Leyma
type: MusicGroup
popularity: 22
followers: 4552
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1cc8dafc3dd18c6acbfe839e2e9760395bc367a66a3e5b17aec0fba5e4cb27a9
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/482cb964-c899-425e-b7fa-2985243021be.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/482cb964-c899-425e-b7fa-2985243021be.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/482cb964-c899-425e-b7fa-2985243021be
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 0x1cc8dafc3dd18c6acbfe839e2e9760395bc367a66a3e5b17aec0fba5e4cb27a9. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/482cb964-c899-425e-b7fa-2985243021be.json and https://artists.proofprofile.net/proofs/artist/482cb964-c899-425e-b7fa-2985243021be.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Neverdisappointme
  type: MusicAlbum
  date published: 2017-08-29
album: W O R S T
  type: MusicAlbum
  date published: 2017-10-27
album: Youtreatme
  type: MusicAlbum
  date published: 2018-02-03
  track: Youtreatme
    type: MusicRecording
    duration: PT3M11S
    duration ms: 191150
    explicit: false
    by artist: Leyma
    in album: Youtreatme
      type: MusicAlbum
      date published: 2018-02-03
    isrc code: QZARB1821917
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T15:14:24+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2c561b134694da61af2b9c02c11fe175966e88e3a8ccb6bd3532c03f795a4bdb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958444
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958444
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZARB1821917
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:12:23Z
    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 0x2c561b134694da61af2b9c02c11fe175966e88e3a8ccb6bd3532c03f795a4bdb. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/QZARB1821917.
      date published: 2026-07-17T19:12:23Z
    audio: Youtreatme
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 112.882
      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: 0.805
      additional property: Energy
        type: PropertyValue
        value: 0.342
      additional property: Speechiness
        type: PropertyValue
        value: 0.066
      additional property: Acousticness
        type: PropertyValue
        value: 0.636
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.097
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.606
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.614
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Lavender
  type: MusicAlbum
  date published: 2018-06-29
album: Lavender
  type: MusicAlbum
  date published: 2018-06-29
  track: Lavender
    type: MusicRecording
    duration: PT3M4S
    duration ms: 184747
    explicit: false
    by artist: Leyma
    in album: Lavender
      type: MusicAlbum
      date published: 2018-06-29
    isrc code: GBAJC1800249
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T00:51:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x35ddf23cdfcf1f67c9d7deab6f81cd4f29216d7e4ac2c642f4758b41ef73e57a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956639
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956639
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJC1800249
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T11:19:20Z
    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 0x35ddf23cdfcf1f67c9d7deab6f81cd4f29216d7e4ac2c642f4758b41ef73e57a. 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/GBAJC1800249.
      date published: 2026-07-04T11:19:20Z
    audio: Lavender
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.056
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.729
      additional property: Energy
        type: PropertyValue
        value: 0.766
      additional property: Speechiness
        type: PropertyValue
        value: 0.192
      additional property: Acousticness
        type: PropertyValue
        value: 0.448
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Bumpintheroad
album: ExtraExtra
album: tonyjaffa
album: Tonyjaffa
album: Reminder
album: L O N G D A Y S
album: A406
album: sterling's finest
album: been a minute
album: Tomorrow's Almost Over
album: FUCK2020
album: Bounce
album: Can't Stay Still

Liveness
type: PropertyValue
value: 0.336

Valence (Positivity)
type: PropertyValue
value: 0.791

Loudness (dB)
type: PropertyValue
value: -7.824

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Major

Bumpintheroad
type: MusicAlbum
date published: 2018-09-19

Bumpintheroad
type: MusicAlbum
date published: 2018-09-19

ExtraExtra
type: MusicAlbum
date published: 2019-02-12
track: ExtraExtra
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160889
  explicit: false
  by artist: Leyma
  in album: ExtraExtra
    type: MusicAlbum
    date published: 2019-02-12
  isrc code: GBAJC1900022
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T12:57:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x00753c4f805343c4103929bf0b2c73c640a64b0a0c51fbbc5ab36bdd5b1bf7c5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958885
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958885
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJC1900022
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T15:59:56Z
  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 0x00753c4f805343c4103929bf0b2c73c640a64b0a0c51fbbc5ab36bdd5b1bf7c5. Chain 2 (Bitcoin): anchored in block 958885 (2026-07-20T15:59:56Z), 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/GBAJC1900022.
    date published: 2026-07-20T15:59:56Z
  audio: ExtraExtra
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 91.007
    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: 0.686
    additional property: Energy
      type: PropertyValue
      value: 0.701
    additional property: Speechiness
      type: PropertyValue
      value: 0.08
    additional property: Acousticness
      type: PropertyValue
      value: 0.613
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.324
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.73
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.237
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor

ExtraExtra
type: MusicAlbum
date published: 2019-02-12

tonyjaffa
type: MusicAlbum
date published: 2019-04-24

tonyjaffa
type: MusicAlbum
date published: 2019-04-24

tonyjaffa
type: MusicAlbum
date published: 2019-04-24

Tonyjaffa
type: MusicAlbum
date published: 2019-04-24

Reminder
type: MusicAlbum
date published: 2019-10-09

Reminder
type: MusicAlbum
date published: 2019-10-09

L O N G D A Y S
type: MusicAlbum
date published: 2019-10-23

L O N G D A Y S
type: MusicAlbum
date published: 2019-10-23

A406
type: MusicAlbum
date published: 2019-11-06

A406
type: MusicAlbum
date published: 2019-11-06

sterling's finest
type: MusicAlbum
date published: 2020-04-29

sterling's finest
type: MusicAlbum
date published: 2020-04-29

been a minute
type: MusicAlbum
date published: 2020-07-01

been a minute
type: MusicAlbum
date published: 2020-07-01

Tomorrow's Almost Over
type: MusicAlbum
date published: 2020-08-07

Tomorrow's Almost Over
type: MusicAlbum
date published: 2020-08-07

FUCK2020
type: MusicAlbum
date published: 2020-12-11

FUCK2020
type: MusicAlbum
date published: 2020-12-11

Bounce
type: MusicAlbum
date published: 2021-08-18

Can't Stay Still
type: MusicAlbum
date published: 2021-09-30