John Seme
type: MusicGroup
genre: indonesian pop
popularity: 12
followers: 632
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf1713120082bca0a8c1016c8efc65e496d1c258e4c8b11b155affada8b33c3a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953736
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953736
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/97cb2995-37e0-43c5-b48b-e7cd53cf899d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/97cb2995-37e0-43c5-b48b-e7cd53cf899d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/97cb2995-37e0-43c5-b48b-e7cd53cf899d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T03:21:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf1713120082bca0a8c1016c8efc65e496d1c258e4c8b11b155affada8b33c3a1","name":"John Seme","registered_at":"2026-06-14T20:28:13Z","symbol":"NIM0567431","token_address":"0x884ac07820365821b974b82484b40d0f2331a2f0","type":"artist","uuid":"97cb2995-37e0-43c5-b48b-e7cd53cf899d"}
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 0xf1713120082bca0a8c1016c8efc65e496d1c258e4c8b11b155affada8b33c3a1. Chain 2 (Bitcoin): anchored in block 953736 (2026-06-15T03:21:19Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/97cb2995-37e0-43c5-b48b-e7cd53cf899d.json and https://artists.proofprofile.net/proofs/artist/97cb2995-37e0-43c5-b48b-e7cd53cf899d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T03:21:19Z
  text: {"copyright_id":"0xf1713120082bca0a8c1016c8efc65e496d1c258e4c8b11b155affada8b33c3a1","name":"John Seme","registered_at":"2026-06-14T20:28:13Z","symbol":"NIM0567431","token_address":"0x884ac07820365821b974b82484b40d0f2331a2f0","type":"artist","uuid":"97cb2995-37e0-43c5-b48b-e7cd53cf899d"}
album: Langit Masih Biru
  type: MusicAlbum
  date published: 1993-06-01
  track: Langit Masih Biru
    type: MusicRecording
    duration: PT4M53S
    duration ms: 293926
    explicit: false
    by artist: John Seme
    in album: Langit Masih Biru
      type: MusicAlbum
      date published: 1993-06-01
    genre: indonesian pop
    isrc code: IDA239357001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T12:56:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa8ed0ca227457c7ed0b1e80a85664e688830d12d2422e3fcd1aac2f2f785af3b
    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/IDA239357001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T15:59:09Z
    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 0xa8ed0ca227457c7ed0b1e80a85664e688830d12d2422e3fcd1aac2f2f785af3b. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:59:09Z), 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/IDA239357001.
      date published: 2026-07-15T15:59:09Z
    audio: Langit Masih Biru
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 139.226
      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: 0.513
      additional property: Energy
        type: PropertyValue
        value: 0.551
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.746
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.097
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.293
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.441
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Diantara Cinta Dan Dusta
  type: MusicAlbum
  date published: 1994-07-01
  track: Bibirku Tak Mampu Mengucap Dusta
    type: MusicRecording
    duration: PT3M35S
    duration ms: 215782
    explicit: false
    by artist: John Seme
    in album: Diantara Cinta Dan Dusta
      type: MusicAlbum
      date published: 1994-07-01
    genre: indonesian pop
    isrc code: IDA239457004
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T13:08:05+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x585ff99fbe03616df7ee52aab172207ff119d3912c76a65d1083d7f9e4611c46
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956560
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956560
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IDA239457004
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T23:28:02Z
    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 0x585ff99fbe03616df7ee52aab172207ff119d3912c76a65d1083d7f9e4611c46. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/IDA239457004.
      date published: 2026-07-03T23:28:02Z
    audio: Bibirku Tak Mampu Mengucap Dusta
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 75.002
      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: 0.554
      additional property: Energy
        type: PropertyValue
        value: 0.57
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
        type: PropertyValue
        value: 0.751
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.207
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Duka Seorang Lelaki
album: Langit Masih Biru - EP
album: Cinta Yang Hilang
album: Timor
album: Mama
album: Tasi Sa'e
album: Putra Yang Agung

Valence (Positivity)
type: PropertyValue
value: 0.514

Loudness (dB)
type: PropertyValue
value: -5.797

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

Diantara Cinta Dan Dusta
type: MusicAlbum
date published: 1994-07-01

Duka Seorang Lelaki
type: MusicAlbum
date published: 1998-04-01
track: Kenyataan Yang Bicara
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243471
  explicit: false
  by artist: John Seme
  in album: Duka Seorang Lelaki
    type: MusicAlbum
    date published: 1998-04-01
  genre: indonesian pop
  isrc code: IDA239857006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-02T22:00:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe505edf72ed09d4ff015298436de71df5da377adb3f85b100c56e37a490dc2f8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956420
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956420
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IDA239857006
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T00:42:11Z
  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 0xe505edf72ed09d4ff015298436de71df5da377adb3f85b100c56e37a490dc2f8. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), 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/IDA239857006.
    date published: 2026-07-03T00:42:11Z
  audio: Kenyataan Yang Bicara
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.624
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.623
    additional property: Energy
      type: PropertyValue
      value: 0.554
    additional property: Speechiness
      type: PropertyValue
      value: 0.025
    additional property: Acousticness
      type: PropertyValue
      value: 0.553
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.489
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.419
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.403
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Langit Masih Biru - EP
type: MusicAlbum
date published: 2009-10-08

Cinta Yang Hilang
type: MusicAlbum
date published: 2010-12-01

Timor
type: MusicAlbum
date published: 2018

Mama
type: MusicAlbum
date published: 2018-01-01

Tasi Sa'e
type: MusicAlbum
date published: 2021-01-01

Putra Yang Agung
type: MusicAlbum
date published: 2021-01-01

Diantara Cinta Dan Dusta
type: MusicAlbum
date published: 2023-01-01