作業用BGM House
type: MusicGroup
popularity: 2
followers: 234
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ca9f18349b216f50d5b3478c3c0f3e8dec46049ca639e636b756b484206faf9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954025
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954025
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/38f646f7-b7e1-4693-afb3-b96fd9437882.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/38f646f7-b7e1-4693-afb3-b96fd9437882.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/38f646f7-b7e1-4693-afb3-b96fd9437882
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T00:32:47Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1ca9f18349b216f50d5b3478c3c0f3e8dec46049ca639e636b756b484206faf9","name":"作業用BGM House","registered_at":"2026-06-16T09:24:30Z","symbol":"NIM1008175","token_address":"0xee8d9f480b3c1bb0539860c9d923bf0684a24196","type":"artist","uuid":"38f646f7-b7e1-4693-afb3-b96fd9437882"}
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 0x1ca9f18349b216f50d5b3478c3c0f3e8dec46049ca639e636b756b484206faf9. 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/38f646f7-b7e1-4693-afb3-b96fd9437882.json and https://artists.proofprofile.net/proofs/artist/38f646f7-b7e1-4693-afb3-b96fd9437882.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x1ca9f18349b216f50d5b3478c3c0f3e8dec46049ca639e636b756b484206faf9","name":"作業用BGM House","registered_at":"2026-06-16T09:24:30Z","symbol":"NIM1008175","token_address":"0xee8d9f480b3c1bb0539860c9d923bf0684a24196","type":"artist","uuid":"38f646f7-b7e1-4693-afb3-b96fd9437882"}
album: コンテンポラリー ジャズ - 作業用BGM，勉強用BGM
  type: MusicAlbum
  date published: 2019-10-15
album: リモートワーク環境音: 仕事やる気はかどる自然音, 快適なデスクワークの為の自然音
  type: MusicAlbum
  date published: 2021-01-27