Surma Chanu
type: MusicGroup
popularity: 31
followers: 12293
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd8b7f5d931bd2527f5e715a06834b83fa0aac3fa544e983410208aa396c5d276
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/0eab179d-ec2f-414b-ac38-d3662ba45cd3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0eab179d-ec2f-414b-ac38-d3662ba45cd3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0eab179d-ec2f-414b-ac38-d3662ba45cd3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd8b7f5d931bd2527f5e715a06834b83fa0aac3fa544e983410208aa396c5d276","name":"Surma Chanu","registered_at":"2026-06-11T11:52:51Z","symbol":"NIM0019838","token_address":"0x94c61487abc17f68494e046e337327ac17c74bb4","type":"artist","uuid":"0eab179d-ec2f-414b-ac38-d3662ba45cd3"}
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 0xd8b7f5d931bd2527f5e715a06834b83fa0aac3fa544e983410208aa396c5d276. 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/0eab179d-ec2f-414b-ac38-d3662ba45cd3.json and https://artists.proofprofile.net/proofs/artist/0eab179d-ec2f-414b-ac38-d3662ba45cd3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xd8b7f5d931bd2527f5e715a06834b83fa0aac3fa544e983410208aa396c5d276","name":"Surma Chanu","registered_at":"2026-06-11T11:52:51Z","symbol":"NIM0019838","token_address":"0x94c61487abc17f68494e046e337327ac17c74bb4","type":"artist","uuid":"0eab179d-ec2f-414b-ac38-d3662ba45cd3"}
album: He Nungshiba
  type: MusicAlbum
  date published: 2013-12-09
album: Ahing Magi Thajani
  type: MusicAlbum
  date published: 2017-09-07
album: Ahingi Matamsu
  type: MusicAlbum
  date published: 2017-10-07
  track: Ahingi Matamsu
    type: MusicRecording
    duration: PT5M32S
    duration ms: 332591
    explicit: false
    by artist: Surma Chanu
    in album: Ahingi Matamsu
      type: MusicAlbum
      date published: 2017-10-07
    isrc code: INS4J1920051
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T15:53:45+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7835bf237dfd1942a9c41e4a84ed572187d034fecf1c16bd29ec7c8efe507857
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958444
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958444
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS4J1920051
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:12:23Z
    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 0x7835bf237dfd1942a9c41e4a84ed572187d034fecf1c16bd29ec7c8efe507857. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/INS4J1920051.
      date published: 2026-07-17T19:12:23Z
    audio: Ahingi Matamsu
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 139.975
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.364
      additional property: Energy
        type: PropertyValue
        value: 0.451
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.559
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.136
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.319
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.883
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Nungolle
  type: MusicAlbum
  date published: 2019-02-01
album: Eigi Mitsna Anise
  type: MusicAlbum
  date published: 2019-03-20
  track: Eigi Mitsna Anise
    type: MusicRecording
    duration: PT4M23S
    duration ms: 263015
    explicit: false
    by artist: Surma Chanu
    in album: Eigi Mitsna Anise
      type: MusicAlbum
      date published: 2019-03-20
    isrc code: INS4J1920014
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T11:19:19+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xdfe7274c3d244a1dc7ed88aae68f25d02b4e945ce80f334de8cd293cb19a2a6f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958153
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958153
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS4J1920014
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T14:11:38Z
    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 0xdfe7274c3d244a1dc7ed88aae68f25d02b4e945ce80f334de8cd293cb19a2a6f. Chain 2 (Bitcoin): anchored in block 958153 (2026-07-15T14:11:38Z), 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/INS4J1920014.
      date published: 2026-07-15T14:11:38Z
    audio: Eigi Mitsna Anise
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 98
      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: 0.753
      additional property: Energy
        type: PropertyValue
        value: 0.684
      additional property: Speechiness
        type: PropertyValue
        value: 0.051
      additional property: Acousticness
        type: PropertyValue
        value: 0.355
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Nungshibadi Thamkhiroi
album: Hanglakkanu Eigonda
album: Ngasi Hayeng
album: Mutpa Leiraroi
album: Tapna Tapna
album: Oihanbiyu Thamoigi Leirang
album: Mapung Fadribi
album: Olle Olle
album: Eigi Nungshiba
album: Leishabira
album: Leirang Leishat
album: Ingeet
album: Tumin Tuimn
album: Mitlu Pirang (Unplugged version)
album: Haibirammu
album: Malem Leisha
album: Sumbiramu
album: Anouba Chahina Lakpasida
album: Yourakle Yourakle
album: Saamu Ma
album: Thawai Haplage
album: Amuktang Yenglammu
album: Oja
album: Eidi Nanggi Nene Ne
album: HAIRO HAIRO
album: Taro Wakhal
album: Khurou Thangle
album: Nungshire Nungshire
album: Khangna Khangna
album: Eigi Nungshidaba

Instrumentalness
type: PropertyValue
value: 0.006

Liveness
type: PropertyValue
value: 0.493

Valence (Positivity)
type: PropertyValue
value: 0.654

Loudness (dB)
type: PropertyValue
value: -5.478

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Minor

Nungshibadi Thamkhiroi
type: MusicAlbum
date published: 2019-04-19

Nungshibadi Thamkhiroi
type: MusicAlbum
date published: 2019-11-03

Hanglakkanu Eigonda
type: MusicAlbum
date published: 2020-05-06

Eigi Mitsna Anise
type: MusicAlbum
date published: 2020-05-14

Ngasi Hayeng
type: MusicAlbum
date published: 2020-07-27

Ngasi Hayeng
type: MusicAlbum
date published: 2020-07-27

Nungolle
type: MusicAlbum
date published: 2020-08-12

Mutpa Leiraroi
type: MusicAlbum
date published: 2020-10-22

Tapna Tapna
type: MusicAlbum
date published: 2020-10-24

Oihanbiyu Thamoigi Leirang
type: MusicAlbum
date published: 2020-10-24

Mapung Fadribi
type: MusicAlbum
date published: 2020-10-26

Olle Olle
type: MusicAlbum
date published: 2021-02-23

Eigi Nungshiba
type: MusicAlbum
date published: 2021-05-18

Leishabira
type: MusicAlbum
date published: 2021-05-25

Leirang Leishat
type: MusicAlbum
date published: 2021-10-22

Ingeet
type: MusicAlbum
date published: 2021-11-10

Tumin Tuimn
type: MusicAlbum
date published: 2021-11-10

Mitlu Pirang (Unplugged version)
type: MusicAlbum
date published: 2021-11-10

Haibirammu
type: MusicAlbum
date published: 2021-11-10

Malem Leisha
type: MusicAlbum
date published: 2021-12-10

Sumbiramu
type: MusicAlbum
date published: 2022-01-07

Anouba Chahina Lakpasida
type: MusicAlbum
date published: 2022-04-11

Yourakle Yourakle
type: MusicAlbum
date published: 2022-07-25

Saamu Ma
type: MusicAlbum
date published: 2022-09-02

Thawai Haplage
type: MusicAlbum
date published: 2022-10-07

Amuktang Yenglammu
type: MusicAlbum
date published: 2023-04-28

Oja
type: MusicAlbum
date published: 2024-04-17

Eidi Nanggi Nene Ne
type: MusicAlbum
date published: 2024-09-26

HAIRO HAIRO
type: MusicAlbum
date published: 2024-09-27

Taro Wakhal
type: MusicAlbum
date published: 2025-01-23

Khurou Thangle
type: MusicAlbum
date published: 2025-04-01

Nungshire Nungshire
type: MusicAlbum
date published: 2025-05-22

Khangna Khangna
type: MusicAlbum
date published: 2025-05-22

Eigi Nungshidaba
type: MusicAlbum
date published: 2025-09-05
track: Eigi Nungshidaba
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252749
  explicit: false
  by artist: Surma Chanu
  in album: Eigi Nungshidaba
    type: MusicAlbum
    date published: 2025-09-05
  isrc code: QZZ7Q2535947
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T06:04:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4ff93a01ef5a598bdc9dbbb1332e9763e721f83c2f4916db8c55a84bc49acae6
  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/QZZ7Q2535947
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:01:59Z
  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 0x4ff93a01ef5a598bdc9dbbb1332e9763e721f83c2f4916db8c55a84bc49acae6. Chain 2 (Bitcoin): anchored in block 958839 (2026-07-20T07:01:59Z), 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/QZZ7Q2535947.
    date published: 2026-07-20T07:01:59Z
  audio: Eigi Nungshidaba
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 178.089
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.259
    additional property: Energy
      type: PropertyValue
      value: 0.601
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.3
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.24
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.214
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.891
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major