Guernica Mancini
type: MusicGroup
genre: arena rock
description: Guernica Mancini (born ) is a Swedish musician. She is the lead vocalist of the hard rock group The Gems. Mancini was formerly the lead vocalist of the rock group Thundermother, having parted ways wi
popularity: 19
followers: 1310
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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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
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  date published: 2026-06-14T07:39:50Z
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album: Inception
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  date published: 2022-11-11
album: Inception
  type: MusicAlbum
  date published: 2022-11-11
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    by artist: Guernica Mancini
    in album: Inception
      type: MusicAlbum
      date published: 2022-11-11
    genre: arena rock
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    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08cc5f14af1b164747429818c8912f305e96ae5c78b3d7d85adb0036d1865a2e. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), 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/DGA052213540.
      date published: 2026-07-17T09:14:21Z
    audio: Inception
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      additional property: Valence (Positivity)
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album: Inception
  type: MusicAlbum
  date published: 2022-11-11
album: MVP
  type: MusicAlbum
  date published: 2023-08-09
album: MVP
  type: MusicAlbum
  date published: 2023-08-09
album: Liar
  type: MusicAlbum
  date published: 2025-03-07
  track: Liar
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    duration: PT3M11S
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    in album: Liar
      type: MusicAlbum
      date published: 2025-03-07
    genre: arena rock
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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
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      date published: 2026-07-02T16:51:38Z
    audio: Liar
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      additional property: Danceability
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      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Save Me
album: Deep In The Water
track: Crown (feat. Guernica Mancini)

Energy
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value: 0.704

Speechiness
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value: 0.035

Acousticness
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value: 0.001

Instrumentalness
type: PropertyValue
value: 0.231

Liveness
type: PropertyValue
value: 0.084

Valence (Positivity)
type: PropertyValue
value: 0.155

Loudness (dB)
type: PropertyValue
value: -7.784

Key Name
type: PropertyValue
value: D

Mode Name
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value: Major

Save Me
type: MusicAlbum
date published: 2025-05-06

Deep In The Water
type: MusicAlbum
date published: 2025-09-09
track: Deep In the Water
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142497
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  by artist: Guernica Mancini
  in album: Deep In The Water
    type: MusicAlbum
    date published: 2025-09-09
  genre: arena rock
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T06:58:20Z
  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 0x3662fda690c39c26aa3b72119c0317f6c55195bca6167e99c1cf02943d59ed95. Chain 2 (Bitcoin): anchored in block 958111 (2026-07-15T06:58:20Z), 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/CBEYJ2521742.
    date published: 2026-07-15T06:58:20Z
  audio: Deep In the Water
    type: AudioObject
    additional property: Tempo (BPM)
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      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.052
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
      type: PropertyValue
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    additional property: Mode Name
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Crown (feat. Guernica Mancini)
type: MusicRecording
duration: PT4M2S
duration ms: 242333
explicit: false
by artist: Hank von Hell
by artist: Guernica Mancini
in album: Dead
  type: MusicAlbum
  date published: 2020-06-15
genre: punk-n-roll
genre: norwegian-punk-rock
isrc code: SEBGA2000163
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 0x1d43a238f7c91b0134f8ffd4ee131007edfab35f45b73ff948b4b4f50e183f87. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/SEBGA2000163.
  date published: 2026-06-13T13:32:09Z
audio: Crown (feat. Guernica Mancini)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Crown (feat. Guernica Mancini)
type: MusicRecording
duration: PT4M2S
duration ms: 242333
explicit: false
by artist: Hank von Hell
by artist: Guernica Mancini
in album: Crown (feat. Guernica Mancini)
  type: MusicAlbum
  date published: 2020-05-29
genre: punk-n-roll
genre: norwegian-punk-rock
isrc code: SEBGA2000163
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 0x1d43a238f7c91b0134f8ffd4ee131007edfab35f45b73ff948b4b4f50e183f87. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/SEBGA2000163.
  date published: 2026-07-07T20:41:57Z
audio: Crown (feat. Guernica Mancini)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Danceability
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    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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    type: PropertyValue
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    type: PropertyValue
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  additional property: Loudness (dB)
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