Classic
type: MusicGroup
description: A classic is an outstanding example of a particular style; something of lasting worth or with a timeless quality; of the first or highest quality, class, or rank – something that exemplifies its class
popularity: 2
followers: 149
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf989a93d0dcccbfc7d5028f07283730499bce42d274bff0e6794127138c531e4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954346
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/945533e3-d7fc-4826-a03c-8536bdfb499e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/945533e3-d7fc-4826-a03c-8536bdfb499e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/945533e3-d7fc-4826-a03c-8536bdfb499e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:51:26Z
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 0xf989a93d0dcccbfc7d5028f07283730499bce42d274bff0e6794127138c531e4. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/945533e3-d7fc-4826-a03c-8536bdfb499e.json and https://artists.proofprofile.net/proofs/artist/945533e3-d7fc-4826-a03c-8536bdfb499e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:51:26Z
album: Class Is in Session
  type: MusicAlbum
  date published: 2015-07-24
album: Empty Bottles
  type: MusicAlbum
  date published: 2018-07-01
album: Welcome to My City
  type: MusicAlbum
  date published: 2018-08-12
album: Choose
  type: MusicAlbum
  date published: 2018-09-01
album: Bada Boom Bada Bing
  type: MusicAlbum
  date published: 2019-01-16
album: Dreams & Reality
  type: MusicAlbum
  date published: 2019-04-08
album: No Inspiration
  type: MusicAlbum
  date published: 2019-08-06
album: Stroll on
  type: MusicAlbum
  date published: 2020-01-04
album: Mamba Mentality
  type: MusicAlbum
  date published: 2020-03-01
album: In My Bag
  type: MusicAlbum
  date published: 2020-08-14
album: Pickrs
  type: MusicAlbum
  date published: 2020-09-12
album: Out Here
  type: MusicAlbum
  date published: 2020-11-10
album: Mark Jackson
  type: MusicAlbum
  date published: 2020-11-24
album: Georgetown Hoyas
  type: MusicAlbum
  date published: 2021-05-11
album: Fuck 12
  type: MusicAlbum
  date published: 2021-06-06
album: Kids Corner
  type: MusicAlbum
  date published: 2021-08-08
album: Now & Then
  type: MusicAlbum
  date published: 2021-09-08