Sleepover
type: MusicGroup
description: thumb|Teenage girls at a sleepover, Gainesville, Georgia, 1952 A sleepover, also known as a slumber party or pajama party, is a social occasion in which a young person stays at the home of a friend. M
popularity: 2
followers: 193
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb43e6ac1e19ae6c24896b164a947127127a634d1ee6d484d4598291e450cddc2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953864
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953864
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/052acf2b-bf1d-4fa3-9227-cbef3f2591b7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/052acf2b-bf1d-4fa3-9227-cbef3f2591b7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/052acf2b-bf1d-4fa3-9227-cbef3f2591b7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T00:30:31Z
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 0xb43e6ac1e19ae6c24896b164a947127127a634d1ee6d484d4598291e450cddc2. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/052acf2b-bf1d-4fa3-9227-cbef3f2591b7.json and https://artists.proofprofile.net/proofs/artist/052acf2b-bf1d-4fa3-9227-cbef3f2591b7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
album: Cha Ching
  type: MusicAlbum
  date published: 2020-05-15
album: Cha Ching
  type: MusicAlbum
  date published: 2020-05-15
album: Run It
  type: MusicAlbum
  date published: 2020-06-26
album: Run It
  type: MusicAlbum
  date published: 2020-06-26
album: Run It
  type: MusicAlbum
  date published: 2020-06-26
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  type: MusicAlbum
  date published: 2020-07-24
album: Cactus Club
  type: MusicAlbum
  date published: 2020-07-24
album: Cactus Club
  type: MusicAlbum
  date published: 2020-07-24