MARU
type: MusicGroup
genre: canzone napoletana
popularity: 19
followers: 200
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1b8771eea12c33cb9cdfa3167b63639bd48b06f0732363c9260da9e2733a574
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953742
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a273f76d-253a-4f55-9702-06bb18640ed1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a273f76d-253a-4f55-9702-06bb18640ed1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a273f76d-253a-4f55-9702-06bb18640ed1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T04:47:56Z
additional property: OTSCanonicalRecord
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 0xb1b8771eea12c33cb9cdfa3167b63639bd48b06f0732363c9260da9e2733a574. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a273f76d-253a-4f55-9702-06bb18640ed1.json and https://artists.proofprofile.net/proofs/artist/a273f76d-253a-4f55-9702-06bb18640ed1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T09:50:11Z
album: LA VIE
  type: MusicAlbum
  date published: 2023-06-24
album: FAMMI BALLARE CON TE
  type: MusicAlbum
  date published: 2023-09-07
album: Oh ma mère
  type: MusicAlbum
  date published: 2023-10-14
album: 4 Anni
  type: MusicAlbum
  date published: 2023-12-08
album: Facce finte
  type: MusicAlbum
  date published: 2023-12-22
album: Zero Regole
  type: MusicAlbum
  date published: 2024-03-08
  track: Zero Regole
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212000
    explicit: true
    by artist: MARU
    in album: Zero Regole
      type: MusicAlbum
      date published: 2024-03-08
    genre: canzone napoletana
    isrc code: ITTL52430019
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T13:23:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x534d482c0d1f1b32c5c3eb42fa78eb894a396ba99f7b68c22d495cf03e7aca2a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958163
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958163
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITTL52430019
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T16:24:37Z
    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 0x534d482c0d1f1b32c5c3eb42fa78eb894a396ba99f7b68c22d495cf03e7aca2a. Chain 2 (Bitcoin): anchored in block 958163 (2026-07-15T16:24:37Z), 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/ITTL52430019.
      date published: 2026-07-15T16:24:37Z
    audio: Zero Regole
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.142
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.709
      additional property: Energy
        type: PropertyValue
        value: 0.893
      additional property: Speechiness
        type: PropertyValue
        value: 0.199
      additional property: Acousticness
        type: PropertyValue
        value: 0.366
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.097
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.616
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.794
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: HABITUÉ
  type: MusicAlbum
  date published: 2024-03-08
album: NON HO MAI
  type: MusicAlbum
  date published: 2024-05-29
album: PARANOIE
  type: MusicAlbum
  date published: 2024-06-29
album: PARANOIE
  type: MusicAlbum
  date published: 2024-06-29
  track: PARANOIE
    type: MusicRecording
    duration: PT1M30S
    duration ms: 90000
    explicit: true
    by artist: MARU
    in album: PARANOIE
      type: MusicAlbum
      date published: 2024-06-29
    genre: canzone napoletana
    isrc code: QZNWU2497703
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T01:46:48+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0af25d973b2ccc1eb797eb2eb5b462df02b9b2ce7f551c40c741bcb2dbb85cad
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958480
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958480
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWU2497703
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T02:58:58Z
    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 0x0af25d973b2ccc1eb797eb2eb5b462df02b9b2ce7f551c40c741bcb2dbb85cad. Chain 2 (Bitcoin): anchored in block 958480 (2026-07-18T02:58:58Z), 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/QZNWU2497703.
      date published: 2026-07-18T02:58:58Z
    audio: PARANOIE
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 87.914
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      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
album: ALONSO
album: AIR FORCE
album: OBIETTIVO FREESTYLE #1
album: UAUA
album: HOTSPOT
album: DISTANTI
album: CLUB
album: YACHT

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.567

Energy
type: PropertyValue
value: 0.707

Speechiness
type: PropertyValue
value: 0.225

Acousticness
type: PropertyValue
value: 0.753

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.307

Valence (Positivity)
type: PropertyValue
value: 0.8

Loudness (dB)
type: PropertyValue
value: -5.731

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

ALONSO
type: MusicAlbum
date published: 2024-08-06

ALONSO
type: MusicAlbum
date published: 2024-08-06

AIR FORCE
type: MusicAlbum
date published: 2024-09-12
track: AIR FORCE
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164571
  explicit: false
  by artist: MARU
  in album: AIR FORCE
    type: MusicAlbum
    date published: 2024-09-12
  genre: canzone napoletana
  isrc code: QZTB72442871
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T06:28:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd0a2bbbe40ee8b36ebd90a41e79ce6c40d2a62d6e22fce49be854703dc0dbb5e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957671
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957671
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB72442871
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-12T07:35:31Z
  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 0xd0a2bbbe40ee8b36ebd90a41e79ce6c40d2a62d6e22fce49be854703dc0dbb5e. Chain 2 (Bitcoin): anchored in block 957671 (2026-07-12T07:35:31Z), 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/QZTB72442871.
    date published: 2026-07-12T07:35:31Z
  audio: AIR FORCE
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.282
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.814
    additional property: Energy
      type: PropertyValue
      value: 0.76
    additional property: Speechiness
      type: PropertyValue
      value: 0.149
    additional property: Acousticness
      type: PropertyValue
      value: 0.349
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.408
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.777
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.527
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

AIR FORCE
type: MusicAlbum
date published: 2024-09-12

HABITUÉ
type: MusicAlbum
date published: 2024-11-15

OBIETTIVO FREESTYLE #1
type: MusicAlbum
date published: 2024-12-26

UAUA
type: MusicAlbum
date published: 2025-02-21

HOTSPOT
type: MusicAlbum
date published: 2025-04-04

DISTANTI
type: MusicAlbum
date published: 2025-06-06
track: DISTANTI
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148000
  explicit: false
  by artist: MARU
  in album: DISTANTI
    type: MusicAlbum
    date published: 2025-06-06
  genre: canzone napoletana
  isrc code: QZRP52548866
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T08:50:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x330af1af2ca4c768e0a98a43c94e9bc81db6d35d48ab3a868f42a28d71f721c0
  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/QZRP52548866
  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 0x330af1af2ca4c768e0a98a43c94e9bc81db6d35d48ab3a868f42a28d71f721c0. 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/QZRP52548866.
    date published: 2026-07-04T11:19:20Z
  audio: DISTANTI
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 98.052
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.831
    additional property: Energy
      type: PropertyValue
      value: 0.774
    additional property: Speechiness
      type: PropertyValue
      value: 0.203
    additional property: Acousticness
      type: PropertyValue
      value: 0.538
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.118
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.796
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.793
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

DISTANTI
type: MusicAlbum
date published: 2025-06-06

CLUB
type: MusicAlbum
date published: 2025-07-25

CLUB
type: MusicAlbum
date published: 2025-07-25

YACHT
type: MusicAlbum
date published: 2025-08-22
track: YACHT
  type: MusicRecording
  duration: PT2M34S
  duration ms: 154000
  explicit: false
  by artist: MARU
  in album: YACHT
    type: MusicAlbum
    date published: 2025-08-22
  genre: canzone napoletana
  isrc code: QZWFT2531866
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T03:44:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa7c1bdc63480bebf4bf7330ad8f39879e2a0a762dc4809b8761c413072cef91c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958819
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958819
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFT2531866
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T06:47:16Z
  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 0xa7c1bdc63480bebf4bf7330ad8f39879e2a0a762dc4809b8761c413072cef91c. Chain 2 (Bitcoin): anchored in block 958819 (2026-07-20T06:47:16Z), 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/QZWFT2531866.
    date published: 2026-07-20T06:47:16Z
  audio: YACHT
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.94
    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: 0.742
    additional property: Energy
      type: PropertyValue
      value: 0.872
    additional property: Speechiness
      type: PropertyValue
      value: 0.256
    additional property: Acousticness
      type: PropertyValue
      value: 0.037
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.053
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.658
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.389
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

YACHT
type: MusicAlbum
date published: 2025-08-22