Yumi Yasumoto
type: MusicGroup
popularity: 26
followers: 64
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36b269e8e45c79d9cd6755047197e4c2c5296714d4d2d4ebbae08b5513dc47f0
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/2080f7f5-2e74-4064-b986-b57943483961.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2080f7f5-2e74-4064-b986-b57943483961.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2080f7f5-2e74-4064-b986-b57943483961
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x36b269e8e45c79d9cd6755047197e4c2c5296714d4d2d4ebbae08b5513dc47f0","name":"Yumi Yasumoto","registered_at":"2026-06-11T14:00:23Z","symbol":"NIM0042444","token_address":"0x2df215c10b871635024c5371abab2cf1870da51b","type":"artist","uuid":"2080f7f5-2e74-4064-b986-b57943483961"}
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 0x36b269e8e45c79d9cd6755047197e4c2c5296714d4d2d4ebbae08b5513dc47f0. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2080f7f5-2e74-4064-b986-b57943483961.json and https://artists.proofprofile.net/proofs/artist/2080f7f5-2e74-4064-b986-b57943483961.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x36b269e8e45c79d9cd6755047197e4c2c5296714d4d2d4ebbae08b5513dc47f0","name":"Yumi Yasumoto","registered_at":"2026-06-11T14:00:23Z","symbol":"NIM0042444","token_address":"0x2df215c10b871635024c5371abab2cf1870da51b","type":"artist","uuid":"2080f7f5-2e74-4064-b986-b57943483961"}
album: Pathways
  type: MusicAlbum
  date published: 2024-10-25
  track: Pathways
    type: MusicRecording
    duration: PT2M12S
    duration ms: 132558
    explicit: false
    by artist: Yumi Yasumoto
    in album: Pathways
      type: MusicAlbum
      date published: 2024-10-25
    isrc code: QZWFM2453249
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T04:06:48+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6ec904d749eafa847f4ac8d5c92a27ed97c8a95782fb70befb135e00e5a05f50
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958489
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958489
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFM2453249
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T04:13:26Z
    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 0x6ec904d749eafa847f4ac8d5c92a27ed97c8a95782fb70befb135e00e5a05f50. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), 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/QZWFM2453249.
      date published: 2026-07-18T04:13:26Z
    audio: Pathways
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 129.911
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.306
      additional property: Energy
        type: PropertyValue
        value: 0.039
      additional property: Speechiness
        type: PropertyValue
        value: 0.044
      additional property: Acousticness
        type: PropertyValue
        value: 0.991
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.933
      additional property: Liveness
        type: PropertyValue
        value: 0.086
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.225
      additional property: Loudness (dB)
        type: PropertyValue
        value: -26.669
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: The Journey
  type: MusicAlbum
  date published: 2024-11-20
  track: The Journey
    type: MusicRecording
    duration: PT2M32S
    duration ms: 152706
    explicit: false
    by artist: Yumi Yasumoto
    in album: The Journey
      type: MusicAlbum
      date published: 2024-11-20
    isrc code: QZZ792436071
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T09:38:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xaaa3bf215e27558e03b081885a65cd971569d1a111a3fc2b20042858e11d7913
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958140
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958140
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ792436071
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T12:41:36Z
    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 0xaaa3bf215e27558e03b081885a65cd971569d1a111a3fc2b20042858e11d7913. Chain 2 (Bitcoin): anchored in block 958140 (2026-07-15T12:41:36Z), 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/QZZ792436071.
      date published: 2026-07-15T12:41:36Z
    audio: The Journey
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 81.958
      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
        type: PropertyValue
        value: 0.374
      additional property: Energy
        type: PropertyValue
        value: 0.013
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.995
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.936
      additional property: Liveness
        type: PropertyValue
        value: 0.07
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.182
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Solstice
album: Innocence
album: Quiescence
album: Watercolours
album: Finding Solace
album: Eventide
album: Where Bluebirds Fly
album: Feather Pillows
album: Second Chances
album: Becoming
album: A Secret Promise
album: Ocean Veil
album: Unfolding
album: Serafina
album: Remembering

Loudness (dB)
type: PropertyValue
value: -30.364

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Solstice
type: MusicAlbum
date published: 2024-11-20

Innocence
type: MusicAlbum
date published: 2025-01-24

Quiescence
type: MusicAlbum
date published: 2025-02-14

Watercolours
type: MusicAlbum
date published: 2025-03-07

Finding Solace
type: MusicAlbum
date published: 2025-03-28
track: Finding Solace
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149047
  explicit: false
  by artist: Yumi Yasumoto
  in album: Finding Solace
    type: MusicAlbum
    date published: 2025-03-28
  isrc code: QZK6L2538274
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T15:38:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3184727a3cd07578f29324198ad576c5f4ab4dde4f6c5a27876ea410453d173
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958300
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958300
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6L2538274
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T16:14:30Z
  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 0xb3184727a3cd07578f29324198ad576c5f4ab4dde4f6c5a27876ea410453d173. Chain 2 (Bitcoin): anchored in block 958300 (2026-07-16T16:14:30Z), 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/QZK6L2538274.
    date published: 2026-07-16T16:14:30Z
  audio: Finding Solace
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 109.262
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.536
    additional property: Energy
      type: PropertyValue
      value: 0.007
    additional property: Speechiness
      type: PropertyValue
      value: 0.047
    additional property: Acousticness
      type: PropertyValue
      value: 0.996
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.95
    additional property: Liveness
      type: PropertyValue
      value: 0.105
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.181
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.247
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Eventide
type: MusicAlbum
date published: 2025-04-25

Where Bluebirds Fly
type: MusicAlbum
date published: 2025-05-16

Feather Pillows
type: MusicAlbum
date published: 2025-06-06

Second Chances
type: MusicAlbum
date published: 2025-07-01

Becoming
type: MusicAlbum
date published: 2025-07-18

A Secret Promise
type: MusicAlbum
date published: 2025-08-01

Ocean Veil
type: MusicAlbum
date published: 2025-08-22

Unfolding
type: MusicAlbum
date published: 2025-09-12

Serafina
type: MusicAlbum
date published: 2025-10-03

Remembering
type: MusicAlbum
date published: 2025-10-28