MJ-7
type: MusicGroup
popularity: 7
followers: 74
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcdb8ac9a34389abb2b84a4e303a19d45ec385681c793ccb56ea38e6ae724a068
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f9326c3e-c4f9-4ce2-9ef7-acb2acebca6e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f9326c3e-c4f9-4ce2-9ef7-acb2acebca6e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f9326c3e-c4f9-4ce2-9ef7-acb2acebca6e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
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 0xcdb8ac9a34389abb2b84a4e303a19d45ec385681c793ccb56ea38e6ae724a068. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f9326c3e-c4f9-4ce2-9ef7-acb2acebca6e.json and https://artists.proofprofile.net/proofs/artist/f9326c3e-c4f9-4ce2-9ef7-acb2acebca6e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
album: 摩羯座
  type: MusicAlbum
  date published: 2018-12-22
  track: 摩羯座
album: 我不知道
  type: MusicAlbum
  date published: 2017-04-10
album: 不冷
  type: MusicAlbum
  date published: 2019-11-26
album: Sunny
  type: MusicAlbum
  date published: 2019-07-19
album: 是你
  type: MusicAlbum
  date published: 2019-05-23
album: 金牛座
  type: MusicAlbum
  date published: 2019-04-21
album: 双鱼座
  type: MusicAlbum
  date published: 2019-02-21
album: Sorry
  type: MusicAlbum
  date published: 2017-04-26
  track: Sorry - Karaoke Version
  track: Sorry
album: 种新花忘旧人
  type: MusicAlbum
  date published: 2024-07-20
album: 两清 (0.8x)
  type: MusicAlbum
  date published: 2024-04-24
album: 暂停键
  type: MusicAlbum
  date published: 2024-04-19
album: 打翻孟婆汤
  type: MusicAlbum
  date published: 2024-03-08
album: 我的爱就到此刻
  type: MusicAlbum
  date published: 2024-02-29
album: 转身离开
  type: MusicAlbum
  date published: 2024-01-06
album: 灰姑娘和王子
  type: MusicAlbum
  date published: 2023-12-28
album: 以朋友的身份
  type: MusicAlbum
  date published: 2023-12-08
album: 落日麦田
  type: MusicAlbum
  date published: 2023-12-07
album: 玫瑰花没必要长高
  type: MusicAlbum
  date published: 2023-12-06
album: 没差
  type: MusicAlbum
  date published: 2023-10-28
album: 下一个日落
  type: MusicAlbum
  date published: 2023-10-28
album: 降温
  type: MusicAlbum
  date published: 2023-07-22
album: 听窗外的雨滴回忆你
  type: MusicAlbum
  date published: 2023-07-02
album: 拐点
  type: MusicAlbum
  date published: 2023-06-30
album: 非你不可
  type: MusicAlbum
  date published: 2023-03-25
album: 输的人是我
  type: MusicAlbum
  date published: 2023-03-25
album: 我终于明白
  type: MusicAlbum
  date published: 2023-03-25
album: 全部都是你
  type: MusicAlbum
  date published: 2023-03-25
album: 两清
  type: MusicAlbum
  date published: 2023-03-25
album: 从此以后
  type: MusicAlbum
  date published: 2021-10-28
album: 再见我爱的人
  type: MusicAlbum
  date published: 2020-04-23
album: 转身
  type: MusicAlbum
  date published: 2020-03-03
album: 念
  type: MusicAlbum
  date published: 2019-12-13
album: 清茶
  type: MusicAlbum
  date published: 2019-11-05
album: 没有你的旅行
  type: MusicAlbum
  date published: 2019-11-05
album: 亚特兰蒂斯的眼泪
  type: MusicAlbum
  date published: 2019-10-20
album: 太廉价
  type: MusicAlbum
  date published: 2019-09-30
album: 不在
  type: MusicAlbum
  date published: 2019-09-11
album: Sorry (DJ Version)
  type: MusicAlbum
  date published: 2019-08-21
album: 相思茶
  type: MusicAlbum
  date published: 2019-07-09
album: 再见哈尼
  type: MusicAlbum
  date published: 2019-06-28
album: 我可以撩你吗
  type: MusicAlbum
  date published: 2019-05-16
album: 无尽惶恐
  type: MusicAlbum
  date published: 2019-04-30
album: 爱过你、恨过你
  type: MusicAlbum
  date published: 2024-11-18

摩羯座
type: MusicRecording
duration: PT4M28S
duration ms: 268750
explicit: false
by artist: MJ-7
by artist: 毛一鹏
by artist: 尤起胜
in album: 摩羯座
  type: MusicAlbum
  date published: 2018-12-22
popularity: 10
isrc code: HKG731907311
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T21:49:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x74ea221f43f5ee7bdee8604ca86ffcd1817f6b295fb1e151c403b44cdf0fa956
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG731907311
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74ea221f43f5ee7bdee8604ca86ffcd1817f6b295fb1e151c403b44cdf0fa956. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/HKG731907311.
  date published: 2026-07-02T05:09:12Z
audio: 摩羯座
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.161
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.689
  additional property: Energy
    type: PropertyValue
    value: 0.518
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.465
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.359
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.285
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sorry - Karaoke Version
type: MusicRecording
duration: PT3M8S
duration ms: 188000
explicit: false
by artist: MJ-7
in album: Sorry
  type: MusicAlbum
  date published: 2017-04-26
isrc code: HKG731907160
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T22:35:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x06a63ceb1acdca8f8c964dc90bed0ffa7dce0f87888b6885188b10d26f1e8738
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG731907160
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06a63ceb1acdca8f8c964dc90bed0ffa7dce0f87888b6885188b10d26f1e8738. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/HKG731907160.
  date published: 2026-07-02T03:55:08Z
audio: Sorry - Karaoke Version
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.203
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.733
  additional property: Energy
    type: PropertyValue
    value: 0.801
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.016
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.871
  additional property: Liveness
    type: PropertyValue
    value: 0.36
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.948
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.855
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Sorry
type: MusicRecording
duration: PT3M8S
duration ms: 188000
explicit: false
by artist: MJ-7
in album: Sorry
  type: MusicAlbum
  date published: 2017-04-26
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x356dc4bce1a4e81c6ccf20800abf5566e937878853cf0e9298d235d8ae241b7e. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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/HKG731907156.
  date published: 2026-07-29T12:41:21Z
audio: Sorry
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 172.368
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.703
  additional property: Energy
    type: PropertyValue
    value: 0.582
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.285
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.601
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.839
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.055
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: HKG731907156
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960106
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T12:41:21+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG731907156
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960106
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960106
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:41:21+00:00
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch