Lester Lam
type: MusicGroup
genre: cantopop
popularity: 18
followers: 2445
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4a5ca1782e2e25e26a852bba3ca23e1c7d8f6de6417b5d5291e360239529a17f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953687
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953687
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/668b1d4d-603f-442e-a64e-f34b938a003d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/668b1d4d-603f-442e-a64e-f34b938a003d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/668b1d4d-603f-442e-a64e-f34b938a003d
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  type: PropertyValue
  value: 2026-06-14T20:19:15Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0x4a5ca1782e2e25e26a852bba3ca23e1c7d8f6de6417b5d5291e360239529a17f. Chain 2 (Bitcoin): anchored in block 953687 (2026-06-14T20:19:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/668b1d4d-603f-442e-a64e-f34b938a003d.json and https://artists.proofprofile.net/proofs/artist/668b1d4d-603f-442e-a64e-f34b938a003d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T20:19:15Z
  text: {"copyright_id":"0x4a5ca1782e2e25e26a852bba3ca23e1c7d8f6de6417b5d5291e360239529a17f","name":"Lester Lam","registered_at":"2026-06-14T15:16:22Z","symbol":"NIM0493092","token_address":"0xb6f5bc0f99ab414d63417d5e7b71e150d4fc0eb8","type":"artist","uuid":"668b1d4d-603f-442e-a64e-f34b938a003d"}
album: Out of This World
  type: MusicAlbum
  date published: 2019-12-21
album: Out of This World
  type: MusicAlbum
  date published: 2019-12-21
album: Out of This World
  type: MusicAlbum
  date published: 2019-12-21
  track: Out of This World
    type: MusicRecording
    duration: PT3M59S
    duration ms: 239603
    explicit: false
    by artist: Lester Lam
    in album: Out of This World
      type: MusicAlbum
      date published: 2019-12-21
    genre: cantopop
    isrc code: QZK6Q1975233
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-07-04T09:40:38+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd353316cefb133c6b7049ba5237b2e30a139e3bd8a6ab9f2e14c96b1a5573aab
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956634
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956634
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6Q1975233
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T10:04:33Z
    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 0xd353316cefb133c6b7049ba5237b2e30a139e3bd8a6ab9f2e14c96b1a5573aab. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/QZK6Q1975233.
      date published: 2026-07-04T10:04:33Z
    audio: Out of This World
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 96.021
      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: 0.334
      additional property: Energy
        type: PropertyValue
        value: 0.38
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.69
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.127
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.227
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.7
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Realize
  type: MusicAlbum
  date published: 2020-01-23
album: Realize
  type: MusicAlbum
  date published: 2020-01-23
album: Realize
  type: MusicAlbum
  date published: 2020-01-23
album: The Edge of Blue
  type: MusicAlbum
  date published: 2020-03-13
album: The Edge of Blue
  type: MusicAlbum
  date published: 2020-03-13
album: The Edge of Blue
  type: MusicAlbum
  date published: 2020-03-13
album: Unwithered Blue
  type: MusicAlbum
  date published: 2020-05-29
album: Unwithered Blue
  type: MusicAlbum
  date published: 2020-05-29
album: Shadows
  type: MusicAlbum
  date published: 2021-10-22
album: Shadows
  type: MusicAlbum
  date published: 2021-10-22
album: Do Monsters Sleep at Night
  type: MusicAlbum
  date published: 2021-12-08
album: Do Monsters Sleep at Night
  type: MusicAlbum
  date published: 2021-12-08
album: The Light
  type: MusicAlbum
  date published: 2022-02-09
album: The Light
  type: MusicAlbum
  date published: 2022-02-09
album: Sailing Boat
  type: MusicAlbum
  date published: 2022-04-07
album: Sailing Boat
  type: MusicAlbum
  date published: 2022-04-07
album: Aquilo
  type: MusicAlbum
  date published: 2022-07-14
album: Aquilo
  type: MusicAlbum
  date published: 2022-07-14
album: Rain On Me
  type: MusicAlbum
  date published: 2022-12-01
album: Rain On Me
  type: MusicAlbum
  date published: 2022-12-01
album: Rainy Days in the Blue Whale
  type: MusicAlbum
  date published: 2022-12-30
album: Rainy Days in the Blue Whale
  type: MusicAlbum
  date published: 2022-12-30
album: how to turn back time
album: blame it on the love
album: lost in between
album: on the road
album: wanderlust

how to turn back time
type: MusicAlbum
date published: 2024-05-24

blame it on the love
type: MusicAlbum
date published: 2024-07-26

lost in between
type: MusicAlbum
date published: 2024-12-06
track: lost in between
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220819
  explicit: false
  by artist: Lester Lam
  in album: lost in between
    type: MusicAlbum
    date published: 2024-12-06
  genre: cantopop
  isrc code: HKC652400284
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T13:10:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2581eda80b785420b7a10c35ee2d5b7252f2b21efcffa08e0dc1390319460452
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958552
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958552
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKC652400284
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T13:15:29Z
  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 0x2581eda80b785420b7a10c35ee2d5b7252f2b21efcffa08e0dc1390319460452. Chain 2 (Bitcoin): anchored in block 958552 (2026-07-18T13:15:29Z), 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/HKC652400284.
    date published: 2026-07-18T13:15:29Z
  audio: lost in between
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.476
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.469
    additional property: Energy
      type: PropertyValue
      value: 0.493
    additional property: Speechiness
      type: PropertyValue
      value: 0.061
    additional property: Acousticness
      type: PropertyValue
      value: 0.69
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.131
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.41
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.845
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

on the road
type: MusicAlbum
date published: 2025-07-25

wanderlust
type: MusicAlbum
date published: 2025-11-06