late september
type: MusicGroup
description: Late September is the only studio album by British electronic music duo Deepest Blue. It was released after two UK top ten singles, "Deepest Blue", "and Give It Away", but did not match the success of
popularity: 8
followers: 30
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe2dbeaf26404d1d2166b0c3af6418c21be77ee3bcfd9aea3daadf82275ad4490
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954689
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954689
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e3b3d4a8-e580-42ea-8966-abbec16b7eb7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e3b3d4a8-e580-42ea-8966-abbec16b7eb7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e3b3d4a8-e580-42ea-8966-abbec16b7eb7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T10:35:31Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe2dbeaf26404d1d2166b0c3af6418c21be77ee3bcfd9aea3daadf82275ad4490","name":"late september","registered_at":"2026-06-21T07:27:56Z","symbol":"NIM1862067","token_address":"0x6a2c566c14d1aec4e4f4983af46b3e8b205d19fd","type":"artist","uuid":"e3b3d4a8-e580-42ea-8966-abbec16b7eb7"}
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 0xe2dbeaf26404d1d2166b0c3af6418c21be77ee3bcfd9aea3daadf82275ad4490. Chain 2 (Bitcoin): anchored in block 954689 (2026-06-21T10:35:31Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e3b3d4a8-e580-42ea-8966-abbec16b7eb7.json and https://artists.proofprofile.net/proofs/artist/e3b3d4a8-e580-42ea-8966-abbec16b7eb7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T10:35:31Z
  text: {"copyright_id":"0xe2dbeaf26404d1d2166b0c3af6418c21be77ee3bcfd9aea3daadf82275ad4490","name":"late september","registered_at":"2026-06-21T07:27:56Z","symbol":"NIM1862067","token_address":"0x6a2c566c14d1aec4e4f4983af46b3e8b205d19fd","type":"artist","uuid":"e3b3d4a8-e580-42ea-8966-abbec16b7eb7"}
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