MammaGiulia e FigliaChiara
type: MusicGroup
popularity: 16
followers: 13255
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc71ff7106bb8518c179e84c16b8ce068da619c0a22c0a1bf6929d33549dcb5cb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953605
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953605
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1351c0a8-095f-470d-8110-f01d34446137.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1351c0a8-095f-470d-8110-f01d34446137.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1351c0a8-095f-470d-8110-f01d34446137
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T07:39:50Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc71ff7106bb8518c179e84c16b8ce068da619c0a22c0a1bf6929d33549dcb5cb","name":"MammaGiulia e FigliaChiara","registered_at":"2026-06-14T06:24:42Z","symbol":"NIM0366272","token_address":"0x3245ab828ff13455274184292d8f85b3d473399e","type":"artist","uuid":"1351c0a8-095f-470d-8110-f01d34446137"}
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 0xc71ff7106bb8518c179e84c16b8ce068da619c0a22c0a1bf6929d33549dcb5cb. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1351c0a8-095f-470d-8110-f01d34446137.json and https://artists.proofprofile.net/proofs/artist/1351c0a8-095f-470d-8110-f01d34446137.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T07:39:50Z
  text: {"copyright_id":"0xc71ff7106bb8518c179e84c16b8ce068da619c0a22c0a1bf6929d33549dcb5cb","name":"MammaGiulia e FigliaChiara","registered_at":"2026-06-14T06:24:42Z","symbol":"NIM0366272","token_address":"0x3245ab828ff13455274184292d8f85b3d473399e","type":"artist","uuid":"1351c0a8-095f-470d-8110-f01d34446137"}
album: Macchiette e Macchiettine
  type: MusicAlbum
  date published: 2022-07-29
album: L'Estate Sta Arrivando
  type: MusicAlbum
  date published: 2023-06-22
album: Il Mistero di Madame Misterò
  type: MusicAlbum
  date published: 2023-11-08
  track: Il Mistero di Madame Misterò
    type: MusicRecording
    duration: PT2M38S
    duration ms: 158360
    explicit: false
    by artist: MammaGiulia e FigliaChiara
    in album: Il Mistero di Madame Misterò
      type: MusicAlbum
      date published: 2023-11-08
    isrc code: QZTBF2301125
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T21:31:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x76f63226a393cac961d9fda722e94ee44a98176c83f8032a025422885b34fd06
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957759
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957759
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBF2301125
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T21:46:51Z
    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 0x76f63226a393cac961d9fda722e94ee44a98176c83f8032a025422885b34fd06. Chain 2 (Bitcoin): anchored in block 957759 (2026-07-12T21:46:51Z), 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/QZTBF2301125.
      date published: 2026-07-12T21:46:51Z
    audio: Il Mistero di Madame Misterò
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 103.006
      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: 0.804
      additional property: Energy
        type: PropertyValue
        value: 0.548
      additional property: Speechiness
        type: PropertyValue
        value: 0.067
      additional property: Acousticness
        type: PropertyValue
        value: 0.187
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.116
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.778
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.809
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: è tempo di goodbye
  type: MusicAlbum
  date published: 2024-03-30
album: MAMMA, DACCI IL TUO AMORE
  type: MusicAlbum
  date published: 2024-05-14
  track: MAMMA, DACCI IL TUO AMORE
    type: MusicRecording
    duration: PT2M44S
    duration ms: 164315
    explicit: false
    by artist: MammaGiulia e FigliaChiara
    in album: MAMMA, DACCI IL TUO AMORE
      type: MusicAlbum
      date published: 2024-05-14
    isrc code: QZMEN2438223
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T15:55:10+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x36ab315a44f7eb055d168e4f672a00edc1dae00390bc4635ac100823ba89eb0f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958576
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958576
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEN2438223
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T16:22:28Z
    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 0x36ab315a44f7eb055d168e4f672a00edc1dae00390bc4635ac100823ba89eb0f. Chain 2 (Bitcoin): anchored in block 958576 (2026-07-18T16:22:28Z), 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/QZMEN2438223.
      date published: 2026-07-18T16:22:28Z
    audio: MAMMA, DACCI IL TUO AMORE
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 141.99
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.78
      additional property: Energy
        type: PropertyValue
        value: 0.767
      additional property: Speechiness
        type: PropertyValue
        value: 0.127
      additional property: Acousticness
        type: PropertyValue
        value: 0.245
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: ...SI RITORNA A SCUOLA...
album: famiglia-ohana

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.251

Valence (Positivity)
type: PropertyValue
value: 0.765

Loudness (dB)
type: PropertyValue
value: -6.869

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

...SI RITORNA A SCUOLA...
type: MusicAlbum
date published: 2024-09-26
track: ...SI RITORNA A SCUOLA...
  type: MusicRecording
  duration: PT2M24S
  duration ms: 144352
  explicit: false
  by artist: MammaGiulia e FigliaChiara
  in album: ...SI RITORNA A SCUOLA...
    type: MusicAlbum
    date published: 2024-09-26
  isrc code: QZWFK2424022
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T00:42:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4310d7b4626082f7327b60dad8e19da0b667c8a1fdd6e4187e9fd05b5cf0a931
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958224
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958224
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFK2424022
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T02:28:43Z
  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 0x4310d7b4626082f7327b60dad8e19da0b667c8a1fdd6e4187e9fd05b5cf0a931. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), 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/QZWFK2424022.
    date published: 2026-07-16T02:28:43Z
  audio: ...SI RITORNA A SCUOLA...
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.055
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.893
    additional property: Energy
      type: PropertyValue
      value: 0.669
    additional property: Speechiness
      type: PropertyValue
      value: 0.074
    additional property: Acousticness
      type: PropertyValue
      value: 0.089
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.041
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.858
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.609
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

famiglia-ohana
type: MusicAlbum
date published: 2025-06-06