Siegfried Walch
type: MusicGroup
genre: schlager
genre: schlagerparty
description: Siegfried Sebastian Walch (born 8 April 1984) is a German politician who was elected as a member of the Bundestag in 2025. He has served as district administrator of Traunstein since 2014. References
popularity: 2
followers: 84
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd268cb0edd0f64483d2f37aef71a3933887188557417a7cdf7566698460f322d. 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/f6e0d7b7-c31e-479b-bc37-65bd31262315.json and https://artists.proofprofile.net/proofs/artist/f6e0d7b7-c31e-479b-bc37-65bd31262315.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T15:47:51Z
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