Olga Marie Mikalsen
type: MusicGroup
description: Olga Marie Mikalsen was a singer and occasional actress from Norway who had her own style of singing. Background Olga Marie Mikalsen has been described as one of the most unique singing stars that No
popularity: 11
followers: 587
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x27d75ee60ba8071233e38e91c97bea12e436b10bccb713f0077000d6cfe30af0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953600
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953600
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0f157977-26fb-4d16-9365-dab3853024fb.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0f157977-26fb-4d16-9365-dab3853024fb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0f157977-26fb-4d16-9365-dab3853024fb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T06:45:44Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x27d75ee60ba8071233e38e91c97bea12e436b10bccb713f0077000d6cfe30af0","name":"Olga Marie Mikalsen","registered_at":"2026-06-14T05:58:25Z","symbol":"NIM0360010","token_address":"0x98180e44c35eb195994ed4dbca42d1e3e30f3a25","type":"artist","uuid":"0f157977-26fb-4d16-9365-dab3853024fb"}
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 0x27d75ee60ba8071233e38e91c97bea12e436b10bccb713f0077000d6cfe30af0. Chain 2 (Bitcoin): anchored in block 953600 (2026-06-14T06:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0f157977-26fb-4d16-9365-dab3853024fb.json and https://artists.proofprofile.net/proofs/artist/0f157977-26fb-4d16-9365-dab3853024fb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T06:45:44Z
  text: {"copyright_id":"0x27d75ee60ba8071233e38e91c97bea12e436b10bccb713f0077000d6cfe30af0","name":"Olga Marie Mikalsen","registered_at":"2026-06-14T05:58:25Z","symbol":"NIM0360010","token_address":"0x98180e44c35eb195994ed4dbca42d1e3e30f3a25","type":"artist","uuid":"0f157977-26fb-4d16-9365-dab3853024fb"}
album: Olga Synger Solo
  type: MusicAlbum
  date published: 1994
album: Olga synger solo
  type: MusicAlbum
  date published: 1994-05-01
album: Olga Marie 100 år - Live at Ulsteinvik
  type: MusicAlbum
  date published: 2015-01-09
album: Olga Marie 100 år - Live at Ulsteinvik
  type: MusicAlbum
  date published: 2015-01-09
album: Olga Marie 100 år (Live fra Ulstein Samfunnshus, Ulsteinvik / 1988)
  type: MusicAlbum
  date published: 2015-01-09