Shefat Ahmed
type: MusicGroup
popularity: 4
followers: 5
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0bdba10e602adb091833e9de6d260706b0ce4ba9e6584fa7cb47e72273eafc6e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954555
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954555
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T12:10:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0bdba10e602adb091833e9de6d260706b0ce4ba9e6584fa7cb47e72273eafc6e","name":"Shefat Ahmed","registered_at":"2026-06-20T11:02:01Z","symbol":"NIM1596472","token_address":"0x36f3f5240d3a64713d6f61507f23cb7b2491fea9","type":"artist","uuid":"ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9"}
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 0x0bdba10e602adb091833e9de6d260706b0ce4ba9e6584fa7cb47e72273eafc6e. Chain 2 (Bitcoin): anchored in block 954556 (2026-06-20T12:14:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9.json and https://artists.proofprofile.net/proofs/artist/ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T12:14:15Z
  text: {"copyright_id":"0x0bdba10e602adb091833e9de6d260706b0ce4ba9e6584fa7cb47e72273eafc6e","name":"Shefat Ahmed","registered_at":"2026-06-20T11:02:01Z","symbol":"NIM1596472","token_address":"0x36f3f5240d3a64713d6f61507f23cb7b2491fea9","type":"artist","uuid":"ade8851f-2ac0-4caa-aa71-9e7a9e75e4a9"}
album: Amar Klanto Bikel (Piano)
  type: MusicAlbum
  date published: 2025-05-19
album: Amar Moto Eto Sukhi (Piano)
  type: MusicAlbum
  date published: 2025-05-19
album: Ki Nesha Chorale (Lofi)
  type: MusicAlbum
  date published: 2025-05-19
  track: Ki Nesha Chorale - Lofi
    type: MusicRecording
    duration: PT4M34S
    duration ms: 274133
    explicit: false
    by artist: Shefat Ahmed
    in album: Ki Nesha Chorale (Lofi)
      type: MusicAlbum
      date published: 2025-05-19
    isrc code: QZRP42512607
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T20:35:27+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa47382e3f449f1e17f264365c8e07c8f9a1f2e0b4bca75f5bf653889bbbf102b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956728
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956728
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZRP42512607
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:43:49Z
    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 0xa47382e3f449f1e17f264365c8e07c8f9a1f2e0b4bca75f5bf653889bbbf102b. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/QZRP42512607.
      date published: 2026-07-05T01:43:49Z
    audio: Ki Nesha Chorale - Lofi
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 143.318
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.314
      additional property: Energy
        type: PropertyValue
        value: 0.41
      additional property: Speechiness
        type: PropertyValue
        value: 0.042
      additional property: Acousticness
        type: PropertyValue
        value: 0.03
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.022
      additional property: Liveness
        type: PropertyValue
        value: 0.301
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.092
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.897
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Nodi (Beat Version)
  type: MusicAlbum
  date published: 2025-05-20
album: Vejha Sondha x Ek Mutho Roddur (Mixed Beat Version)
  type: MusicAlbum
  date published: 2025-05-20
album: Mitthe Noy
  type: MusicAlbum
  date published: 2025-05-20
album: Jaan Ban Gaye (Piano Version)
  type: MusicAlbum
  date published: 2025-05-20
album: In The End (Lofi Beat)
  type: MusicAlbum
  date published: 2025-05-20
album: Deora Theme
  type: MusicAlbum
  date published: 2025-05-21
album: Atif Aslam Mashup 1.0 (Mixed)
  type: MusicAlbum
  date published: 2025-05-21
album: Aaina Mon Bhanga (Unplugged Version)
  type: MusicAlbum
  date published: 2025-05-22
album: Zara Zara Soikot Ahmed (Beat Version)
  type: MusicAlbum
  date published: 2025-05-22
album: Ami Amar Moto (Studio Version)
  type: MusicAlbum
  date published: 2025-05-23
album: Boro Eka Eka (Piano Version)
  type: MusicAlbum
  date published: 2025-05-23
album: Main Woh Chand
  type: MusicAlbum
  date published: 2025-05-23
album: Avijog X Ami Parini (Mix Version)
  type: MusicAlbum
  date published: 2025-05-26
album: Ki Jadu Korila
  type: MusicAlbum
  date published: 2025-05-26
album: Keno Piriti Baraila
  type: MusicAlbum
  date published: 2025-05-26
album: Chole Gecho Tate Ki (Mix Version)
  type: MusicAlbum
  date published: 2025-05-26
album: Raja Hin Rajjo (Acoustic Version)
  type: MusicAlbum
  date published: 2025-05-30
album: Tumi Hina (Piano Version)
  type: MusicAlbum
  date published: 2025-05-30
album: Rooh (Tere Bina Jeena Saza Ho Gaya)
  type: MusicAlbum
  date published: 2025-06-05
album: Tu Pehla Pehla
  type: MusicAlbum
  date published: 2025-06-05
album: Tor Kotha (Lofi Beat Version)
  type: MusicAlbum
  date published: 2025-06-18
album: Channa Mereya (Bangla Version)
  type: MusicAlbum
  date published: 2025-06-18
album: Didha (Studio Version)
  type: MusicAlbum
  date published: 2025-06-19
album: Legend House
album: Din Gelo (Piano Version)
album: Lichur Bhagane (Unplugged Short Version)
album: Amar Din Gulo Shob Jay Hariye Adhare (Recover Version)
album: Saware (Guitar Version)
album: Shajiye Gujhiye De More (Slowed)

Legend House
type: MusicAlbum
date published: 2025-06-28

Din Gelo (Piano Version)
type: MusicAlbum
date published: 2025-07-03

Lichur Bhagane (Unplugged Short Version)
type: MusicAlbum
date published: 2025-07-10

Amar Din Gulo Shob Jay Hariye Adhare (Recover Version)
type: MusicAlbum
date published: 2025-07-13

Saware (Guitar Version)
type: MusicAlbum
date published: 2025-07-20

Shajiye Gujhiye De More (Slowed)
type: MusicAlbum
date published: 2025-08-13