Seven 13
type: MusicGroup
popularity: 29
followers: 1361
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x618266daa8c63f10797d5d814d33985ffe0cbf1be3e0e72ccdf614f76db2fbe2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9114bb71-4a52-4d57-9c02-edd4f7c99e04.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9114bb71-4a52-4d57-9c02-edd4f7c99e04.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9114bb71-4a52-4d57-9c02-edd4f7c99e04
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x618266daa8c63f10797d5d814d33985ffe0cbf1be3e0e72ccdf614f76db2fbe2","name":"Seven 13","registered_at":"2026-06-12T04:32:58Z","symbol":"NIM0187942","token_address":"0x003600d424191895f9cc747f924e4616a7e77767","type":"artist","uuid":"9114bb71-4a52-4d57-9c02-edd4f7c99e04"}
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 0x618266daa8c63f10797d5d814d33985ffe0cbf1be3e0e72ccdf614f76db2fbe2. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9114bb71-4a52-4d57-9c02-edd4f7c99e04.json and https://artists.proofprofile.net/proofs/artist/9114bb71-4a52-4d57-9c02-edd4f7c99e04.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0x618266daa8c63f10797d5d814d33985ffe0cbf1be3e0e72ccdf614f76db2fbe2","name":"Seven 13","registered_at":"2026-06-12T04:32:58Z","symbol":"NIM0187942","token_address":"0x003600d424191895f9cc747f924e4616a7e77767","type":"artist","uuid":"9114bb71-4a52-4d57-9c02-edd4f7c99e04"}
album: Unleashed
  type: MusicAlbum
  date published: 2002-01-01
album: Devour
  type: MusicAlbum
  date published: 2003
album: DEVOUR
  type: MusicAlbum
  date published: 2003-02-13
album: D-2
  type: MusicAlbum
  date published: 2007-05-21
album: Unleashed
  type: MusicAlbum
  date published: 2011-06-27
album: Limitless
  type: MusicAlbum
  date published: 2017-12-06
album: Limitless
  type: MusicAlbum
  date published: 2020-02-10
  track: Energy
    type: MusicRecording
    duration: PT3M47S
    duration ms: 227604
    explicit: false
    by artist: Seven 13
    in album: Limitless
      type: MusicAlbum
      date published: 2020-02-10
    isrc code: QM4TW2087988
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T04:34:19+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa8b08ea57b90725f331dcb2e1c0cec80d81c303d6723bf6939b353bf27509bd1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956772
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956772
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2087988
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:01:46Z
    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 0xa8b08ea57b90725f331dcb2e1c0cec80d81c303d6723bf6939b353bf27509bd1. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QM4TW2087988.
      date published: 2026-07-05T10:01:46Z
    audio: Energy
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 128.012
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.62
      additional property: Energy
        type: PropertyValue
        value: 0.666
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.042
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.773
      additional property: Liveness
        type: PropertyValue
        value: 0.105
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.173
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.48
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Yes Auto
  type: MusicAlbum
  date published: 2020-10-26
album: Tile Toy
  type: MusicAlbum
  date published: 2020-11-02
  track: Tile Toy
    type: MusicRecording
    duration: PT3M29S
    duration ms: 209790
    explicit: false
    by artist: Seven 13
    in album: Tile Toy
      type: MusicAlbum
      date published: 2020-11-02
    isrc code: CNZ302002013
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-14T21:37:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x892debf3ee9e84461090c4cc69fc7eb9104b5a0cc7b8f91081a7932b79204cff
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958074
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958074
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNZ302002013
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T22:45:25Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x892debf3ee9e84461090c4cc69fc7eb9104b5a0cc7b8f91081a7932b79204cff. Chain 2 (Bitcoin): anchored in block 958074 (2026-07-14T22:45:25Z), 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/CNZ302002013.
      date published: 2026-07-14T22:45:25Z
    audio: Tile Toy
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 128.025
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      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: Cardiograph
album: You Make Me Crazy
album: Powerful
album: OverNight
album: Galaxy
album: Someone
album: BoardGame
album: Skyline
album: Clean (纯净)
album: Shine
album: The Unending Fields
album: Breaking up
album: Peace in the Hurry
album: River
album: Watching the Forest Change
album: Letting You Go
album: Fire Wall
album: Serene Breeze
album: TRAVELING TO MOUNTAINS

Danceability
type: PropertyValue
value: 0.719

Energy
type: PropertyValue
value: 0.856

Speechiness
type: PropertyValue
value: 0.041

Acousticness
type: PropertyValue
value: 0.02

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.37

Valence (Positivity)
type: PropertyValue
value: 0.278

Loudness (dB)
type: PropertyValue
value: -7.177

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Cardiograph
type: MusicAlbum
date published: 2023-01-14

You Make Me Crazy
type: MusicAlbum
date published: 2023-01-15
track: You Make Me Crazy
  type: MusicRecording
  duration: PT2M20S
  duration ms: 140722
  explicit: false
  by artist: Seven 13
  in album: You Make Me Crazy
    type: MusicAlbum
    date published: 2023-01-15
  isrc code: CNZ302300003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T07:48:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x01eb48151f822dba245ab0a5c0c345dbb1b70f13432af7e134cfafb453fd6b0f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958700
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958700
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNZ302300003
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T08:09:50Z
  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 0x01eb48151f822dba245ab0a5c0c345dbb1b70f13432af7e134cfafb453fd6b0f. Chain 2 (Bitcoin): anchored in block 958700 (2026-07-19T08:09:50Z), 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/CNZ302300003.
    date published: 2026-07-19T08:09:50Z
  audio: You Make Me Crazy
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 128.005
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.805
    additional property: Energy
      type: PropertyValue
      value: 0.823
    additional property: Speechiness
      type: PropertyValue
      value: 0.062
    additional property: Acousticness
      type: PropertyValue
      value: 0.002
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.92
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.578
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.044
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Powerful
type: MusicAlbum
date published: 2023-04-22

OverNight
type: MusicAlbum
date published: 2023-04-23

Galaxy
type: MusicAlbum
date published: 2023-08-03

Someone
type: MusicAlbum
date published: 2023-08-05

BoardGame
type: MusicAlbum
date published: 2023-08-06

Skyline
type: MusicAlbum
date published: 2023-08-06

Clean (纯净)
type: MusicAlbum
date published: 2023-08-06

Shine
type: MusicAlbum
date published: 2024-05-31

The Unending Fields
type: MusicAlbum
date published: 2024-07-03

Breaking up
type: MusicAlbum
date published: 2024-07-05

Peace in the Hurry
type: MusicAlbum
date published: 2024-09-08

River
type: MusicAlbum
date published: 2025-03-18

Watching the Forest Change
type: MusicAlbum
date published: 2025-04-03

Letting You Go
type: MusicAlbum
date published: 2025-04-04

Fire Wall
type: MusicAlbum
date published: 2025-04-08

Serene Breeze
type: MusicAlbum
date published: 2025-04-09

TRAVELING TO MOUNTAINS
type: MusicAlbum
date published: 2025-06-07