Spyra
type: MusicGroup
genre: nu jazz
genre: space music
description: Spyra is a surname. Notable people with the name include: Janusz Spyra (born 1958), Polish historian Wolfram Spyra (born 1964), German composer of ambient music See also Spira (disambiguation)
popularity: 2
followers: 407
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f50a3a7c88af8367ab43f10a611e1344e03833e8acfd0c1c30e0238c2a8c300
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954717
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954717
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T15:47:51Z
additional property: OTSCanonicalRecord
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 0x4f50a3a7c88af8367ab43f10a611e1344e03833e8acfd0c1c30e0238c2a8c300. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f.json and https://artists.proofprofile.net/proofs/artist/f39270f0-1f76-44b3-a412-d6a1549ee10f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T15:47:51Z
album: Future of the Past (2022 Remastered)
  type: MusicAlbum
  date published: 1997
album: My Little Garden of Sounds (2022 Remastered)
  type: MusicAlbum
  date published: 1997
album: Homelistening Is Killing Clubs (2022 Remaster)
  type: MusicAlbum
  date published: 2000
album: ADSR Remixed
  type: MusicAlbum
  date published: 2010-05-08
album: Staub
  type: MusicAlbum
  date published: 2014-10-24