2-4 Family
type: MusicGroup
description: 2-4 Family was a hip hop group that formed in Germany in the late 1990s. The original line-up consisted of English singer Jo O'Meara, and Americans Jay Dogg, Joseph Jazz and Essence Woods. History Ja
popularity: 24
followers: 2750
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x4c1e2fca70f5985ec28688dfabdf3faa160bc50a6f2a695b41e2100f98d92e88
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/1d32a0b7-64cd-4341-930f-d6fc8cdad8a1.json
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1d32a0b7-64cd-4341-930f-d6fc8cdad8a1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0x4c1e2fca70f5985ec28688dfabdf3faa160bc50a6f2a695b41e2100f98d92e88. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1d32a0b7-64cd-4341-930f-d6fc8cdad8a1.json and https://artists.proofprofile.net/proofs/artist/1d32a0b7-64cd-4341-930f-d6fc8cdad8a1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x4c1e2fca70f5985ec28688dfabdf3faa160bc50a6f2a695b41e2100f98d92e88","name":"2-4 Family","registered_at":"2026-06-11T13:42:33Z","symbol":"NIM0038137","token_address":"0x72ef4185f7c0649cbe510711269bb618a1d67065","type":"artist","uuid":"1d32a0b7-64cd-4341-930f-d6fc8cdad8a1"}
album: Stay - The Christmas Edition
  type: MusicAlbum
  date published: 1998
album: Stay
  type: MusicAlbum
  date published: 1998-07-21
  track: Stay - Special Radio Version
    type: MusicRecording
    duration: PT4M13S
    duration ms: 253360
    explicit: false
    by artist: 2-4 Family
    in album: Stay
      type: MusicAlbum
      date published: 1998-07-21
    isrc code: DEQM61902936
    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T00:00:34Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee0a48c5ae2ff826e9cb26bed34bf196266c2267793c457f6faef0ec6d9be99e. Chain 2 (Bitcoin): anchored in block 958216 (2026-07-16T00:00:34Z), 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/DEQM61902936.
      date published: 2026-07-16T00:00:34Z
    audio: Stay - Special Radio Version
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 97.985
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.874
      additional property: Energy
        type: PropertyValue
        value: 0.622
      additional property: Speechiness
        type: PropertyValue
        value: 0.095
      additional property: Acousticness
        type: PropertyValue
        value: 0.033
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.661
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.817
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.537
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Lean on Me (With the Family)
  type: MusicAlbum
  date published: 1999-01-15
album: Family Business
  type: MusicAlbum
  date published: 1999-03-15
album: Family Business
  type: MusicAlbum
  date published: 1999-04-21
  track: Take Me Home
    type: MusicRecording
    duration: PT3M49S
    duration ms: 229600
    explicit: false
    by artist: 2-4 Family
    in album: Family Business
      type: MusicAlbum
      date published: 1999-04-21
    isrc code: DEE869900174
    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T15:55:19Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49b911f24eec44ddbc248890f984e3aaadfda052a0c6ada1c02589fe39bf6691. Chain 2 (Bitcoin): anchored in block 958166 (2026-07-15T15:55:19Z), 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/DEE869900174.
      date published: 2026-07-15T15:55:19Z
    audio: Take Me Home
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 98.014
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.831
      additional property: Energy
        type: PropertyValue
        value: 0.701
      additional property: Speechiness
        type: PropertyValue
        value: 0.216
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Take Me Home
album: Stand Up (One Love Remix)
album: Stand Up (Summer Mix)
album: Stand Up
album: Stand Up!

Acousticness
type: PropertyValue
value: 0.294

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.194

Valence (Positivity)
type: PropertyValue
value: 0.579

Loudness (dB)
type: PropertyValue
value: -8.229

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

Take Me Home
type: MusicAlbum
date published: 1999-06-07

Take Me Home
type: MusicAlbum
date published: 1999-06-07

Stand Up (One Love Remix)
type: MusicAlbum
date published: 2006-01-01

Stand Up (Summer Mix)
type: MusicAlbum
date published: 2006-01-01

Stand Up
type: MusicAlbum
date published: 2006-01-01

Stand Up!
type: MusicAlbum
date published: 2006-08-11