Lampen
type: MusicGroup
description: Lampen is a surname. Notable people with the surname include: Aleksander Lampén (1879–1935), Finnish engineer, politician John Lampen (born 1938), English Quaker and writer Timo Lampén (1934–1999), F
popularity: 2
followers: 5251
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x017726a7e8e916834978641f2f25a38b03c31014e17149139c25550b9ee53755
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953947
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953947
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/243ca2e8-8550-4d49-b3cc-d2a73b8e3a5e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/243ca2e8-8550-4d49-b3cc-d2a73b8e3a5e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/243ca2e8-8550-4d49-b3cc-d2a73b8e3a5e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T13:14:26Z
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 0x017726a7e8e916834978641f2f25a38b03c31014e17149139c25550b9ee53755. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/243ca2e8-8550-4d49-b3cc-d2a73b8e3a5e.json and https://artists.proofprofile.net/proofs/artist/243ca2e8-8550-4d49-b3cc-d2a73b8e3a5e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
album: Dosen
  type: MusicAlbum
  date published: 2022-07-15
album: Dosen
  type: MusicAlbum
  date published: 2022-07-15
album: Grün und Grau
  type: MusicAlbum
  date published: 2022-08-05
album: Lampen
  type: MusicAlbum
  date published: 2022-09-09
album: Lampen
  type: MusicAlbum
  date published: 2022-09-09
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2025-07-16