Johannes Winkler
type: MusicGroup
description: Johannes Winkler (29 May 1897 – 27 December 1947) was a German rocket pioneer who co-founded with Max Valier of Opel RAK the first German rocket society "Verein für Raumschiffahrt" and launched, after
popularity: 28
followers: 449
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61ba092714c5c9a9283eda7df6f3c97212c52ac7e7a9a86e69375d13d24e26f5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aa385c46-5a3e-4001-8911-ee3e675ff417.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aa385c46-5a3e-4001-8911-ee3e675ff417.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/aa385c46-5a3e-4001-8911-ee3e675ff417
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x61ba092714c5c9a9283eda7df6f3c97212c52ac7e7a9a86e69375d13d24e26f5","name":"Johannes Winkler","registered_at":"2026-06-12T06:51:17Z","symbol":"NIM0219711","token_address":"0x3e535937559d74589ad0a56e26b54791bfdfdd18","type":"artist","uuid":"aa385c46-5a3e-4001-8911-ee3e675ff417"}
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 0x61ba092714c5c9a9283eda7df6f3c97212c52ac7e7a9a86e69375d13d24e26f5. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aa385c46-5a3e-4001-8911-ee3e675ff417.json and https://artists.proofprofile.net/proofs/artist/aa385c46-5a3e-4001-8911-ee3e675ff417.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x61ba092714c5c9a9283eda7df6f3c97212c52ac7e7a9a86e69375d13d24e26f5","name":"Johannes Winkler","registered_at":"2026-06-12T06:51:17Z","symbol":"NIM0219711","token_address":"0x3e535937559d74589ad0a56e26b54791bfdfdd18","type":"artist","uuid":"aa385c46-5a3e-4001-8911-ee3e675ff417"}
album: Vogelperspektive
  type: MusicAlbum
  date published: 2022-01-03
album: Resonanz
  type: MusicAlbum
  date published: 2022-07-08
album: Moogendorfer Etudes
  type: MusicAlbum
  date published: 2022-11-22
album: Forest Network
  type: MusicAlbum
  date published: 2023-06-02
album: Equilibrium
  type: MusicAlbum
  date published: 2023-06-30
album: Forest Floor
  type: MusicAlbum
  date published: 2023-09-22
album: Fragments
  type: MusicAlbum
  date published: 2024-03-22
album: Fragments
  type: MusicAlbum
  date published: 2024-03-22
album: The Track (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2025-04-29