MAD 45
type: MusicGroup
popularity: 3
followers: 64
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70fcf4af4f9c765fc74edc28b6f70998e88071d648b92f867d043bb567dcced1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8067c269-bf5d-4070-8a85-20120d42f22f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8067c269-bf5d-4070-8a85-20120d42f22f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8067c269-bf5d-4070-8a85-20120d42f22f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x70fcf4af4f9c765fc74edc28b6f70998e88071d648b92f867d043bb567dcced1","name":"MAD 45","registered_at":"2026-06-17T10:22:18Z","symbol":"NIM1365505","token_address":"0xcbdad861b15d21bec72f662e0f50540ae379de9b","type":"artist","uuid":"8067c269-bf5d-4070-8a85-20120d42f22f"}
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 0x70fcf4af4f9c765fc74edc28b6f70998e88071d648b92f867d043bb567dcced1. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8067c269-bf5d-4070-8a85-20120d42f22f.json and https://artists.proofprofile.net/proofs/artist/8067c269-bf5d-4070-8a85-20120d42f22f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x70fcf4af4f9c765fc74edc28b6f70998e88071d648b92f867d043bb567dcced1","name":"MAD 45","registered_at":"2026-06-17T10:22:18Z","symbol":"NIM1365505","token_address":"0xcbdad861b15d21bec72f662e0f50540ae379de9b","type":"artist","uuid":"8067c269-bf5d-4070-8a85-20120d42f22f"}
album: Mad 45
  type: MusicAlbum
  date published: 2008-06-30
album: What Happened to Change?
  type: MusicAlbum
  date published: 2024-09-14
album: No More Bombs
  type: MusicAlbum
  date published: 2024-12-10
album: Seeing Red
  type: MusicAlbum
  date published: 2025-01-07
album: Nothing New Under the Sun
  type: MusicAlbum
  date published: 2025-02-10
album: The Echo
  type: MusicAlbum
  date published: 2025-03-10
  track: The Echo
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212026
    explicit: false
    by artist: MAD 45
    in album: The Echo
      type: MusicAlbum
      date published: 2025-03-10
    isrc code: QMAAK1853488
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T07:47:57+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xcce09c22852e458f34b2b7eafd38c9f756de849594b60e1c61ee996e8bc9c788
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958987
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958987
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMAAK1853488
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T10:50:14Z
    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 0xcce09c22852e458f34b2b7eafd38c9f756de849594b60e1c61ee996e8bc9c788. Chain 2 (Bitcoin): anchored in block 958987 (2026-07-21T10:50:14Z), 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/QMAAK1853488.
      date published: 2026-07-21T10:50:14Z
    audio: The Echo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.97
      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: 0.66
      additional property: Energy
        type: PropertyValue
        value: 0.677
      additional property: Speechiness
        type: PropertyValue
        value: 0.09
      additional property: Acousticness
        type: PropertyValue
        value: 0.087
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.084
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.774
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.849
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Reggae Bus
  type: MusicAlbum
  date published: 2025-06-10
  track: Reggae Bus
    type: MusicRecording
    duration: PT5M31S
    duration ms: 331840
    explicit: false
    by artist: MAD 45
    in album: Reggae Bus
      type: MusicAlbum
      date published: 2025-06-10
    isrc code: QZNWT2554440
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T07:56:04+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x652df9e6dad398e76d1eaf441b814f01ebedeef69169d30b8e0459435a69b053
    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/QZNWT2554440
    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 0x652df9e6dad398e76d1eaf441b814f01ebedeef69169d30b8e0459435a69b053. 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/QZNWT2554440.
      date published: 2026-07-04T11:19:20Z
    audio: Reggae Bus
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 75.973
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.738
      additional property: Energy
        type: PropertyValue
        value: 0.57
      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

Speechiness
type: PropertyValue
value: 0.037

Acousticness
type: PropertyValue
value: 0.103

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.073

Valence (Positivity)
type: PropertyValue
value: 0.807

Loudness (dB)
type: PropertyValue
value: -10.631

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major