HBK Marco
type: MusicGroup
popularity: 4
followers: 62
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd675bec08e0b8103e0bc46d01a1443197a17a6401032372a76bb06bd642adbbc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954693
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954693
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e569c189-21be-4f0b-9270-cb3e836e33e4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e569c189-21be-4f0b-9270-cb3e836e33e4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e569c189-21be-4f0b-9270-cb3e836e33e4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T11:50:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd675bec08e0b8103e0bc46d01a1443197a17a6401032372a76bb06bd642adbbc","name":"HBK Marco","registered_at":"2026-06-21T08:32:01Z","symbol":"NIM1871949","token_address":"0x37dfed1f20cd562f707dc752341de3ca1fe1c4ae","type":"artist","uuid":"e569c189-21be-4f0b-9270-cb3e836e33e4"}
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 0xd675bec08e0b8103e0bc46d01a1443197a17a6401032372a76bb06bd642adbbc. Chain 2 (Bitcoin): anchored in block 954693 (2026-06-21T11:50:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e569c189-21be-4f0b-9270-cb3e836e33e4.json and https://artists.proofprofile.net/proofs/artist/e569c189-21be-4f0b-9270-cb3e836e33e4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T11:50:32Z
  text: {"copyright_id":"0xd675bec08e0b8103e0bc46d01a1443197a17a6401032372a76bb06bd642adbbc","name":"HBK Marco","registered_at":"2026-06-21T08:32:01Z","symbol":"NIM1871949","token_address":"0x37dfed1f20cd562f707dc752341de3ca1fe1c4ae","type":"artist","uuid":"e569c189-21be-4f0b-9270-cb3e836e33e4"}
album: Roaming
  type: MusicAlbum
  date published: 2019-12-06
album: CHOS3N ONE
  type: MusicAlbum
  date published: 2020-01-17
album: Ayy
  type: MusicAlbum
  date published: 2020-01-26
album: 7.2.7 LINGO
  type: MusicAlbum
  date published: 2020-04-17
album: Road To Riches
  type: MusicAlbum
  date published: 2020-09-26
album: 7.2.7 MAFIA
  type: MusicAlbum
  date published: 2020-11-01
album: Paper Chasin Journey
  type: MusicAlbum
  date published: 2020-12-10
album: 72 Hours
  type: MusicAlbum
  date published: 2020-12-11
album: Mr. Unpredictable
  type: MusicAlbum
  date published: 2021
album: Paper Chasin Journey (Deluxe)
  type: MusicAlbum
  date published: 2021-01-18
album: PerkGang City
  type: MusicAlbum
  date published: 2021-01-21
album: Free Barz
  type: MusicAlbum
  date published: 2021-02-15
album: What You Expect
  type: MusicAlbum
  date published: 2021-04-11
album: 7.2.7 Language
  type: MusicAlbum
  date published: 2021-09-03
album: Me Against The World 2
  type: MusicAlbum
  date published: 2021-11-20
album: Voice Of The Voiceless
  type: MusicAlbum
  date published: 2022-01-21
album: Voice Of The Voiceless (Deluxe)
  type: MusicAlbum
  date published: 2022-02-04
album: Jus Wanna Ball
  type: MusicAlbum
  date published: 2022-03-03
album: PLR
  type: MusicAlbum
  date published: 2022-04-03
album: DropMan
  type: MusicAlbum
  date published: 2022-07-30
album: Mr. Pop My Shit 2 (Deluxe)
  type: MusicAlbum
  date published: 2022-07-31
album: Together
  type: MusicAlbum
  date published: 2022-09-01
album: 7.2.7 MAFIA 2
  type: MusicAlbum
  date published: 2022-12-06
album: 7.2.7 MAFIA 2 (Deluxe)
  type: MusicAlbum
  date published: 2023-01-01
album: PerkGang City 2
  type: MusicAlbum
  date published: 2023-02-09
album: I'm Baby Hendrix
  type: MusicAlbum
  date published: 2023-04-30
album: Me Against The World 3
  type: MusicAlbum
  date published: 2023-06-21
album: Free Bars 2
  type: MusicAlbum
  date published: 2023-06-21
album: In My City
  type: MusicAlbum
  date published: 2023-07-06
album: The Lone Wolf
  type: MusicAlbum
  date published: 2023-08-01
album: 5 Hours Pt. II
  type: MusicAlbum
  date published: 2023-08-30
album: Sessions
  type: MusicAlbum
  date published: 2023-09-04
album: I'm Not Shawn Michaels
  type: MusicAlbum
  date published: 2023-09-21
album: Slime Monster
  type: MusicAlbum
  date published: 2023-10-03
album: Astronaut Status
  type: MusicAlbum
  date published: 2023-10-13
album: I'm Really Him
  type: MusicAlbum
  date published: 2023-11-28
album: The World Is Yours
  type: MusicAlbum
  date published: 2023-12-31
album: Public Message
  type: MusicAlbum
  date published: 2024-01-29
album: The Lost Trap
  type: MusicAlbum
  date published: 2024-02-29
album: Road To Redemption
  type: MusicAlbum
  date published: 2024-04-01
album: Trappin Foreva
  type: MusicAlbum
  date published: 2024-07-03
album: 7.2.7
  type: MusicAlbum
  date published: 2024-09-01
album: Mixtape Marco
  type: MusicAlbum
  date published: 2024-12-25
  track: Talk To Em Marco
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212716
    explicit: true
    by artist: HBK Marco
    in album: Mixtape Marco
      type: MusicAlbum
      date published: 2024-12-25
    isrc code: QZNMY2464343
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T16:23:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa27db2354ee6109f10e0ec6bac663dc9d266c9039811aa58b89c8ee70cc4cbbb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958582
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958582
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNMY2464343
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T16:47:25Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
    audio: Talk To Em Marco
album: Free Perk
album: Keep Going
album: No Friends

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa27db2354ee6109f10e0ec6bac663dc9d266c9039811aa58b89c8ee70cc4cbbb. Chain 2 (Bitcoin): anchored in block 958582 (2026-07-18T16:47:25Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNMY2464343.
date published: 2026-07-18T16:47:25Z

Talk To Em Marco
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 119.987
additional property: Musical Key
  type: PropertyValue
  value: 11
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.894
additional property: Energy
  type: PropertyValue
  value: 0.822
additional property: Speechiness
  type: PropertyValue
  value: 0.088
additional property: Acousticness
  type: PropertyValue
  value: 0.112
additional property: Instrumentalness
  type: PropertyValue
  value: 0.018
additional property: Liveness
  type: PropertyValue
  value: 0.117
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.288
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.336
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Minor

Free Perk
type: MusicAlbum
date published: 2025-01-31

Keep Going
type: MusicAlbum
date published: 2025-02-28

No Friends
type: MusicAlbum
date published: 2025-05-02