JAHID HASAN
type: MusicGroup
description: Jahid Hasan (; born 1 June 2002) is a Bangladeshi professional footballer who plays as a left-back for Bangladesh Premier League club Bashundhara Kings. Club career Jahid began his career with his ho
popularity: 4
followers: 103
additional property: CopyrightID
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x665ef2edc7c84ce068fa2224973785b335b176b10d84e868341afe676a6100cc. Chain 2 (Bitcoin): anchored in block 954650 (2026-06-21T04:51:12Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d941b8ef-c17a-4464-97e1-19eb386f0881.json and https://artists.proofprofile.net/proofs/artist/d941b8ef-c17a-4464-97e1-19eb386f0881.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T04:51:12Z
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album: Barir Pase Moinar Bari
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  date published: 2024-11-09
  track: Barir Pase Moinar Bari
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    duration: PT5M50S
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    by artist: JAHID HASAN
    in album: Barir Pase Moinar Bari
      type: MusicAlbum
      date published: 2024-11-09
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    subject of: OpenTimestamps Proof of Existence
    audio: Barir Pase Moinar Bari
album: Bina Duse Dusi Koira
album: Ekta Beiman Pakhi
album: Jonom Jonom Vasbo Valo Tore
album: Jat Vabi Bule Jabo
album: Kobor Amai Dakse Doyal
album: Piriti Kathaler Atha
album: Ager Bahaduri Naire Ekhon
album: Dekhte ManushHoilei Ki Manush Houa Jai
album: Mayai Ghera Ei Prithibi Ekdin Chere Jabo
album: Tumi Doyal Parer Naiya
album: O Doyal Goriber Dukkho Keno Kome Na
album: Amar Sob Dorojay Tala
album: Vober Ei Rongoshalay
album: Sat Dojokher Agun Dila

OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58d0742478f58fa108231e98b0bd165eff041bfe91ef4b0c831d09b22dd958a6. Chain 2 (Bitcoin): anchored in block 958783 (2026-07-19T23:32:48Z), 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/TCAJA2405143.
date published: 2026-07-19T23:32:48Z

Barir Pase Moinar Bari
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additional property: Mode (Major/Minor)
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additional property: Valence (Positivity)
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additional property: Mode Name
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Bina Duse Dusi Koira
type: MusicAlbum
date published: 2024-11-15

Ekta Beiman Pakhi
type: MusicAlbum
date published: 2024-11-18

Jonom Jonom Vasbo Valo Tore
type: MusicAlbum
date published: 2024-11-25

Jat Vabi Bule Jabo
type: MusicAlbum
date published: 2024-12-23

Kobor Amai Dakse Doyal
type: MusicAlbum
date published: 2025-04-19

Piriti Kathaler Atha
type: MusicAlbum
date published: 2025-04-19

Ager Bahaduri Naire Ekhon
type: MusicAlbum
date published: 2025-07-11

Dekhte ManushHoilei Ki Manush Houa Jai
type: MusicAlbum
date published: 2025-07-11

Mayai Ghera Ei Prithibi Ekdin Chere Jabo
type: MusicAlbum
date published: 2025-07-11

Tumi Doyal Parer Naiya
type: MusicAlbum
date published: 2025-07-11

O Doyal Goriber Dukkho Keno Kome Na
type: MusicAlbum
date published: 2025-07-11

Amar Sob Dorojay Tala
type: MusicAlbum
date published: 2025-08-03

Vober Ei Rongoshalay
type: MusicAlbum
date published: 2025-08-03

Sat Dojokher Agun Dila
type: MusicAlbum
date published: 2025-11-08