Cathay
type: MusicGroup
description: thumb|300px|Empire of the Great Khan (Catayo for Cathay) according to the Catalan Atlas (1375, rotated 180°). Xinjiang with its caravan of traders appears in the bottom right corner, while the Pacific
popularity: 19
followers: 776
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f6401482deaa44255622115aad4c2ed05616ac91f30f639ace88f9f2bbea462. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/96e94493-8c02-4d67-bfd6-13a30064ce3b.json and https://artists.proofprofile.net/proofs/artist/96e94493-8c02-4d67-bfd6-13a30064ce3b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T09:50:11Z
album: Song of Cathay
  type: MusicAlbum
  date published: 2024-08-25
  track: In the lounge
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      date published: 2024-08-25
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-15T00:21:05Z
    audio: In the lounge
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  track: Interlude
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      date published: 2024-08-25
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-12T22:01:25Z
    audio: Interlude
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Key Name
      additional property: Mode Name

Key Name
type: PropertyValue
value: C

Mode Name
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value: Major