Playful Baby Club
type: MusicGroup
popularity: 5
followers: 67
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc5f325c031590b39d29df43209fcd009b7cbb7379a535c56e8da9b968dbc0bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953997
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953997
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T20:07:57Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc5f325c031590b39d29df43209fcd009b7cbb7379a535c56e8da9b968dbc0bf","name":"Playful Baby Club","registered_at":"2026-06-15T23:18:48Z","symbol":"NIM0863531","token_address":"0xfd7e13871d5fc4fa398568df6f23c749a31876a5","type":"artist","uuid":"1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e"}
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 0xbc5f325c031590b39d29df43209fcd009b7cbb7379a535c56e8da9b968dbc0bf. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e.json and https://artists.proofprofile.net/proofs/artist/1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
  text: {"copyright_id":"0xbc5f325c031590b39d29df43209fcd009b7cbb7379a535c56e8da9b968dbc0bf","name":"Playful Baby Club","registered_at":"2026-06-15T23:18:48Z","symbol":"NIM0863531","token_address":"0xfd7e13871d5fc4fa398568df6f23c749a31876a5","type":"artist","uuid":"1b501f4d-bf8d-43c7-96ff-b5c432cb8d5e"}
album: Calming, Relaxation Melodies for Baby – Classical Sounds for Kids, Music Fun, Classical Instruments for Your Child, Mozart Songs
  type: MusicAlbum
  date published: 2016-08-26
album: Development Baby – Classical Music for Children, Train Brain Your Baby, Clear Mind Child, Sounds for Listening, Mozart for Baby
  type: MusicAlbum
  date published: 2016-09-22
album: Education for Kids – Music for Baby, Classical Songs for Brilliant Genius, Development Toddler, Instruments for Youngest
  type: MusicAlbum
  date published: 2016-11-23
album: Brilliant Toddler & Music – Sounds for Kids, Growing Brain, Better IQ, Einstein Effect, Deep Focus, Songs for Baby, Bach, Mozart, Beethoven
  type: MusicAlbum
  date published: 2017-02-18