MARKETPLACE
type: MusicGroup
description: thumb|The Moorish Bazaar by Edwin Lord Weeks, 1873. thumb|Group in the Marketplace, Jamaica, from Harper's Monthly Magazine, Vol. XXII, 1861, p. 176. thumb|Spruce Beer Sellers in Jamaica, from Harper'
popularity: 20
followers: 2016
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x5502e9d72f21a7091c5a0c6086383635c0e9cefa138f84fab4fad5743bc6153a
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953599
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0e6082b2-9260-46e9-b30e-dd8e807a4907.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0e6082b2-9260-46e9-b30e-dd8e807a4907.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0e6082b2-9260-46e9-b30e-dd8e807a4907
additional property: OTSTimestamp
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  value: 2026-06-14T06:43:55Z
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 0x5502e9d72f21a7091c5a0c6086383635c0e9cefa138f84fab4fad5743bc6153a. Chain 2 (Bitcoin): anchored in block 953600 (2026-06-14T06:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0e6082b2-9260-46e9-b30e-dd8e807a4907.json and https://artists.proofprofile.net/proofs/artist/0e6082b2-9260-46e9-b30e-dd8e807a4907.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T06:45:44Z
album: Evergreen
  type: MusicAlbum
  date published: 2019-04-23
album: Evergreen
  type: MusicAlbum
  date published: 2019-04-23
album: Evergreen
  type: MusicAlbum
  date published: 2019-04-23
album: HARD 2 LOVE
  type: MusicAlbum
  date published: 2020-04-12
album: HARD 2 LOVE
  type: MusicAlbum
  date published: 2020-04-12
  track: HARD 2 LOVE
    type: MusicRecording
    duration: PT3M8S
    duration ms: 188368
    explicit: false
    by artist: MARKETPLACE
    in album: HARD 2 LOVE
      type: MusicAlbum
      date published: 2020-04-12
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    additional property: CopyrightID
    additional property: CopyrightStatus
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      value: registered
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      type: PropertyValue
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    additional property: OTSBitcoinBlock
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    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/QZFZ72005933
    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 0xa9de2235d2a6d71e1a113f79e09f412f3080a33c4a8c9c88c09c6f2036903365. 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/QZFZ72005933.
      date published: 2026-07-19T17:49:48Z
    audio: HARD 2 LOVE
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.838
      additional property: Musical Key
        type: PropertyValue
        value: 11
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        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.43
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        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
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      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
        type: PropertyValue
        value: 0.084
      additional property: Valence (Positivity)
        type: PropertyValue
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      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.814
      additional property: Key Name
        type: PropertyValue
        value: B
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        type: PropertyValue
        value: Minor
album: CHARLIE
  type: MusicAlbum
  date published: 2021-03-19
album: Condensed Milk
  type: MusicAlbum
  date published: 2021-09-17
album: Condensed Milk
  type: MusicAlbum
  date published: 2021-09-17
album: Condensed Milk
  type: MusicAlbum
  date published: 2021-09-17
album: Misery Fest
  type: MusicAlbum
  date published: 2022-08-26
album: Misery Fest
  type: MusicAlbum
  date published: 2022-08-26
album: Fruit
  type: MusicAlbum
  date published: 2024-07-05
album: Edroom
  type: MusicAlbum
  date published: 2024-08-30
album: MARKETPLACE HAVE MADE AN EP!
  type: MusicAlbum
  date published: 2024-10-04
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    type: MusicRecording
    duration: PT2M53S
    duration ms: 173154
    explicit: false
    by artist: MARKETPLACE
    in album: MARKETPLACE HAVE MADE AN EP!
      type: MusicAlbum
      date published: 2024-10-04
    isrc code: UK4MC2400164
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    additional property: CopyrightStatus
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    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK4MC2400164
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0x587bce3080c72a9e4f5291a11c7a0ac34491f905a5f8f72c4da889f016c0cdab. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/UK4MC2400164.
      date published: 2026-07-05T01:43:49Z
    audio: Talking for Hours
album: Ode to Monty
album: Contact Sports
album: Reddit Man
album: Marketplace Mean Business

Talking for Hours
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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  value: 1
additional property: Time Signature
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additional property: Danceability
  type: PropertyValue
  value: 0.578
additional property: Energy
  type: PropertyValue
  value: 0.889
additional property: Speechiness
  type: PropertyValue
  value: 0.032
additional property: Acousticness
  type: PropertyValue
  value: 0
additional property: Instrumentalness
  type: PropertyValue
  value: 0.004
additional property: Liveness
  type: PropertyValue
  value: 0.167
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.75
additional property: Loudness (dB)
  type: PropertyValue
  value: -3.677
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Major

Ode to Monty
type: MusicAlbum
date published: 2025-02-14

Contact Sports
type: MusicAlbum
date published: 2025-03-28
track: Contact Sports
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208764
  explicit: false
  by artist: MARKETPLACE
  in album: Contact Sports
    type: MusicAlbum
    date published: 2025-03-28
  isrc code: UK4MC2500077
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T19:53:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7400cef79269e3c0dc599cdf0a2d5ccbbfaf1d46bfd8f5a14ef6bbecd9c65e70
  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/UK4MC2500077
  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 0x7400cef79269e3c0dc599cdf0a2d5ccbbfaf1d46bfd8f5a14ef6bbecd9c65e70. 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/UK4MC2500077.
    date published: 2026-07-03T21:18:05Z
  audio: Contact Sports
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 144.953
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.499
    additional property: Energy
      type: PropertyValue
      value: 0.813
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.327
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.754
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.801
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Reddit Man
type: MusicAlbum
date published: 2025-05-09

Contact Sports
type: MusicAlbum
date published: 2025-05-28

Marketplace Mean Business
type: MusicAlbum
date published: 2025-06-06