DGA0R2320940
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T16:44:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe68705d5612afba3612b7f52735774b283448db99f59bcc10623d1788bbf9ccf
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958761
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958761
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0R2320940
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T17:49:48Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe68705d5612afba3612b7f52735774b283448db99f59bcc10623d1788bbf9ccf. Chain 2 (Bitcoin): anchored in block 958761 (2026-07-19T17:49:48Z), 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/DGA0R2320940.
    date published: 2026-07-19T17:49:48Z
  audio: Anak Lanang
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 118.026
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.628
    additional property: Energy
      type: PropertyValue
      value: 0.528
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.361
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.063
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.622
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.094
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Ngidam Pentol
type: MusicAlbum
date published: 2024-02-01

Kalah
type: MusicAlbum
date published: 2024-03-02

Pokemon (Pokok E Move On)
type: MusicAlbum
date published: 2024-05-24
track: Pokemon (Pokok E Move On)
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296888
  explicit: false
  by artist: Delva
  in album: Pokemon (Pokok E Move On)
    type: MusicAlbum
    date published: 2024-05-24
  genre: dangdut
  genre: lagu jawa
  isrc code: FRX872440311
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T05:51:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x90743b02c6ec3a7bffc5d7e8b8bffdc9f5d86b3e9eba4ff82c4a5a69a26b3f26
  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/FRX872440311
  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 0x90743b02c6ec3a7bffc5d7e8b8bffdc9f5d86b3e9eba4ff82c4a5a69a26b3f26. 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/FRX872440311.
    date published: 2026-07-19T07:14:39Z
  audio: Pokemon (Pokok E Move On)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.18
    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: 0.638
    additional property: Energy
      type: PropertyValue
      value: 0.752
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.248
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.068
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.66
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.128
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

STM (Sampek Tekane Mati)
type: MusicAlbum
date published: 2024-06-05