Checkmate
type: MusicGroup
genre: underground hip hop
description: right|thumb|upright=1.35|Black is checkmated and loses the game. Checkmate (often shortened to mate) is any game position in chess and other chess-like games in which a player's king is in check (thr
popularity: 17
followers: 2354
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  date published: 2026-06-14T20:19:15Z
album: Welcome To The Game
  type: MusicAlbum
  date published: 2000-01-01
album: Feedback
  type: MusicAlbum
  date published: 2012-11-19
album: I Like It Hot
  type: MusicAlbum
  date published: 2014-01-01
album: Checkmate Presents…Game Related
  type: MusicAlbum
  date published: 2015-02-03
album: No More Lonely Nights
  type: MusicAlbum
  date published: 2015-07-22
album: Sour Surfin'
  type: MusicAlbum
  date published: 2019-07-26
album: The Council
  type: MusicAlbum
  date published: 2019-08-30
album: Mayweather
  type: MusicAlbum
  date published: 2019-10-18
album: Dark Matter
  type: MusicAlbum
  date published: 2019-10-25
album: Hustle Game 101
  type: MusicAlbum
  date published: 2019-11-29
album: 2020 Love
  type: MusicAlbum
  date published: 2020-06-12
album: M.O.M.M
  type: MusicAlbum
  date published: 2020-07-17
album: No Pressure
  type: MusicAlbum
  date published: 2020-08-21
album: Hustler & the Gambling Man
  type: MusicAlbum
  date published: 2020-10-30
album: Cadillac Dreams
  type: MusicAlbum
  date published: 2020-12-11
album: Aviator Game
  type: MusicAlbum
  date published: 2021-01-15
album: Game Policy
  type: MusicAlbum
  date published: 2021-02-12
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      type: MusicAlbum
      date published: 2021-02-12
    genre: underground hip hop
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
    audio: Game Policy
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album: Still Hustling
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  date published: 2021-02-26
album: Aviator Game
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      date published: 2021-03-12
    genre: underground hip hop
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    audio: Game Policy
album: Advanced Game
album: Ready 4 Winter
album: HARRD
album: The Association
album: FlyerThanThis
album: Untied Laces
album: That Flow
album: Greatness
album: The Major Leagues
album: April Showers
album: Pro Game
album: Mention My Name
album: May Flowers
album: Pro Game 2

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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

OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d3a361f9e64bb492e4b28d574c30ec496db35e45f0540c8ee91b48ed7ecb5d6. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/QZFYY2160666.
date published: 2026-07-08T08:56:20Z

Game Policy
type: AudioObject
additional property: Tempo (BPM)
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Advanced Game
type: MusicAlbum
date published: 2021-07-23

Ready 4 Winter
type: MusicAlbum
date published: 2022-03-04

HARRD
type: MusicAlbum
date published: 2022-04-01

The Association
type: MusicAlbum
date published: 2022-05-13

FlyerThanThis
type: MusicAlbum
date published: 2022-06-17

Untied Laces
type: MusicAlbum
date published: 2022-07-29

That Flow
type: MusicAlbum
date published: 2022-08-26

Greatness
type: MusicAlbum
date published: 2022-10-21

The Major Leagues
type: MusicAlbum
date published: 2023-04-07

April Showers
type: MusicAlbum
date published: 2023-04-21

Pro Game
type: MusicAlbum
date published: 2023-05-05

Mention My Name
type: MusicAlbum
date published: 2023-05-26

May Flowers
type: MusicAlbum
date published: 2024-12-18

Pro Game 2
type: MusicAlbum
date published: 2025-01-31