Siegfried
type: MusicGroup
genre: folk metal
genre: symphonic metal
description: Siegfried is a German-language male given name, composed from the Germanic elements sig "victory" and frithu "protection, peace". The German name has the Old Norse cognate Sigfriðr, Sigfrøðr, which gi
popularity: 2
followers: 453
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x09d30eaed2b00590416222d1009db87e6ff731ebcd1ec95fb0fa61925d15dfa0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/58f03b7c-fbd7-46bc-be91-f908e7fc61f8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/58f03b7c-fbd7-46bc-be91-f908e7fc61f8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/58f03b7c-fbd7-46bc-be91-f908e7fc61f8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
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 0x09d30eaed2b00590416222d1009db87e6ff731ebcd1ec95fb0fa61925d15dfa0. 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/58f03b7c-fbd7-46bc-be91-f908e7fc61f8.json and https://artists.proofprofile.net/proofs/artist/58f03b7c-fbd7-46bc-be91-f908e7fc61f8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: Drachenherz
  type: MusicAlbum
  date published: 2001
album: Drachenherz
  type: MusicAlbum
  date published: 2001-01-01
album: Eisenwinter
  type: MusicAlbum
  date published: 2003
album: Eisenwinter
  type: MusicAlbum
  date published: 2003-01-01
album: Nibelung
  type: MusicAlbum
  date published: 2009
album: Nibelung
  type: MusicAlbum
  date published: 2009-01-01
album: Nibelung
  type: MusicAlbum
  date published: 2010-08-31