Ciudad Mansa
type: MusicGroup
popularity: 8
followers: 1167
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7172fc6ce89d3b7c6de44535bb1a1641739b5b1b115c9d2603368cc688a95700
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954063
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954063
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/477e9183-a891-46d0-b0b6-d6212ad2c709.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/477e9183-a891-46d0-b0b6-d6212ad2c709.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/477e9183-a891-46d0-b0b6-d6212ad2c709
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T07:49:29Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7172fc6ce89d3b7c6de44535bb1a1641739b5b1b115c9d2603368cc688a95700","name":"Ciudad Mansa","registered_at":"2026-06-16T14:31:41Z","symbol":"NIM1081466","token_address":"0xc248de77044c9cc58176473843894e7269441e58","type":"artist","uuid":"477e9183-a891-46d0-b0b6-d6212ad2c709"}
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 0x7172fc6ce89d3b7c6de44535bb1a1641739b5b1b115c9d2603368cc688a95700. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/477e9183-a891-46d0-b0b6-d6212ad2c709.json and https://artists.proofprofile.net/proofs/artist/477e9183-a891-46d0-b0b6-d6212ad2c709.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
  text: {"copyright_id":"0x7172fc6ce89d3b7c6de44535bb1a1641739b5b1b115c9d2603368cc688a95700","name":"Ciudad Mansa","registered_at":"2026-06-16T14:31:41Z","symbol":"NIM1081466","token_address":"0xc248de77044c9cc58176473843894e7269441e58","type":"artist","uuid":"477e9183-a891-46d0-b0b6-d6212ad2c709"}
album: 5.50 / Esto es todo
  type: MusicAlbum
  date published: 2021-05-21
album: 5.50 / Esto es todo
  type: MusicAlbum
  date published: 2021-05-21
album: Las Lineas
  type: MusicAlbum
  date published: 2021-10-29
album: Buen Augurio
  type: MusicAlbum
  date published: 2022-06-03
album: Se Hizo De Noche
  type: MusicAlbum
  date published: 2022-11-04
  track: 5.50
    type: MusicRecording
    duration: PT3M45S
    duration ms: 225800
    explicit: false
    by artist: Ciudad Mansa
    in album: Se Hizo De Noche
      type: MusicAlbum
      date published: 2022-11-04
    isrc code: PYD202100001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T04:39:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe807192ea63c76508bc557f9cd924f54307dec807d034307635e6c28fe550a47
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958690
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958690
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PYD202100001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:14:39Z
    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 0xe807192ea63c76508bc557f9cd924f54307dec807d034307635e6c28fe550a47. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/PYD202100001.
      date published: 2026-07-19T07:14:39Z
    audio: 5.50
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 83.534
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.535
      additional property: Energy
        type: PropertyValue
        value: 0.779
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
        type: PropertyValue
        value: 0.005
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.006
      additional property: Liveness
        type: PropertyValue
        value: 0.26
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.577
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.533
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Quien Soy Ahora
  type: MusicAlbum
  date published: 2025-02-21
  track: Quien Soy Ahora
    type: MusicRecording
    duration: PT3M10S
    duration ms: 190808
    explicit: false
    by artist: Ciudad Mansa
    in album: Quien Soy Ahora
      type: MusicAlbum
      date published: 2025-02-21
    isrc code: TCAJF2563730
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T21:16:19+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8df52e196ceab3f0af30285fcc5e44b490f01a49c9fd9414433e661e59f36dfc
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956857
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956857
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJF2563730
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:26:17Z
    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 0x8df52e196ceab3f0af30285fcc5e44b490f01a49c9fd9414433e661e59f36dfc. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/TCAJF2563730.
      date published: 2026-07-06T01:26:17Z
    audio: Quien Soy Ahora
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.955
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.561
      additional property: Energy
        type: PropertyValue
        value: 0.893
      additional property: Speechiness
        type: PropertyValue
        value: 0.043
      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
album: Que Me Juzgue Dios
album: Ajenos

Acousticness
type: PropertyValue
value: 0.006

Instrumentalness
type: PropertyValue
value: 0.02

Liveness
type: PropertyValue
value: 0.169

Valence (Positivity)
type: PropertyValue
value: 0.631

Loudness (dB)
type: PropertyValue
value: -5.003

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Minor

Que Me Juzgue Dios
type: MusicAlbum
date published: 2025-08-26
track: Que Me Juzgue Dios
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155058
  explicit: false
  by artist: Ciudad Mansa
  in album: Que Me Juzgue Dios
    type: MusicAlbum
    date published: 2025-08-26
  isrc code: QZZ772545614
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T05:49:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x40229434c3d385bc1e030a245e912de7ed3e13f4675bb937978f5015f272ff86
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958838
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958838
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ772545614
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:01:21Z
  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 0x40229434c3d385bc1e030a245e912de7ed3e13f4675bb937978f5015f272ff86. Chain 2 (Bitcoin): anchored in block 958838 (2026-07-20T07:01:21Z), 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/QZZ772545614.
    date published: 2026-07-20T07:01:21Z
  audio: Que Me Juzgue Dios
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 86.02
    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: 0.477
    additional property: Energy
      type: PropertyValue
      value: 0.866
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.008
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.237
    additional property: Liveness
      type: PropertyValue
      value: 0.233
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.871
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.721
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Ajenos
type: MusicAlbum
date published: 2025-10-24