Ivan Petrosyan
type: MusicGroup
popularity: 16
followers: 128
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44b256d8edb16d7b3f6df605be81ec73f7879313d553de6b9ff389364a9a41f9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953808
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953808
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f5771aa4-b034-4009-b1b0-9e6693958409.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f5771aa4-b034-4009-b1b0-9e6693958409.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f5771aa4-b034-4009-b1b0-9e6693958409
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T16:45:15Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x44b256d8edb16d7b3f6df605be81ec73f7879313d553de6b9ff389364a9a41f9","name":"Ivan Petrosyan","registered_at":"2026-06-15T06:15:38Z","symbol":"NIM0707692","token_address":"0x7b191e266e569dcb62dd6d356d50896d3a60eda7","type":"artist","uuid":"f5771aa4-b034-4009-b1b0-9e6693958409"}
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 0x44b256d8edb16d7b3f6df605be81ec73f7879313d553de6b9ff389364a9a41f9. Chain 2 (Bitcoin): anchored in block 953808 (2026-06-15T16:45:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f5771aa4-b034-4009-b1b0-9e6693958409.json and https://artists.proofprofile.net/proofs/artist/f5771aa4-b034-4009-b1b0-9e6693958409.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T16:45:15Z
  text: {"copyright_id":"0x44b256d8edb16d7b3f6df605be81ec73f7879313d553de6b9ff389364a9a41f9","name":"Ivan Petrosyan","registered_at":"2026-06-15T06:15:38Z","symbol":"NIM0707692","token_address":"0x7b191e266e569dcb62dd6d356d50896d3a60eda7","type":"artist","uuid":"f5771aa4-b034-4009-b1b0-9e6693958409"}
album: Armenian Chill
  type: MusicAlbum
  date published: 2024-02-03
  track: Sevan
    type: MusicRecording
    duration: PT2M10S
    duration ms: 130169
    explicit: false
    by artist: Ivan Petrosyan
    in album: Armenian Chill
      type: MusicAlbum
      date published: 2024-02-03
    isrc code: QZDA62438296
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-14T20:54:11+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x94f93f313c13d341b288560eff1ce20fcc9d34fc4037437439568f772808e435
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958063
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958063
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA62438296
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T21:07:34Z
    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 0x94f93f313c13d341b288560eff1ce20fcc9d34fc4037437439568f772808e435. Chain 2 (Bitcoin): anchored in block 958063 (2026-07-14T21:07:34Z), 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/QZDA62438296.
      date published: 2026-07-14T21:07:34Z
    audio: Sevan
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 69.033
      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: 0.069
      additional property: Energy
        type: PropertyValue
        value: 0.026
      additional property: Speechiness
        type: PropertyValue
        value: 0.052
      additional property: Acousticness
        type: PropertyValue
        value: 0.992
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.927
      additional property: Liveness
        type: PropertyValue
        value: 0.12
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.036
      additional property: Loudness (dB)
        type: PropertyValue
        value: -26.031
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Winds over Yerevan
    type: MusicRecording
    duration: PT2M10S
    duration ms: 130500
    explicit: false
    by artist: Ivan Petrosyan
    in album: Armenian Chill
      type: MusicAlbum
      date published: 2024-02-03
    isrc code: QZDA62438300
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-14T19:53:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb77c6f3062a0b98e753b938059e0d9ce00800e98ef088b80606b8a62596f4836
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958060
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958060
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA62438300
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T20:39:42Z
    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 0xb77c6f3062a0b98e753b938059e0d9ce00800e98ef088b80606b8a62596f4836. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), 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/QZDA62438300.
      date published: 2026-07-14T20:39:42Z
    audio: Winds over Yerevan
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 86.405
      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: 0.218
      additional property: Energy
        type: PropertyValue
        value: 0.051
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.951
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.853
      additional property: Liveness
        type: PropertyValue
        value: 0.099
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.06
      additional property: Loudness (dB)
        type: PropertyValue
        value: -23.95
      additional property: Key Name
      additional property: Mode Name
album: Whisper of the Duduk
album: Egyptian Magic Duduk
album: Lake Van
album: Egyptian Dreams
album: Evening Duduk
album: Duduk Fantasy
album: Duduk Winds
album: Duduk Breeze
album: Echoes of Ararat
album: Moonlight over Ani

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

Whisper of the Duduk
type: MusicAlbum
date published: 2024-03-25

Egyptian Magic Duduk
type: MusicAlbum
date published: 2024-04-10

Lake Van
type: MusicAlbum
date published: 2024-04-28

Egyptian Dreams
type: MusicAlbum
date published: 2024-05-20

Evening Duduk
type: MusicAlbum
date published: 2024-06-04

Duduk Fantasy
type: MusicAlbum
date published: 2024-09-14
track: Mystial Mountains
  type: MusicRecording
  duration: PT2M19S
  duration ms: 139200
  explicit: false
  by artist: Ivan Petrosyan
  in album: Duduk Fantasy
    type: MusicAlbum
    date published: 2024-09-14
  isrc code: QZTAU2448418
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T12:09:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x17a99772b6bc758324d8c4ce198de998c4b5bd608d93a25d56dbeffe464c74e4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958547
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958547
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2448418
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T12:44:05Z
  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 0x17a99772b6bc758324d8c4ce198de998c4b5bd608d93a25d56dbeffe464c74e4. Chain 2 (Bitcoin): anchored in block 958547 (2026-07-18T12:44:05Z), 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/QZTAU2448418.
    date published: 2026-07-18T12:44:05Z
  audio: Mystial Mountains
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 144.764
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.154
    additional property: Energy
      type: PropertyValue
      value: 0.224
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.895
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.907
    additional property: Liveness
      type: PropertyValue
      value: 0.126
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.036
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.511
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Duduk Winds
type: MusicAlbum
date published: 2024-10-24

Duduk Breeze
type: MusicAlbum
date published: 2024-11-21

Echoes of Ararat
type: MusicAlbum
date published: 2025-10-11

Moonlight over Ani
type: MusicAlbum
date published: 2025-10-30