Marshall Hamburger
type: MusicGroup
description: Marshall Hamburger (born 1 June 2005) is an Australian singer, songwriter and pianist who won the tenth season of Australian Idol in 2025. He officially won the title in April 2025, taking home the $1
popularity: 26
followers: 1903
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a7670b1d6b540ed58ee6d626124a3d56402dcfb2f2e722462589d617677995f
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/6357e613-180b-4f0e-840b-8c8f3f84ef2f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6357e613-180b-4f0e-840b-8c8f3f84ef2f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6357e613-180b-4f0e-840b-8c8f3f84ef2f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7a7670b1d6b540ed58ee6d626124a3d56402dcfb2f2e722462589d617677995f","name":"Marshall Hamburger","registered_at":"2026-06-11T22:55:37Z","symbol":"NIM0128587","token_address":"0x4b91bd339c82f1d5e838e11030ff100a8fd21515","type":"artist","uuid":"6357e613-180b-4f0e-840b-8c8f3f84ef2f"}
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 0x7a7670b1d6b540ed58ee6d626124a3d56402dcfb2f2e722462589d617677995f. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6357e613-180b-4f0e-840b-8c8f3f84ef2f.json and https://artists.proofprofile.net/proofs/artist/6357e613-180b-4f0e-840b-8c8f3f84ef2f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x7a7670b1d6b540ed58ee6d626124a3d56402dcfb2f2e722462589d617677995f","name":"Marshall Hamburger","registered_at":"2026-06-11T22:55:37Z","symbol":"NIM0128587","token_address":"0x4b91bd339c82f1d5e838e11030ff100a8fd21515","type":"artist","uuid":"6357e613-180b-4f0e-840b-8c8f3f84ef2f"}
album: Every Little Thing She Does Is Magic (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-02-11
album: Hip To Be Square (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-02-23
album: Bennie And The Jets (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-03-02
album: The Heat Is On (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-03-11
album: As The Days Go By (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-03-18
album: Beautiful Things (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-03-24
album: Higher Love (Australian Idol Performance)
  type: MusicAlbum
  date published: 2025-03-31
album: The Idol Collection
  type: MusicAlbum
  date published: 2025-04-11
album: Thought of You!
  type: MusicAlbum
  date published: 2025-09-26