Matt Mems
type: MusicGroup
popularity: 9
followers: 744
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x04a848e25fef9efb7ab98d301fd28d3c97f9b04f5790190e910e48a0156dba11
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 954134
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954134
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7e93c989-b259-4a07-ae01-92c11d25080a.ots
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-06-17T19:41:05Z
additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0x04a848e25fef9efb7ab98d301fd28d3c97f9b04f5790190e910e48a0156dba11","name":"Matt Mems","registered_at":"2026-06-17T09:42:27Z","symbol":"NIM1356002","token_address":"0xe80f4b3f9a7c9b5e18dd4c539ca5f26e1245e273","type":"artist","uuid":"7e93c989-b259-4a07-ae01-92c11d25080a"}
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 0x04a848e25fef9efb7ab98d301fd28d3c97f9b04f5790190e910e48a0156dba11. Chain 2 (Bitcoin): anchored in block 954174 (2026-06-18T03:01:36Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7e93c989-b259-4a07-ae01-92c11d25080a.json and https://artists.proofprofile.net/proofs/artist/7e93c989-b259-4a07-ae01-92c11d25080a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-18T03:01:36Z
  text: {"copyright_id":"0x04a848e25fef9efb7ab98d301fd28d3c97f9b04f5790190e910e48a0156dba11","name":"Matt Mems","registered_at":"2026-06-17T09:42:27Z","symbol":"NIM1356002","token_address":"0xe80f4b3f9a7c9b5e18dd4c539ca5f26e1245e273","type":"artist","uuid":"7e93c989-b259-4a07-ae01-92c11d25080a"}
album: Thoughts
  type: MusicAlbum
  date published: 2017-07-23
album: Time for You
  type: MusicAlbum
  date published: 2017-11-05
album: Red Lights
  type: MusicAlbum
  date published: 2017-12-16
  track: Red Lights
    type: MusicRecording
    duration: PT3M26S
    duration ms: 206000
    explicit: true
    by artist: Matt Mems
    in album: Red Lights
      type: MusicAlbum
      date published: 2017-12-16
    isrc code: QZAPG1743611
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZAPG1743611
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T11:22:18Z
    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 0x2236fe57a0054d6d290ec779eb6428f26f3096ab034051bf2280a09b96c451e8. Chain 2 (Bitcoin): anchored in block 957697 (2026-07-12T11:22:18Z), 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/QZAPG1743611.
      date published: 2026-07-12T11:22:18Z
    audio: Red Lights
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 128.001
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.624
      additional property: Energy
        type: PropertyValue
        value: 0.888
      additional property: Speechiness
        type: PropertyValue
        value: 0.064
      additional property: Acousticness
        type: PropertyValue
        value: 0.31
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.162
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.463
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.419
      additional property: Key Name
        type: PropertyValue
        value: Eb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Poison (feat. Kaelyn Miller)
  type: MusicAlbum
  date published: 2018-03-19
album: Poison
  type: MusicAlbum
  date published: 2018-03-19
album: Thrive
  type: MusicAlbum
  date published: 2018-04-22
album: Day Dream
  type: MusicAlbum
  date published: 2018-08-17
album: Day Dream
  type: MusicAlbum
  date published: 2018-08-17
album: Cold Touch
  type: MusicAlbum
  date published: 2019-04-18
album: Cold Touch
  type: MusicAlbum
  date published: 2019-04-18
album: Night End
  type: MusicAlbum
  date published: 2019-08-09
album: Night End
  type: MusicAlbum
  date published: 2019-08-09
album: 1 Way Street
  type: MusicAlbum
  date published: 2020-01-10
album: White Lies
  type: MusicAlbum
  date published: 2020-04-24
album: Will I Wake up
  type: MusicAlbum
  date published: 2020-10-16
album: Will I Wake up
  type: MusicAlbum
  date published: 2020-10-16
album: Heart Heavy
  type: MusicAlbum
  date published: 2020-10-23
album: Heart Heavy
  type: MusicAlbum
  date published: 2020-10-23
album: Fuse
  type: MusicAlbum
  date published: 2021-01-29
album: Fuse
  type: MusicAlbum
  date published: 2021-01-29
album: Chances
  type: MusicAlbum
  date published: 2021-04-30
album: Morning
  type: MusicAlbum
  date published: 2021-05-21
album: Morning
  type: MusicAlbum
  date published: 2021-05-21
album: Tropez
  type: MusicAlbum
  date published: 2021-08-20
album: Tropez
  type: MusicAlbum
  date published: 2021-08-20
album: Soul
  type: MusicAlbum
  date published: 2021-10-22
album: Call on You
album: Over the Rain
album: Far Away
album: On the Road
album: Another Life
album: Endless
album: Wanna Be
album: Feel Like
album: Old Ways
album: What Love Is
album: Don't Lie
album: Lifeline
album: Don't Know
album: From Afar
album: Ride Away
album: Morning (VIP)
album: Holding On
album: For Me
album: Again
album: Home
album: Come Down
album: Time We Spent
album: Taste the Sun
album: Give It All

Soul
type: MusicAlbum
date published: 2021-10-22

Call on You
type: MusicAlbum
date published: 2022-01-28

Call on You
type: MusicAlbum
date published: 2022-01-28

Over the Rain
type: MusicAlbum
date published: 2022-02-18

Over the Rain
type: MusicAlbum
date published: 2022-02-18

Far Away
type: MusicAlbum
date published: 2022-03-25

Far Away
type: MusicAlbum
date published: 2022-03-25

On the Road
type: MusicAlbum
date published: 2022-04-15

On the Road
type: MusicAlbum
date published: 2022-04-15

Another Life
type: MusicAlbum
date published: 2022-04-29

Endless
type: MusicAlbum
date published: 2022-05-13

Endless
type: MusicAlbum
date published: 2022-05-13

Wanna Be
type: MusicAlbum
date published: 2022-06-03

Wanna Be
type: MusicAlbum
date published: 2022-06-03

Feel Like
type: MusicAlbum
date published: 2022-06-17

Feel Like
type: MusicAlbum
date published: 2022-06-17

Old Ways
type: MusicAlbum
date published: 2022-07-01

Old Ways
type: MusicAlbum
date published: 2022-07-01

What Love Is
type: MusicAlbum
date published: 2022-08-12

What Love Is
type: MusicAlbum
date published: 2022-08-12

Don't Lie
type: MusicAlbum
date published: 2022-09-09

Don't Lie
type: MusicAlbum
date published: 2022-09-09

Lifeline
type: MusicAlbum
date published: 2022-11-18

Don't Know
type: MusicAlbum
date published: 2023-02-10

From Afar
type: MusicAlbum
date published: 2023-03-24

Ride Away
type: MusicAlbum
date published: 2023-04-14

Morning (VIP)
type: MusicAlbum
date published: 2023-07-28

Holding On
type: MusicAlbum
date published: 2023-11-17

For Me
type: MusicAlbum
date published: 2023-12-01

Again
type: MusicAlbum
date published: 2024-02-02

Home
type: MusicAlbum
date published: 2024-02-16

Come Down
type: MusicAlbum
date published: 2024-04-05

Time We Spent
type: MusicAlbum
date published: 2024-08-02

Taste the Sun
type: MusicAlbum
date published: 2025-04-11

Give It All
type: MusicAlbum
date published: 2025-10-10