Alden Penner
type: MusicGroup
description: Alden Penner (born 12 January 1983)Horned wonder - theage.com.au is a Canadian musician and producer best known for his work with the Unicorns, Clues, and for his solo output. Career The Unicorns (2
popularity: 14
followers: 1389
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9ebbe58ba8ee3e11fdb152f5efe2ccaea1b424978fe0bf4e1c4be93781ea4e7c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953626
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953626
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/24d9aec9-88fd-4e53-8720-507c781fcf5d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/24d9aec9-88fd-4e53-8720-507c781fcf5d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/24d9aec9-88fd-4e53-8720-507c781fcf5d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T11:41:45Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9ebbe58ba8ee3e11fdb152f5efe2ccaea1b424978fe0bf4e1c4be93781ea4e7c","name":"Alden Penner","registered_at":"2026-06-14T08:17:52Z","symbol":"NIM0393255","token_address":"0xc9915f101ee53bcbaedb9b30454b38cb2794807c","type":"artist","uuid":"24d9aec9-88fd-4e53-8720-507c781fcf5d"}
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 0x9ebbe58ba8ee3e11fdb152f5efe2ccaea1b424978fe0bf4e1c4be93781ea4e7c. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/24d9aec9-88fd-4e53-8720-507c781fcf5d.json and https://artists.proofprofile.net/proofs/artist/24d9aec9-88fd-4e53-8720-507c781fcf5d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T11:41:45Z
  text: {"copyright_id":"0x9ebbe58ba8ee3e11fdb152f5efe2ccaea1b424978fe0bf4e1c4be93781ea4e7c","name":"Alden Penner","registered_at":"2026-06-14T08:17:52Z","symbol":"NIM0393255","token_address":"0xc9915f101ee53bcbaedb9b30454b38cb2794807c","type":"artist","uuid":"24d9aec9-88fd-4e53-8720-507c781fcf5d"}
album: Odes to the house
  type: MusicAlbum
  date published: 2011-04-04
album: Precession
  type: MusicAlbum
  date published: 2013-12-17
album: Exegesis
  type: MusicAlbum
  date published: 2014-02-04
album: Meditate (feat. Michael Cera & Felix Tymoshenko)
  type: MusicAlbum
  date published: 2015-01-20
album: Canada in Space
  type: MusicAlbum
  date published: 2015-06-26
album: Canada in Space
  type: MusicAlbum
  date published: 2015-06-26
album: Canada In Space
  type: MusicAlbum
  date published: 2015-06-26
album: Canada In Space
  type: MusicAlbum
  date published: 2015-06-28
album: Canada in Space EP
  type: MusicAlbum
  date published: 2015-06-30
album: Another Head / Language
  type: MusicAlbum
  date published: 2023-06-23