Piano Time
type: MusicGroup
description: Piano Time, is a solo album by jazz pianist Al Haig recorded in 1976 and released on the short-lived Sea Breeze label in 1979.Interplay Records discography accessed March 19, 2018Al Haig catalog acces
popularity: 10
followers: 435
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb257d59ca77d34cabe91bfbf566c83732ff6f8135004ecf1b8f59fa107ad4230
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953955
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953955
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T14:29:53Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb257d59ca77d34cabe91bfbf566c83732ff6f8135004ecf1b8f59fa107ad4230","name":"Piano Time","registered_at":"2026-06-16T02:49:35Z","symbol":"NIM0913872","token_address":"0xa35f2603b9730178877959cd0fe30382f07abad5","type":"artist","uuid":"2649d247-8fed-44a1-9afa-a8b281ca2d07"}
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 0xb257d59ca77d34cabe91bfbf566c83732ff6f8135004ecf1b8f59fa107ad4230. Chain 2 (Bitcoin): anchored in block 953955 (2026-06-16T14:29:53Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07.json and https://artists.proofprofile.net/proofs/artist/2649d247-8fed-44a1-9afa-a8b281ca2d07.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T14:29:53Z
  text: {"copyright_id":"0xb257d59ca77d34cabe91bfbf566c83732ff6f8135004ecf1b8f59fa107ad4230","name":"Piano Time","registered_at":"2026-06-16T02:49:35Z","symbol":"NIM0913872","token_address":"0xa35f2603b9730178877959cd0fe30382f07abad5","type":"artist","uuid":"2649d247-8fed-44a1-9afa-a8b281ca2d07"}
album: Sleep Piano
  type: MusicAlbum
  date published: 2024-06-28
album: Bedtime Piano
  type: MusicAlbum
  date published: 2024-06-14