Duel
type: MusicGroup
description: thumb|The Code Of Honor—A Duel in the Bois De Boulogne, Near Paris, wood-engraving after Godefroy Durand, Harper's Weekly (January 1875) A duel is an arranged engagement in combat between two people
popularity: 21
followers: 547
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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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  date published: 2026-06-12T21:20:00Z
album: O.k. Corral
  type: MusicAlbum
  date published: 1995
album: Psycho Friend
  type: MusicAlbum
  date published: 2001-05-01
album: Duel
  type: MusicAlbum
  date published: 2004-01-01
album: Duel
  type: MusicAlbum
  date published: 2004-01-01
  track: Chi Mai (Theme from "The Life and Times of David Lloyd George")
album: Under Ibiza Sun (feat. Kevin Delite)
  type: MusicAlbum
  date published: 2006
album: Soultrippin
  type: MusicAlbum
  date published: 2008-04-14
album: Duel
  type: MusicAlbum
  date published: 2009-06-18
album: Go Away
  type: MusicAlbum
  date published: 2010-03-10
album: Lorca (Duel feat. Leslie Duka)
  type: MusicAlbum
  date published: 2010-07-07
album: Lorca
  type: MusicAlbum
  date published: 2010-09-16
album: Dream about Tomorrow
  type: MusicAlbum
  date published: 2011-04-17
album: A Vessel In Orbit
  type: MusicAlbum
  date published: 2011-07-06
album: Vertiges #1
  type: MusicAlbum
  date published: 2012-01-01
album: Vertiges #1
  type: MusicAlbum
  date published: 2012-11-12
album: Vertiges #2
  type: MusicAlbum
  date published: 2013-01-01
album: Vertiges #3
  type: MusicAlbum
  date published: 2013-01-01
album: Should I Stay or Should I Go
  type: MusicAlbum
  date published: 2013-02-28
album: Famous
  type: MusicAlbum
  date published: 2014
album: Famous
  type: MusicAlbum
  date published: 2014-02-24
album: Famous (feat. Akon, Tony T, Desa & Robert M)
  type: MusicAlbum
  date published: 2015-09-04
album: Therapy / Soft Spoken
  type: MusicAlbum
  date published: 2016-02-13
album: Super Nova
  type: MusicAlbum
  date published: 2016-09-12
album: Ethnical Trip
  type: MusicAlbum
  date published: 2017-07-14
album: Ha Ni Na
  type: MusicAlbum
  date published: 2018-11-14
track: Kanon in D major
track: Jailbreak
track: Ashokan Farewell
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
  audio: Chi Mai
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track: Bánat, Bánat
track: Cavatina (Theme from "The Deer Hunter")

Chi Mai (Theme from "The Life and Times of David Lloyd George")
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by artist: Duel
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8237bf3bcc29e368a4bc3e47914ca784f22556b908a543c25bd5ee487dc2860. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/GBBBA0341650.
  date published: 2026-07-02T16:51:38Z
audio: Chi Mai (Theme from "The Life and Times of David Lloyd George")
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Kanon in D major
type: MusicRecording
duration: PT4M1S
duration ms: 241946
explicit: false
by artist: Johann Pachelbel
by artist: Duel
by artist: London Session Orchestra
by artist: Gavyn Wright
in album: Classical Hits: Pachelbel's Canon
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  date published: 2021-07-06
isrc code: GBBBA0341670
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b99210ec23e60ad5d8f69ca1e45b246468502187442b878e11b07d8b70795d5. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GBBBA0341670.
  date published: 2026-06-13T17:25:41Z
audio: Kanon in D major
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Jailbreak
type: MusicRecording
duration: PT4M12S
duration ms: 252413
explicit: false
by artist: Duel
in album: Bow to Your Masters Volume 1: Thin Lizzy
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isrc code: USDBY2400464
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additional property: OTSVerifyInstructions
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  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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Jailbreak
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Ashokan Farewell
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duration: PT4M3S
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by artist: Jay Ungar
by artist: Duel
by artist: London Session Orchestra
by artist: Gavyn Wright
in album: Election Day Music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Ashokan Farewell
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Bánat, Bánat
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by artist: Colorstar
by artist: Duel
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popularity: 2
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T15:42:38Z
audio: Bánat, Bánat
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
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    value: 0.512
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.402
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: HUA611802851
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
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  value: 960273
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA611802851
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Cavatina (Theme from "The Deer Hunter")
type: MusicRecording
duration: PT3M40S
duration ms: 220680
explicit: false
by artist: Stanley Myers
by artist: Duel
by artist: London Session Orchestra
in album: Summertime: Beautiful arias and classic songs of summer
  type: MusicAlbum
  date published: 2009-01-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff4989387fcbd0484d23b4135402caf3f4583a7177a4a22c9084898c76a5d934. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), 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/GBBBA0341710.
  date published: 2026-07-31T10:20:10Z
audio: Cavatina (Theme from "The Deer Hunter")
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.004
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.1
  additional property: Energy
    type: PropertyValue
    value: 0.42
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.921
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.842
  additional property: Liveness
    type: PropertyValue
    value: 0.177
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.575
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBBBA0341710
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960389
additional property: BitcoinTime
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0341710
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960389
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960389
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T10:20:10+00:00
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch