Sam U37
type: MusicGroup
popularity: 6
followers: 286
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf72f2f50dbe15a3c46d6b6e2fe4912cf6ea0ec54875538f77909df94858dff4c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4bb0b704-1dd8-46ad-b2d2-2ec6568a4856.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4bb0b704-1dd8-46ad-b2d2-2ec6568a4856.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4bb0b704-1dd8-46ad-b2d2-2ec6568a4856
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf72f2f50dbe15a3c46d6b6e2fe4912cf6ea0ec54875538f77909df94858dff4c","name":"Sam U37","registered_at":"2026-06-16T16:17:13Z","symbol":"NIM1106654","token_address":"0x7461507d1365c659e2c7ffe7ede8ef3117bde95f","type":"artist","uuid":"4bb0b704-1dd8-46ad-b2d2-2ec6568a4856"}
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 0xf72f2f50dbe15a3c46d6b6e2fe4912cf6ea0ec54875538f77909df94858dff4c. 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/4bb0b704-1dd8-46ad-b2d2-2ec6568a4856.json and https://artists.proofprofile.net/proofs/artist/4bb0b704-1dd8-46ad-b2d2-2ec6568a4856.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xf72f2f50dbe15a3c46d6b6e2fe4912cf6ea0ec54875538f77909df94858dff4c","name":"Sam U37","registered_at":"2026-06-16T16:17:13Z","symbol":"NIM1106654","token_address":"0x7461507d1365c659e2c7ffe7ede8ef3117bde95f","type":"artist","uuid":"4bb0b704-1dd8-46ad-b2d2-2ec6568a4856"}
album: Hello World!
  type: MusicAlbum
  date published: 2024-06-23
album: Going Mining!
  type: MusicAlbum
  date published: 2024-06-28
album: Mining Coal
  type: MusicAlbum
  date published: 2024-06-28
album: Enderman (Won't You Be My Frienderman?)
  type: MusicAlbum
  date published: 2024-06-30
album: Princess Diana On A Slice of Ham
  type: MusicAlbum
  date published: 2024-07-04
album: Armadillo! Armadillo!
  type: MusicAlbum
  date published: 2024-07-06
album: Boredom of the Mountain King
  type: MusicAlbum
  date published: 2024-07-17
album: Hello World? Songs From MtM Episode 4
  type: MusicAlbum
  date published: 2024-08-12
album: RAGE QUIT! Songs From MtM Episode 3
  type: MusicAlbum
  date published: 2024-08-12
album: Hello World! Songs From MtM Episode 1
  type: MusicAlbum
  date published: 2024-08-12
album: My Demeanour. Songs From MtM Episode 5
  type: MusicAlbum
  date published: 2024-08-12
album: Mining Coal. Songs From MtM Episode 2
  type: MusicAlbum
  date published: 2024-08-12
album: The Plains in the Mountains. Songs From MtM Episode 6
  type: MusicAlbum
  date published: 2024-08-15
album: Block Party! Songs From MtM Episode 7
  type: MusicAlbum
  date published: 2024-08-15
album: Diamond Fever! Songs From MtM Episode 9
  type: MusicAlbum
  date published: 2024-08-16
album: I AM THE IRON MAN!!! Songs From MtM Episode 8
  type: MusicAlbum
  date published: 2024-08-16
album: I Will Find You! Songs From MtM Episode 10
  type: MusicAlbum
  date published: 2024-08-16
album: Mineshafted! Songs From MtM Episode 11
  type: MusicAlbum
  date published: 2024-08-17
album: I Watch (It Not Creepy) Songs from MtM Episode 12
  type: MusicAlbum
  date published: 2024-10-13
album: Ambient Tracks From MtM
  type: MusicAlbum
  date published: 2024-10-15
album: Halloween Special. Songs from MtM Episode 13
  type: MusicAlbum
  date published: 2024-10-29
album: Pilot. Songs from Trebled Guys Episode 1
  type: MusicAlbum
  date published: 2024-12-11
album: Exiles. Songs from MtM Episode 15
  type: MusicAlbum
  date published: 2024-12-11
album: Wipe the Slate Clean. Songs from MtM Episode 14
  type: MusicAlbum
  date published: 2024-12-11
album: Santa's Got A Motorbike. Songs from Trebled Guys Episode 2
  type: MusicAlbum
  date published: 2024-12-16
album: The Gig
  type: MusicAlbum
  date published: 2025-01-04
album: Trial Chamber
  type: MusicAlbum
  date published: 2025-09-08