Changhum
type: MusicGroup
genre: phleng phuea chiwit
popularity: 17
followers: 6003
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55121940e2d163593ce992e16f1fe781959a4b4f637158f3781ea53aa701702f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953742
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/930d44f5-46fc-409a-876f-aa177d9c300c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/930d44f5-46fc-409a-876f-aa177d9c300c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/930d44f5-46fc-409a-876f-aa177d9c300c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T04:47:56Z
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 0x55121940e2d163593ce992e16f1fe781959a4b4f637158f3781ea53aa701702f. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/930d44f5-46fc-409a-876f-aa177d9c300c.json and https://artists.proofprofile.net/proofs/artist/930d44f5-46fc-409a-876f-aa177d9c300c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
album: Singing In The Rain
  type: MusicAlbum
  date published: 2017-06-09
  track: เพลงหน้าฝน
    type: MusicRecording
    duration: PT4M30S
    duration ms: 270000
    explicit: false
    by artist: Changhum
    in album: Singing In The Rain
      type: MusicAlbum
      date published: 2017-06-09
    genre: phleng phuea chiwit
    isrc code: THMOB1703452
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T06:54:20+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9c1feb0341ba081361e6e3012a903ae1928d7ca43d77b2488844e51859cb49fe
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958544
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/THMOB1703452
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    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 0x9c1feb0341ba081361e6e3012a903ae1928d7ca43d77b2488844e51859cb49fe. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/THMOB1703452.
      date published: 2026-07-18T12:14:37Z
    audio: เพลงหน้าฝน
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 90.08
      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: 0.675
      additional property: Energy
        type: PropertyValue
        value: 0.664
      additional property: Speechiness
        type: PropertyValue
        value: 0.024
      additional property: Acousticness
        type: PropertyValue
        value: 0.015
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.08
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.353
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.504
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: แค่ฉันเอง
  type: MusicAlbum
  date published: 2018-06-22
album: Colour In Life
  type: MusicAlbum
  date published: 2019-11-22
  track: รอจนสุดท้าย
    type: MusicRecording
    duration: PT4M53S
    duration ms: 293146
    explicit: false
    by artist: Changhum
    in album: Colour In Life
      type: MusicAlbum
      date published: 2019-11-22
    genre: phleng phuea chiwit
    isrc code: THMOB1907215
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T06:47:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf85d2c15625336a86ce12b252cc0cbbf394d248581698fad346c0abd479079e7
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958839
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958839
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/THMOB1907215
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T09:50:09Z
    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 0xf85d2c15625336a86ce12b252cc0cbbf394d248581698fad346c0abd479079e7. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T09:50:09Z), 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/THMOB1907215.
      date published: 2026-07-20T09:50:09Z
    audio: รอจนสุดท้าย
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.953
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.649
      additional property: Energy
        type: PropertyValue
        value: 0.243
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.762
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.067
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: เธอหายไปในอวกาศ - Bonus Track
album: Smile
album: เหงาอยู่ใช่ไหม
album: เพลงหน้าร้อน
album: จากคนเคยรัก
album: โอ้ใจเอ๋ย (พยายาม)
album: ที่ผ่านมายังรู้สึกดี
album: วุ่นวายจนได้โล่
album: ติดที่ตรงยังรัก
album: Spa
album: รอยยิ้มกับความรัก
album: Last Trip
album: ไม่ประสงค์ร้าย

Valence (Positivity)
type: PropertyValue
value: 0.186

Loudness (dB)
type: PropertyValue
value: -11.517

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

เธอหายไปในอวกาศ - Bonus Track
type: MusicRecording
duration: PT3M13S
duration ms: 193253
explicit: false
by artist: Changhum
in album: Colour In Life
  type: MusicAlbum
  date published: 2019-11-22
genre: phleng phuea chiwit
isrc code: THMOB1907219
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T17:09:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3656aa99f05b4e3ea6f835566f50902626e6456e5360d3073be47885b4b04be3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958176
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958176
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/THMOB1907219
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T20:09:48Z
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 0x3656aa99f05b4e3ea6f835566f50902626e6456e5360d3073be47885b4b04be3. Chain 2 (Bitcoin): anchored in block 958176 (2026-07-15T20:09:48Z), 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/THMOB1907219.
  date published: 2026-07-15T20:09:48Z
audio: เธอหายไปในอวกาศ - Bonus Track
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.621
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.47
  additional property: Energy
    type: PropertyValue
    value: 0.369
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.53
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.403
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.343
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.573
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Smile
type: MusicAlbum
date published: 2020-01-29

Smile
type: MusicAlbum
date published: 2020-01-29

เหงาอยู่ใช่ไหม
type: MusicAlbum
date published: 2020-05-05

เพลงหน้าร้อน
type: MusicAlbum
date published: 2020-06-18

จากคนเคยรัก
type: MusicAlbum
date published: 2021-05-07

โอ้ใจเอ๋ย (พยายาม)
type: MusicAlbum
date published: 2021-05-07

ที่ผ่านมายังรู้สึกดี
type: MusicAlbum
date published: 2021-05-14

วุ่นวายจนได้โล่
type: MusicAlbum
date published: 2021-07-23

ติดที่ตรงยังรัก
type: MusicAlbum
date published: 2021-07-23

Spa
type: MusicAlbum
date published: 2021-12-24

รอยยิ้มกับความรัก
type: MusicAlbum
date published: 2022-02-25

Last Trip
type: MusicAlbum
date published: 2022-03-28

ไม่ประสงค์ร้าย
type: MusicAlbum
date published: 2025-08-08