Hatcham Social
type: MusicGroup
description: Hatcham Social are an English indie pop band. The group first met and formed in New Cross, London in 2006 and have since released a string of singles on indie labels, followed by three studio albums.
popularity: 3
followers: 1228
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x60d5efbb6abbcdae64deec1d3e7a3be1c5b1f5379cab5945d71567b90a634337
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954097
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954097
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T13:13:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x60d5efbb6abbcdae64deec1d3e7a3be1c5b1f5379cab5945d71567b90a634337","name":"Hatcham Social","registered_at":"2026-06-17T08:27:55Z","symbol":"NIM1338225","token_address":"0xa4187161e5547bb421e09543cd9cdc6bf1bc17ac","type":"artist","uuid":"7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6"}
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 0x60d5efbb6abbcdae64deec1d3e7a3be1c5b1f5379cab5945d71567b90a634337. Chain 2 (Bitcoin): anchored in block 954115 (2026-06-17T15:44:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6.json and https://artists.proofprofile.net/proofs/artist/7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T15:44:10Z
  text: {"copyright_id":"0x60d5efbb6abbcdae64deec1d3e7a3be1c5b1f5379cab5945d71567b90a634337","name":"Hatcham Social","registered_at":"2026-06-17T08:27:55Z","symbol":"NIM1338225","token_address":"0xa4187161e5547bb421e09543cd9cdc6bf1bc17ac","type":"artist","uuid":"7acad4e1-d4ed-4175-b72e-3f8dd77b8cc6"}
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2009-01-01
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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