Rap City
type: MusicGroup
description: Rap City, also known as Rap City: Tha Basement from 1999 to 2005, is a music video television program block that originally aired on the Black Entertainment Television (BET) network from August 11, 19
popularity: 2
followers: 21
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3c81c0efa9a0934c81d9473eff32ea777c68f7143090e047c37c220d695b27a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954615
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954615
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c69c2b7d-fc8a-4749-9d4e-10873ffbe326.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c69c2b7d-fc8a-4749-9d4e-10873ffbe326.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c69c2b7d-fc8a-4749-9d4e-10873ffbe326
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T22:44:50Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb3c81c0efa9a0934c81d9473eff32ea777c68f7143090e047c37c220d695b27a","name":"Rap City","registered_at":"2026-06-20T21:20:16Z","symbol":"NIM1717736","token_address":"0xeb1be24f88176831aaae22b7fa63811693311b05","type":"artist","uuid":"c69c2b7d-fc8a-4749-9d4e-10873ffbe326"}
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 0xb3c81c0efa9a0934c81d9473eff32ea777c68f7143090e047c37c220d695b27a. Chain 2 (Bitcoin): anchored in block 954615 (2026-06-20T22:44:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c69c2b7d-fc8a-4749-9d4e-10873ffbe326.json and https://artists.proofprofile.net/proofs/artist/c69c2b7d-fc8a-4749-9d4e-10873ffbe326.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T22:44:50Z
  text: {"copyright_id":"0xb3c81c0efa9a0934c81d9473eff32ea777c68f7143090e047c37c220d695b27a","name":"Rap City","registered_at":"2026-06-20T21:20:16Z","symbol":"NIM1717736","token_address":"0xeb1be24f88176831aaae22b7fa63811693311b05","type":"artist","uuid":"c69c2b7d-fc8a-4749-9d4e-10873ffbe326"}
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2025-05-20
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  type: MusicAlbum
  date published: 2025-06-04
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2025-08-07
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  type: MusicAlbum
  date published: 2025-09-19
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  type: MusicAlbum
  date published: 2025-09-28