Васил Найденов
type: MusicGroup
popularity: 31
followers: 10786
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc6e555fc33c9c8222dc4c2bba84d4ca847e82ab22f7e047522494576cb0c71cd
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/369e2fa4-805c-4148-b86b-ab250fddf55d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/369e2fa4-805c-4148-b86b-ab250fddf55d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/369e2fa4-805c-4148-b86b-ab250fddf55d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc6e555fc33c9c8222dc4c2bba84d4ca847e82ab22f7e047522494576cb0c71cd","name":"Васил Найденов","registered_at":"2026-06-11T16:45:22Z","symbol":"NIM0071759","token_address":"0x1286c220bb82d73876588cf7dc2844541a0d9fdd","type":"artist","uuid":"369e2fa4-805c-4148-b86b-ab250fddf55d"}
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 0xc6e555fc33c9c8222dc4c2bba84d4ca847e82ab22f7e047522494576cb0c71cd. 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/369e2fa4-805c-4148-b86b-ab250fddf55d.json and https://artists.proofprofile.net/proofs/artist/369e2fa4-805c-4148-b86b-ab250fddf55d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xc6e555fc33c9c8222dc4c2bba84d4ca847e82ab22f7e047522494576cb0c71cd","name":"Васил Найденов","registered_at":"2026-06-11T16:45:22Z","symbol":"NIM0071759","token_address":"0x1286c220bb82d73876588cf7dc2844541a0d9fdd","type":"artist","uuid":"369e2fa4-805c-4148-b86b-ab250fddf55d"}
album: Бащини съвети
  type: MusicAlbum
  date published: 1980-04-04
album: Адаптация
  type: MusicAlbum
  date published: 1980-08-01
  track: И утре е ден
    type: MusicRecording
    duration: PT3M44S
    duration ms: 224742
    explicit: false
    by artist: Васил Найденов
    in album: Адаптация
      type: MusicAlbum
      date published: 1980-08-01
    isrc code: BGA672067103
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T16:02:20+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xaa41e7fe17ec13d988d903fe7c4e9a4d529eb9b9cc9b14e436fa42933f7fd958
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958907
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958907
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA672067103
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T19:04:13Z
    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 0xaa41e7fe17ec13d988d903fe7c4e9a4d529eb9b9cc9b14e436fa42933f7fd958. Chain 2 (Bitcoin): anchored in block 958907 (2026-07-20T19:04:13Z), 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/BGA672067103.
      date published: 2026-07-20T19:04:13Z
    audio: И утре е ден
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 111.894
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.368
      additional property: Energy
        type: PropertyValue
        value: 0.587
      additional property: Speechiness
        type: PropertyValue
        value: 0.043
      additional property: Acousticness
        type: PropertyValue
        value: 0.383
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.342
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.29
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.865
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Веселая габровская песня
  type: MusicAlbum
  date published: 1980-10-14
album: Здравствуй, Могилев
  type: MusicAlbum
  date published: 1980-10-14
album: Любовта продължава
  type: MusicAlbum
  date published: 1981-12-08
album: Телефонна любов
  type: MusicAlbum
  date published: 1982-06-29
  track: Джулия
    type: MusicRecording
    duration: PT2M22S
    duration ms: 142106
    explicit: false
    by artist: Васил Найденов
    in album: Телефонна любов
      type: MusicAlbum
      date published: 1982-06-29
    isrc code: BGA672060608
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T15:46:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x779fec7ec5431aeedfcea1979859ff573092623ce975610343cc62f53f39c9ca
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958601
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958601
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA672060608
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T19:27:02Z
    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 0x779fec7ec5431aeedfcea1979859ff573092623ce975610343cc62f53f39c9ca. Chain 2 (Bitcoin): anchored in block 958601 (2026-07-18T19:27:02Z), 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/BGA672060608.
      date published: 2026-07-18T19:27:02Z
    audio: Джулия
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 175.544
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.426
      additional property: Energy
        type: PropertyValue
        value: 0.884
      additional property: Speechiness
        type: PropertyValue
        value: 0.239
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Чудо
album: Молба
album: Марш на Левски - Спартак
album: Всичко ми е наред
album: Васил Найденов
album: Не мога без теб

Acousticness
type: PropertyValue
value: 0.085

Instrumentalness
type: PropertyValue
value: 0.02

Liveness
type: PropertyValue
value: 0.371

Valence (Positivity)
type: PropertyValue
value: 0.908

Loudness (dB)
type: PropertyValue
value: -7.898

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Телефонна любов
type: MusicAlbum
date published: 1982-06-29

Телефонна любов
type: MusicAlbum
date published: 1982-06-29
track: Телефонна любов
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253151
  explicit: false
  by artist: Васил Найденов
  in album: Телефонна любов
    type: MusicAlbum
    date published: 1982-06-29
  isrc code: BGA262150401
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T18:04:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5f44c62b306a957d9ce78a37635491b15915c91a49a91afa40f3e6e5b2a346a1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA262150401
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  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 0x5f44c62b306a957d9ce78a37635491b15915c91a49a91afa40f3e6e5b2a346a1. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/BGA262150401.
    date published: 2026-07-05T19:27:56Z
  audio: Телефонна любов
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 113.96
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.515
    additional property: Energy
      type: PropertyValue
      value: 0.31
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.864
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.002
    additional property: Liveness
      type: PropertyValue
      value: 0.118
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.532
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.301
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Чудо
type: MusicAlbum
date published: 1983-11-25
track: Чудо
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278476
  explicit: false
  by artist: Васил Найденов
  in album: Чудо
    type: MusicAlbum
    date published: 1983-11-25
  isrc code: BGA262150001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T19:49:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc580c2e4cccaaf597049fa9bf40c117440e8a586fb193b2f4a375c32ade206a0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958196
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958196
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA262150001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T22:50:49Z
  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 0xc580c2e4cccaaf597049fa9bf40c117440e8a586fb193b2f4a375c32ade206a0. Chain 2 (Bitcoin): anchored in block 958196 (2026-07-15T22:50:49Z), 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/BGA262150001.
    date published: 2026-07-15T22:50:49Z
  audio: Чудо
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.601
    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: 0.282
    additional property: Energy
      type: PropertyValue
      value: 0.59
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.142
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.264
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.454
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.456
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Рали
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186521
  explicit: false
  by artist: Васил Найденов
  in album: Чудо
    type: MusicAlbum
    date published: 1983-11-25
  isrc code: BGA262150003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T07:32:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa5ec9f4cf4a597f19a6ae8a84fc33a3b8e791d75d82229056834fd47081b70f5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958263
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958263
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA262150003
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T08:19:47Z
  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 0xa5ec9f4cf4a597f19a6ae8a84fc33a3b8e791d75d82229056834fd47081b70f5. Chain 2 (Bitcoin): anchored in block 958263 (2026-07-16T08:19:47Z), 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/BGA262150003.
    date published: 2026-07-16T08:19:47Z
  audio: Рали
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 94.214
    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: 0.64
    additional property: Energy
      type: PropertyValue
      value: 0.562
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.406
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.588
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.798
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.176
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Молба
type: MusicAlbum
date published: 1985-02-20
track: Молба
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177563
  explicit: false
  by artist: Васил Найденов
  in album: Молба
    type: MusicAlbum
    date published: 1985-02-20
  isrc code: BGA262086802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T13:19:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeebb2c26f150af9d30a391e0df4bbfd0de6a4b4bf6d3fa5fae65171847862f7a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958749
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958749
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA262086802
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T16:23:40Z
  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 0xeebb2c26f150af9d30a391e0df4bbfd0de6a4b4bf6d3fa5fae65171847862f7a. Chain 2 (Bitcoin): anchored in block 958749 (2026-07-19T16:23:40Z), 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/BGA262086802.
    date published: 2026-07-19T16:23:40Z
  audio: Молба
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 72.197
    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: 0.286
    additional property: Energy
      type: PropertyValue
      value: 0.439
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.642
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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      value: -8.525
    additional property: Key Name
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track: Клоунът
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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    value: https://blockstream.info/api/block-height/956476
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA262086805
  additional property: OTSTimestamp
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  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 0xcc077619e82bd66f8741d539ef219e1b58d866342d1d34d6f2644c7772aef526. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/BGA262086805.
    date published: 2026-07-03T09:04:44Z
  audio: Клоунът
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    additional property: Tempo (BPM)
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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track: Почти забравена любов
  type: MusicRecording
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  explicit: false
  by artist: Васил Найденов
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    date published: 1985-02-20
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BGA262086808
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  audio: Почти забравена любов

OTSTimestamp
type: PropertyValue
value: 2026-07-13T18:21:04Z

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 0x96fb9f134ea97fb6054f02fb51373c3e8481734834bec935bab85bfbb2c75144. Chain 2 (Bitcoin): anchored in block 957891 (2026-07-13T18:21:04Z), 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/BGA262086808.
date published: 2026-07-13T18:21:04Z

Почти забравена любов
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
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additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
  type: PropertyValue
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additional property: Energy
  type: PropertyValue
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additional property: Speechiness
  type: PropertyValue
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additional property: Acousticness
  type: PropertyValue
  value: 0.306
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.141
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.194
additional property: Loudness (dB)
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  value: -7.587
additional property: Key Name
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additional property: Mode Name
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Молба
type: MusicAlbum
date published: 1985-04-01

Марш на Левски - Спартак
type: MusicAlbum
date published: 1986-04-19

Всичко ми е наред
type: MusicAlbum
date published: 1987-02-05

Васил Найденов
type: MusicAlbum
date published: 1989-08-07

Не мога без теб
type: MusicAlbum
date published: 2003-12-07
track: Като слънце в огледало
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    type: MusicAlbum
    date published: 2003-12-07
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6N22179087
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
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    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 0x5e88cea2cf55c48529e15f9545c2dd33117bf1660511428a31c5e6069831d2e3. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QM6N22179087.
    date published: 2026-07-05T10:01:46Z
  audio: Като слънце в огледало
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Instrumentalness
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