Robert Klein
type: MusicGroup
genre: comedy
description: Robert Klein (born February 8, 1942) is an American stand-up comedian, singer, and actor. He is known for his appearances on stage and screen. He has released four standup comedy albums: A Child of th
popularity: 25
followers: 1099
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6900dbe5afd21e309dca17d06beb6fbbbc9c935b3455ecc78971ffe72bd83b91
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/0d3b8d78-fcde-4212-9159-26b6739a9a42.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0d3b8d78-fcde-4212-9159-26b6739a9a42.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0d3b8d78-fcde-4212-9159-26b6739a9a42
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0x6900dbe5afd21e309dca17d06beb6fbbbc9c935b3455ecc78971ffe72bd83b91. 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/0d3b8d78-fcde-4212-9159-26b6739a9a42.json and https://artists.proofprofile.net/proofs/artist/0d3b8d78-fcde-4212-9159-26b6739a9a42.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x6900dbe5afd21e309dca17d06beb6fbbbc9c935b3455ecc78971ffe72bd83b91","name":"Robert Klein","registered_at":"2026-06-12T14:57:56Z","symbol":"NIM0017766","token_address":"0xcbb39ab9bf13000ddc037e5818988ada0a57b710","type":"artist","uuid":"0d3b8d78-fcde-4212-9159-26b6739a9a42"}
album: New Teeth
  type: MusicAlbum
  date published: 1975
album: Substitute Teacher (Live On The Ed Sullivan Show, January 25, 1970)
  type: MusicAlbum
  date published: 2020-07-10
album: Dentists (Live On The Ed Sullivan Show, February 7, 1971)
  type: MusicAlbum
  date published: 2020-09-15
album: Sports (Live On The Ed Sullivan Show, October 18, 1970)
  type: MusicAlbum
  date published: 2020-11-06
album: Impressions (Live On The Ed Sullivan Show, April 26, 1970)
  type: MusicAlbum
  date published: 2020-11-30
album: Live at the Bitter End
  type: MusicAlbum
  date published: 2022-01-14
album: Live at the Bitter End
  type: MusicAlbum
  date published: 2022-01-14
album: Robert Klein Revisited
  type: MusicAlbum
  date published: 2023-12-08
album: An Evening with Robert Klein
  type: MusicAlbum
  date published: 2023-12-08