Lou Stein
type: MusicGroup
genre: ragtime
description: Lou Stein (April 22, 1922 – December 11, 2002) was an American jazz pianist. Born in Philadelphia, Pennsylvania, Stein joined Ray McKinley's band in 1942. He played with Glenn Miller when the latter
popularity: 2
followers: 135
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66259d15a93a7476bcc121b50637c298b56be14636c7b5f017152a40559cfd64
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953958
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953958
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/268db268-a7e7-461c-84c3-5aaaada98870.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/268db268-a7e7-461c-84c3-5aaaada98870.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/268db268-a7e7-461c-84c3-5aaaada98870
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T14:52:44Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x66259d15a93a7476bcc121b50637c298b56be14636c7b5f017152a40559cfd64","name":"Lou Stein","registered_at":"2026-06-16T02:56:37Z","symbol":"NIM0915556","token_address":"0xeab0018179b262f8c6ac15361d2c6ba311bce9ee","type":"artist","uuid":"268db268-a7e7-461c-84c3-5aaaada98870"}
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 0x66259d15a93a7476bcc121b50637c298b56be14636c7b5f017152a40559cfd64. Chain 2 (Bitcoin): anchored in block 953958 (2026-06-16T14:52:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/268db268-a7e7-461c-84c3-5aaaada98870.json and https://artists.proofprofile.net/proofs/artist/268db268-a7e7-461c-84c3-5aaaada98870.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T14:52:44Z
  text: {"copyright_id":"0x66259d15a93a7476bcc121b50637c298b56be14636c7b5f017152a40559cfd64","name":"Lou Stein","registered_at":"2026-06-16T02:56:37Z","symbol":"NIM0915556","token_address":"0xeab0018179b262f8c6ac15361d2c6ba311bce9ee","type":"artist","uuid":"268db268-a7e7-461c-84c3-5aaaada98870"}
album: Almost Paradise
  type: MusicAlbum
  date published: 1957
album: Almost Paradise
  type: MusicAlbum
  date published: 1957
album: Got a Match (Mono Version)
  type: MusicAlbum
  date published: 1959-01-01
album: Song of the East / The Little Spinet
  type: MusicAlbum
  date published: 1965-11-27
album: The Lou Stein 3,4 and 5,
  type: MusicAlbum
  date published: 2000-01-01
album: Piano Jazz Classics
  type: MusicAlbum
  date published: 2013-07-01
album: The Lou Stein 3,4 and 5
  type: MusicAlbum
  date published: 2021-01-06