Mark Hamilton
type: MusicGroup
popularity: 3
followers: 5426
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x901de53e94e519cd34b60d8868278e921172e328d708f33ad531543f6ec07911
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/4d3f1697-d855-4f80-9051-764bdb122c20.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4d3f1697-d855-4f80-9051-764bdb122c20.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4d3f1697-d855-4f80-9051-764bdb122c20
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x901de53e94e519cd34b60d8868278e921172e328d708f33ad531543f6ec07911","name":"Mark Hamilton","registered_at":"2026-06-16T16:28:34Z","symbol":"NIM1109356","token_address":"0xc3b1704d547974ca3153904d033df4fcab51014b","type":"artist","uuid":"4d3f1697-d855-4f80-9051-764bdb122c20"}
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 0x901de53e94e519cd34b60d8868278e921172e328d708f33ad531543f6ec07911. 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/4d3f1697-d855-4f80-9051-764bdb122c20.json and https://artists.proofprofile.net/proofs/artist/4d3f1697-d855-4f80-9051-764bdb122c20.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x901de53e94e519cd34b60d8868278e921172e328d708f33ad531543f6ec07911","name":"Mark Hamilton","registered_at":"2026-06-16T16:28:34Z","symbol":"NIM1109356","token_address":"0xc3b1704d547974ca3153904d033df4fcab51014b","type":"artist","uuid":"4d3f1697-d855-4f80-9051-764bdb122c20"}
album: One More Light
  type: MusicAlbum
  date published: 2020-05-21
album: One More Light
  type: MusicAlbum
  date published: 2020-05-21
album: One More Light
  type: MusicAlbum
  date published: 2020-05-21
album: In Pieces
  type: MusicAlbum
  date published: 2020-05-27
album: Come As You Are
  type: MusicAlbum
  date published: 2020-06-04
album: Come As You Are
  type: MusicAlbum
  date published: 2020-06-04
album: Numb
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  date published: 2020-06-17
album: Numb
  type: MusicAlbum
  date published: 2020-06-17
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  date published: 2020-07-03
album: Black Hole Sun
  type: MusicAlbum
  date published: 2020-07-03
album: Be Yourself
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album: Be Yourself
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  date published: 2020-07-20
album: Be Yourself
  type: MusicAlbum
  date published: 2020-07-20
album: Riders on the Storm
  type: MusicAlbum
  date published: 2020-08-17
album: Riders On The Storm
  type: MusicAlbum
  date published: 2020-08-17
album: Riders On The Storm
  type: MusicAlbum
  date published: 2020-08-17
album: Nutshell
  type: MusicAlbum
  date published: 2020-09-07
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  type: MusicAlbum
  date published: 2020-09-28
album: Heart Shaped Box
  type: MusicAlbum
  date published: 2020-09-28
album: All Along The Watchtower
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album: All Along the Watchtower
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album: All Along The Watchtower
  type: MusicAlbum
  date published: 2020-10-16
album: Don't Change
  type: MusicAlbum
  date published: 2020-11-06
album: Don't Change
  type: MusicAlbum
  date published: 2020-11-06
album: Love Will Tear Us Apart
  type: MusicAlbum
  date published: 2020-11-27
album: Love Will Tear Us Apart
  type: MusicAlbum
  date published: 2020-11-27
album: Love Will Tear Us Apart
  type: MusicAlbum
  date published: 2020-11-27
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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album: Birds & The Bees
  type: MusicAlbum
  date published: 2023-02-14