Hiromin_music
type: MusicGroup
popularity: 7
followers: 78
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdba6ef0f9dd04530713bec62c6c1c932cdc140c0d4af3102afdd1c18802140de
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954043
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954043
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/40a7a955-05bf-434d-9703-d82fe39897cd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/40a7a955-05bf-434d-9703-d82fe39897cd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/40a7a955-05bf-434d-9703-d82fe39897cd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T04:15:20Z
additional property: OTSCanonicalRecord
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 0xdba6ef0f9dd04530713bec62c6c1c932cdc140c0d4af3102afdd1c18802140de. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/40a7a955-05bf-434d-9703-d82fe39897cd.json and https://artists.proofprofile.net/proofs/artist/40a7a955-05bf-434d-9703-d82fe39897cd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: Hiromin_music create best
  type: MusicAlbum
  date published: 2024-06-22
album: Hiromin_music create best
  type: MusicAlbum
  date published: 2024-06-22
album: Hiromin_music create best album vol.2
  type: MusicAlbum
  date published: 2024-08-17
album: Hiromin_music create best album vol.2
  type: MusicAlbum
  date published: 2024-08-17
album: 月華の夜
  type: MusicAlbum
  date published: 2024-10-18
  track: 月華の夜
    type: MusicRecording
    duration: PT3M31S
    duration ms: 211440
    explicit: false
    by artist: Hiromin_music
    in album: 月華の夜
      type: MusicAlbum
      date published: 2024-10-18
    isrc code: JPW462446631
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T15:42:53+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7e93f2c435aceccb59ac4160ee32602ddac9cdb0911af2fd9644f328fce56db4
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPW462446631
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 0x7e93f2c435aceccb59ac4160ee32602ddac9cdb0911af2fd9644f328fce56db4. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/JPW462446631.
      date published: 2026-07-05T01:12:41Z
    audio: 月華の夜
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.47
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.327
      additional property: Energy
        type: PropertyValue
        value: 0.852
      additional property: Speechiness
        type: PropertyValue
        value: 0.054
      additional property: Acousticness
        type: PropertyValue
        value: 0.003
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.091
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.921
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.633
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: 星に花束を
  type: MusicAlbum
  date published: 2024-10-25
album: A FARAWAY FANTASY JOY
  type: MusicAlbum
  date published: 2024-10-28
album: Under the Sun for promise
  type: MusicAlbum
  date published: 2024-11-07
album: 空を見上げて君に捧げる歌
  type: MusicAlbum
  date published: 2024-11-07
album: Gifts from the in herited heaven
  type: MusicAlbum
  date published: 2024-11-10
album: Open the door to the future with the key to my potentialポテンシャル
  type: MusicAlbum
  date published: 2024-11-11
album: 自分に生き抜く
  type: MusicAlbum
  date published: 2024-11-18
album: 悠久の風に揺られて
  type: MusicAlbum
  date published: 2024-11-25
album: 出会いが高まる躍動
  type: MusicAlbum
  date published: 2024-11-29
album: Until I can reach you
  type: MusicAlbum
  date published: 2024-12-03
album: アザワラウ叫び声
  type: MusicAlbum
  date published: 2025-01-24
album: 星の数だけ流星が舞う
  type: MusicAlbum
  date published: 2025-01-27
album: 王者の証を掲げる歌
  type: MusicAlbum
  date published: 2025-02-03
  track: 王者の証を掲げる歌
    type: MusicRecording
    duration: PT3M18S
    duration ms: 198240
    explicit: false
    by artist: Hiromin_music
    in album: 王者の証を掲げる歌
      type: MusicAlbum
      date published: 2025-02-03
    isrc code: GXBAV2561642
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T05:26:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6466ae3e2b2537fed5764794879ad7a0eddc6153baf73cf9b6239ba180ccbbb3
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958832
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958832
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXBAV2561642
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: 王者の証を掲げる歌
album: 空を見上げてオリジン
album: 愛する魔法と共に

OTSTimestamp
type: PropertyValue
value: 2026-07-20T08:28:51Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6466ae3e2b2537fed5764794879ad7a0eddc6153baf73cf9b6239ba180ccbbb3. Chain 2 (Bitcoin): anchored in block 958832 (2026-07-20T08:28:51Z), 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/GXBAV2561642.
date published: 2026-07-20T08:28:51Z

王者の証を掲げる歌
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 97.504
additional property: Musical Key
  type: PropertyValue
  value: 11
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.493
additional property: Energy
  type: PropertyValue
  value: 0.6
additional property: Speechiness
  type: PropertyValue
  value: 0.041
additional property: Acousticness
  type: PropertyValue
  value: 0.037
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.166
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.313
additional property: Loudness (dB)
  type: PropertyValue
  value: -11.738
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Major

空を見上げてオリジン
type: MusicAlbum
date published: 2025-02-04
track: 空を見上げてオリジン
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200760
  explicit: false
  by artist: Hiromin_music
  in album: 空を見上げてオリジン
    type: MusicAlbum
    date published: 2025-02-04
  isrc code: GXBAV2589033
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T00:32:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb5c66b03b6f8cc0defa2c1cc1d22f8d82db8c4f8511a81d50563c01370b69bf0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956634
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956634
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXBAV2589033
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  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 0xb5c66b03b6f8cc0defa2c1cc1d22f8d82db8c4f8511a81d50563c01370b69bf0. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/GXBAV2589033.
    date published: 2026-07-04T10:04:33Z
  audio: 空を見上げてオリジン
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.027
    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: 0.735
    additional property: Energy
      type: PropertyValue
      value: 0.726
    additional property: Speechiness
      type: PropertyValue
      value: 0.068
    additional property: Acousticness
      type: PropertyValue
      value: 0.034
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.204
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.197
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.066
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

愛する魔法と共に
type: MusicAlbum
date published: 2025-02-16