Eiichi
type: MusicGroup
description: Eiichi (written: 暎一, 栄一, 英一, 詠一 or 映一) is a masculine Japanese given name. Notable people with the name include:
popularity: 15
followers: 99
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x16f657e4117228edfe79931e27747593ab82a309af03c5162e987ebaa2d46274
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953733
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953733
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/96277bed-a9d4-427e-9541-f5de2ff7f833.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/96277bed-a9d4-427e-9541-f5de2ff7f833.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/96277bed-a9d4-427e-9541-f5de2ff7f833
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T03:12:39Z
additional property: OTSCanonicalRecord
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 0x16f657e4117228edfe79931e27747593ab82a309af03c5162e987ebaa2d46274. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/96277bed-a9d4-427e-9541-f5de2ff7f833.json and https://artists.proofprofile.net/proofs/artist/96277bed-a9d4-427e-9541-f5de2ff7f833.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
album: Identity
  type: MusicAlbum
  date published: 2024-11-20
album: Identity
  type: MusicAlbum
  date published: 2024-11-20
album: YAPPA / C.D. freestyle
  type: MusicAlbum
  date published: 2025-08-01
album: YAPPA / C.D. freestyle
  type: MusicAlbum
  date published: 2025-08-01