QD MAPAMERA
type: MusicGroup
popularity: 13
followers: 846
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc9bb093fbf2c636fa57dc5509cc86d12b37bf32f3d1db801c95c53ed2df53e82
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953777
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953777
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/cfad35b1-3d75-4ece-b5fd-cc957de6a245.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/cfad35b1-3d75-4ece-b5fd-cc957de6a245.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/cfad35b1-3d75-4ece-b5fd-cc957de6a245
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:52:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc9bb093fbf2c636fa57dc5509cc86d12b37bf32f3d1db801c95c53ed2df53e82","name":"QD MAPAMERA","registered_at":"2026-06-15T02:21:15Z","symbol":"NIM0651748","token_address":"0xb4655131f529eb788400245ab48ba205d86c463a","type":"artist","uuid":"cfad35b1-3d75-4ece-b5fd-cc957de6a245"}
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 0xc9bb093fbf2c636fa57dc5509cc86d12b37bf32f3d1db801c95c53ed2df53e82. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/cfad35b1-3d75-4ece-b5fd-cc957de6a245.json and https://artists.proofprofile.net/proofs/artist/cfad35b1-3d75-4ece-b5fd-cc957de6a245.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
  text: {"copyright_id":"0xc9bb093fbf2c636fa57dc5509cc86d12b37bf32f3d1db801c95c53ed2df53e82","name":"QD MAPAMERA","registered_at":"2026-06-15T02:21:15Z","symbol":"NIM0651748","token_address":"0xb4655131f529eb788400245ab48ba205d86c463a","type":"artist","uuid":"cfad35b1-3d75-4ece-b5fd-cc957de6a245"}
album: Teta
  type: MusicAlbum
  date published: 2024-01-05
album: IDAGE
  type: MusicAlbum
  date published: 2024-04-14
  track: IDAGE
    type: MusicRecording
    duration: PT3M34S
    duration ms: 214050
    explicit: false
    by artist: QD MAPAMERA
    in album: IDAGE
      type: MusicAlbum
      date published: 2024-04-14
    isrc code: QZK6N2416970
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T23:49:59+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf0b730a09115e2420959249f95b34b67f93d7c6719689942600f72883f9468fe
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958796
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958796
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6N2416970
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T02:51:39Z
    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 0xf0b730a09115e2420959249f95b34b67f93d7c6719689942600f72883f9468fe. Chain 2 (Bitcoin): anchored in block 958796 (2026-07-20T02:51:39Z), 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/QZK6N2416970.
      date published: 2026-07-20T02:51:39Z
    audio: IDAGE
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 88.957
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.826
      additional property: Energy
        type: PropertyValue
        value: 0.497
      additional property: Speechiness
        type: PropertyValue
        value: 0.108
      additional property: Acousticness
        type: PropertyValue
        value: 0.254
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.086
      additional property: Liveness
        type: PropertyValue
        value: 0.281
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.678
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.28
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: UZI KURINDA
  type: MusicAlbum
  date published: 2024-06-28
album: Message
  type: MusicAlbum
  date published: 2024-07-22
  track: Message
    type: MusicRecording
    duration: PT3M17S
    duration ms: 197720
    explicit: false
    by artist: QD MAPAMERA
    in album: Message
      type: MusicAlbum
      date published: 2024-07-22
    isrc code: QZTAW2452412
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T01:48:23+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9c76ae7ef3a8ffdb271ecf46f5262e534f9e3419194172399fea79f57557db60
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959088
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959088
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAW2452412
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T04:51:05Z
    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 0x9c76ae7ef3a8ffdb271ecf46f5262e534f9e3419194172399fea79f57557db60. Chain 2 (Bitcoin): anchored in block 959088 (2026-07-22T04:51:05Z), 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/QZTAW2452412.
      date published: 2026-07-22T04:51:05Z
    audio: Message
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 113.336
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.824
      additional property: Energy
        type: PropertyValue
        value: 0.58
      additional property: Speechiness
        type: PropertyValue
        value: 0.069
      additional property: Acousticness
        type: PropertyValue
        value: 0.233
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.012
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: APANA
album: RWANDA
album: UMWIZA
album: BRUCE MELODIE
album: I LOVE YOU
album: NTIBINDEBA
album: BUJUMBURA
album: RISANI

Liveness
type: PropertyValue
value: 0.134

Valence (Positivity)
type: PropertyValue
value: 0.535

Loudness (dB)
type: PropertyValue
value: -5.389

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

APANA
type: MusicAlbum
date published: 2024-12-06
track: APANA
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179461
  explicit: false
  by artist: QD MAPAMERA
  in album: APANA
    type: MusicAlbum
    date published: 2024-12-06
  isrc code: QZZ7T2464138
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T02:13:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xedcd107a3102660f5983d4345cbe9e92f35b1447f0488ad4c8f0cd3c71446215
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958350
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958350
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7T2464138
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T02:31:22Z
  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 0xedcd107a3102660f5983d4345cbe9e92f35b1447f0488ad4c8f0cd3c71446215. Chain 2 (Bitcoin): anchored in block 958350 (2026-07-17T02:31:22Z), 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/QZZ7T2464138.
    date published: 2026-07-17T02:31:22Z
  audio: APANA
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 97.999
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.841
    additional property: Energy
      type: PropertyValue
      value: 0.501
    additional property: Speechiness
      type: PropertyValue
      value: 0.181
    additional property: Acousticness
      type: PropertyValue
      value: 0.015
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.157
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.724
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.534
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

RWANDA
type: MusicAlbum
date published: 2025-04-02

UMWIZA
type: MusicAlbum
date published: 2025-05-10

BRUCE MELODIE
type: MusicAlbum
date published: 2025-07-08

I LOVE YOU
type: MusicAlbum
date published: 2025-08-17

NTIBINDEBA
type: MusicAlbum
date published: 2025-08-17

BUJUMBURA
type: MusicAlbum
date published: 2025-08-17

RISANI
type: MusicAlbum
date published: 2025-08-17