City Limits
type: MusicGroup
description: A city limit is a border of a city. The term is often used as the plural city limits, for the entire boundary. The area within city limits can be called the city proper. Related are the corporate limi
popularity: 4
followers: 400
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x9a045a5d4adce02318ab3a730b60843aeb5a41406b4c128ed072c238c81803fa
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3aa517ac-a83a-437b-9b4c-9d9079fc962f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T01:59:41Z
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a045a5d4adce02318ab3a730b60843aeb5a41406b4c128ed072c238c81803fa. Chain 2 (Bitcoin): anchored in block 954035 (2026-06-17T02:39:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3aa517ac-a83a-437b-9b4c-9d9079fc962f.json and https://artists.proofprofile.net/proofs/artist/3aa517ac-a83a-437b-9b4c-9d9079fc962f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T02:39:28Z
  text: {"copyright_id":"0x9a045a5d4adce02318ab3a730b60843aeb5a41406b4c128ed072c238c81803fa","name":"City Limits","registered_at":"2026-06-16T10:20:25Z","symbol":"NIM1021529","token_address":"0x75ee0ac1479da96821e49037d8d34ca7433b21d6","type":"artist","uuid":"3aa517ac-a83a-437b-9b4c-9d9079fc962f"}
album: The Plan
  type: MusicAlbum
  date published: 2021-03-05
album: Hello From The Moon
  type: MusicAlbum
  date published: 2021-06-27
album: Never Look Back
  type: MusicAlbum
  date published: 2023-03-09
album: I Wanna Know
  type: MusicAlbum
  date published: 2024-01-12
album: Bonnie & Clyde
  type: MusicAlbum
  date published: 2024-05-10
album: Self Help
  type: MusicAlbum
  date published: 2024-08-31
album: No Escape
  type: MusicAlbum
  date published: 2025-02-28
  track: No Escape
    type: MusicRecording
    duration: PT4M7S
    duration ms: 247013
    explicit: false
    by artist: City Limits
    in album: No Escape
      type: MusicAlbum
      date published: 2025-02-28
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    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZES92592131
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T01:33:50Z
    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 0x583ba6dc586955ec959e97471569984480f129a503ba6674c0b81e9ff30f8fa5. Chain 2 (Bitcoin): anchored in block 958792 (2026-07-20T01:33:50Z), 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/QZES92592131.
      date published: 2026-07-20T01:33:50Z
    audio: No Escape
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 86.031
      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
        type: PropertyValue
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      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.44
      additional property: Energy
        type: PropertyValue
        value: 0.806
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.041
      additional property: Liveness
        type: PropertyValue
        value: 0.369
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.389
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.535
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: I Dont Wanna Pretend
  type: MusicAlbum
  date published: 2025-04-11
album: Ascend
  type: MusicAlbum
  date published: 2025-05-17
  track: Lost
    type: MusicRecording
    duration: PT5M32S
    duration ms: 332186
    explicit: false
    by artist: City Limits
    in album: Ascend
      type: MusicAlbum
      date published: 2025-05-17
    isrc code: QZNWZ2568858
    additional property: CopyrightID
    additional property: CopyrightStatus
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      value: registered
    additional property: CopyrightRegisteredAt
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    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956891
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWZ2568858
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T07:16:32Z
    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 0x30162e010c9c0dccd80a01b52cda05b8a050761b58eb745e441e288f0233d657. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/QZNWZ2568858.
      date published: 2026-07-06T07:16:32Z
    audio: Lost
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 66.262
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Time Signature
type: PropertyValue
value: 3

Danceability
type: PropertyValue
value: 0.293

Energy
type: PropertyValue
value: 0.625

Speechiness
type: PropertyValue
value: 0.063

Acousticness
type: PropertyValue
value: 0.003

Instrumentalness
type: PropertyValue
value: 0.004

Liveness
type: PropertyValue
value: 0.071

Valence (Positivity)
type: PropertyValue
value: 0.194

Loudness (dB)
type: PropertyValue
value: -11.469

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Minor