Ragtime Allstars
type: MusicGroup
genre: ragtime
popularity: 9
followers: 435
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd11e14ba7f1a381afcc4d78f64d0bb359d3dc84b640cf0ba46c01f2be2403e41
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953907
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953907
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1588d4ae-fd38-4682-82c0-d0c1397ee0b2.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1588d4ae-fd38-4682-82c0-d0c1397ee0b2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1588d4ae-fd38-4682-82c0-d0c1397ee0b2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:39:24Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd11e14ba7f1a381afcc4d78f64d0bb359d3dc84b640cf0ba46c01f2be2403e41","name":"Ragtime Allstars","registered_at":"2026-06-15T21:05:57Z","symbol":"NIM0831840","token_address":"0x2e852268baf4d6819d5337d037cb1d2c0ea67782","type":"artist","uuid":"1588d4ae-fd38-4682-82c0-d0c1397ee0b2"}
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 0xd11e14ba7f1a381afcc4d78f64d0bb359d3dc84b640cf0ba46c01f2be2403e41. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1588d4ae-fd38-4682-82c0-d0c1397ee0b2.json and https://artists.proofprofile.net/proofs/artist/1588d4ae-fd38-4682-82c0-d0c1397ee0b2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
  text: {"copyright_id":"0xd11e14ba7f1a381afcc4d78f64d0bb359d3dc84b640cf0ba46c01f2be2403e41","name":"Ragtime Allstars","registered_at":"2026-06-15T21:05:57Z","symbol":"NIM0831840","token_address":"0x2e852268baf4d6819d5337d037cb1d2c0ea67782","type":"artist","uuid":"1588d4ae-fd38-4682-82c0-d0c1397ee0b2"}
album: Ragtime Hidden Treasures
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime Piano Unsung Heroes - The Best Of Joseph Lamb
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime Hard To Find Classics
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime: The Complete Works Of Scott Joplin
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime Piano Unsung Heroes - The Best Of Joseph Lamb
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime, The Entertainer Scott Joplin
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime Masters Series: Scott Joplin
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime Hard To Find Classics
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime: The Complete Works Of Scott Joplin
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime Rarities
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime: The World's Greatest Ragtime Album
  type: MusicAlbum
  date published: 2007-07-01
album: Best Ragtime Album Ever
  type: MusicAlbum
  date published: 2007-07-01
album: Ragtime: The Best Of James Scott
  type: MusicAlbum
  date published: 2007-08-27
album: Ragtime All Star Collection
  type: MusicAlbum
  date published: 2010-04-13
album: Scott Joplin Ragtime Masterworks (Vol. 2)
  type: MusicAlbum
  date published: 2010-04-13
album: Scott Joplin Ragtime Masterworks (Vol. 3)
  type: MusicAlbum
  date published: 2010-04-13
album: Percy Wenrich Ragtime Masterworks
  type: MusicAlbum
  date published: 2010-04-13
album: Scott Joplin Ragtime Masterworks (Vol. 1)
  type: MusicAlbum
  date published: 2010-04-13