Alexander Dreyschock
type: MusicGroup
description: thumb|right|Alexander Dreyschock was famous for playing the left-hand arpeggios of Chopin's Revolutionary Étude in octaves, at every concert. Alexander Dreyschock (15 October 1818 – 1 April 1869) was
popularity: 2
followers: 111
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc73f460a7fce225f732cc3ce0857347753185326c65b9b72f660dc2284f40372
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954013
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954013
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3535a0f5-9ee3-497b-aef0-665b8850ec32.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3535a0f5-9ee3-497b-aef0-665b8850ec32.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3535a0f5-9ee3-497b-aef0-665b8850ec32
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T22:27:01Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc73f460a7fce225f732cc3ce0857347753185326c65b9b72f660dc2284f40372","name":"Alexander Dreyschock","registered_at":"2026-06-16T08:04:38Z","symbol":"NIM0989124","token_address":"0xe2a293d394326e973567cc37ce7de91e7186c9e3","type":"artist","uuid":"3535a0f5-9ee3-497b-aef0-665b8850ec32"}
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 0xc73f460a7fce225f732cc3ce0857347753185326c65b9b72f660dc2284f40372. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3535a0f5-9ee3-497b-aef0-665b8850ec32.json and https://artists.proofprofile.net/proofs/artist/3535a0f5-9ee3-497b-aef0-665b8850ec32.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xc73f460a7fce225f732cc3ce0857347753185326c65b9b72f660dc2284f40372","name":"Alexander Dreyschock","registered_at":"2026-06-16T08:04:38Z","symbol":"NIM0989124","token_address":"0xe2a293d394326e973567cc37ce7de91e7186c9e3","type":"artist","uuid":"3535a0f5-9ee3-497b-aef0-665b8850ec32"}
album: Dreyschock: Romantische Klaviermusik
  type: MusicAlbum
  date published: 2004-01-01