marco serri
type: MusicGroup
popularity: 11
followers: 1012
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ade75177ca91c6c918dda81c6a8ce9ccaca6b64d031d60f8115835717a8c2ce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953699
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953699
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/708cd4c2-4ef2-4a7d-95af-4c25cf339115.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/708cd4c2-4ef2-4a7d-95af-4c25cf339115.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/708cd4c2-4ef2-4a7d-95af-4c25cf339115
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T22:00:24Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0ade75177ca91c6c918dda81c6a8ce9ccaca6b64d031d60f8115835717a8c2ce","name":"marco serri","registered_at":"2026-06-14T16:13:35Z","symbol":"NIM0506749","token_address":"0x942a2c45883d2c20962f872bb4d6510efc32fb2f","type":"artist","uuid":"708cd4c2-4ef2-4a7d-95af-4c25cf339115"}
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 0x0ade75177ca91c6c918dda81c6a8ce9ccaca6b64d031d60f8115835717a8c2ce. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/708cd4c2-4ef2-4a7d-95af-4c25cf339115.json and https://artists.proofprofile.net/proofs/artist/708cd4c2-4ef2-4a7d-95af-4c25cf339115.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:00:24Z
  text: {"copyright_id":"0x0ade75177ca91c6c918dda81c6a8ce9ccaca6b64d031d60f8115835717a8c2ce","name":"marco serri","registered_at":"2026-06-14T16:13:35Z","symbol":"NIM0506749","token_address":"0x942a2c45883d2c20962f872bb4d6510efc32fb2f","type":"artist","uuid":"708cd4c2-4ef2-4a7d-95af-4c25cf339115"}
album: Ce n'est pas rien
  type: MusicAlbum
  date published: 2025-04-12
  track: Ce n'est pas rien
    type: MusicRecording
    duration: PT4M16S
    duration ms: 256130
    explicit: false
    by artist: marco serri
    in album: Ce n'est pas rien
      type: MusicAlbum
      date published: 2025-04-12
    isrc code: TCAJN2514682
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T04:48:51+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfcd0fe3ec77c2abacb5bf9635b0be986865fc7466fcdb1bc508c761233090127
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958242
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958242
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJN2514682
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T07:49:47Z
    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 0xfcd0fe3ec77c2abacb5bf9635b0be986865fc7466fcdb1bc508c761233090127. Chain 2 (Bitcoin): anchored in block 958242 (2026-07-16T07:49:47Z), 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/TCAJN2514682.
      date published: 2026-07-16T07:49:47Z
    audio: Ce n'est pas rien
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 83.373
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.327
      additional property: Energy
        type: PropertyValue
        value: 0.59
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.009
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.279
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.394
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.852
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Nothing We Can't Do
  type: MusicAlbum
  date published: 2025-04-12
  track: Nothing We Can't Do
    type: MusicRecording
    duration: PT3M17S
    duration ms: 197041
    explicit: false
    by artist: marco serri
    in album: Nothing We Can't Do
      type: MusicAlbum
      date published: 2025-04-12
    isrc code: TCAJN2514789
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T04:01:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x76621ec07a46e9be8d722e25e497e031335fc34c01e0eac5c5377f12ca667388
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958245
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958245
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJN2514789
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T07:02:58Z
    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 0x76621ec07a46e9be8d722e25e497e031335fc34c01e0eac5c5377f12ca667388. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T07:02:58Z), 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/TCAJN2514789.
      date published: 2026-07-16T07:02:58Z
    audio: Nothing We Can't Do
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 154.049
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.463
      additional property: Energy
        type: PropertyValue
        value: 0.672
      additional property: Speechiness
        type: PropertyValue
        value: 0.041
      additional property: Acousticness
        type: PropertyValue
        value: 0.066
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.102
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.616
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: les étoiles éteintes
album: The Thrill Is Gone (Cover)
album: Our Final Dance
album: My Brother My Friend
album: Drive along the coastline

Loudness (dB)
type: PropertyValue
value: -6.402

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

les étoiles éteintes
type: MusicAlbum
date published: 2025-04-18

The Thrill Is Gone (Cover)
type: MusicAlbum
date published: 2025-04-18

Our Final Dance
type: MusicAlbum
date published: 2025-05-05
track: Our Final Dance
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236255
  explicit: false
  by artist: marco serri
  in album: Our Final Dance
    type: MusicAlbum
    date published: 2025-05-05
  isrc code: TCAJP2513291
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T20:24:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x27779656d4c8dbe190a0b8f5a5d369c0db948d152e1a28a7b40afd7fcd8d9037
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJP2513291
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 0x27779656d4c8dbe190a0b8f5a5d369c0db948d152e1a28a7b40afd7fcd8d9037. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/TCAJP2513291.
    date published: 2026-07-05T01:12:41Z
  audio: Our Final Dance
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 175.984
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.416
    additional property: Energy
      type: PropertyValue
      value: 0.738
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.047
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.332
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.507
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.757
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

My Brother My Friend
type: MusicAlbum
date published: 2025-06-12

Drive along the coastline
type: MusicAlbum
date published: 2025-11-14