Amadeus Lundberg
type: MusicGroup
genre: cha cha cha
genre: finnish pop
genre: iskelmä
genre: tango
description: Juha Grigori Amadeus Lundberg (born 29 March 1989), better known as Amadeus, is a Finnish singer. He became famous after winning the Tangomarkkinat tango contest in 2009. As the Tangomarkkinat winner
popularity: 11
followers: 1036
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/220e19f3-f3f3-4e8a-bf97-ce6830b192f6
additional property: OTSTimestamp
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  value: 2026-06-14T11:37:06Z
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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc86f99f38b3a4d3758a85f5412d9396d2ea3bd06909fa62f7bbaa288921a500a. Chain 2 (Bitcoin): anchored in block 953626 (2026-06-14T11:41:45Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/220e19f3-f3f3-4e8a-bf97-ce6830b192f6.json and https://artists.proofprofile.net/proofs/artist/220e19f3-f3f3-4e8a-bf97-ce6830b192f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T11:41:45Z
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album: Amadeus
  type: MusicAlbum
  date published: 2009-11-11
album: Vain Rakkaus
  type: MusicAlbum
  date published: 2014-04-09
album: Vain rakkaus
  type: MusicAlbum
  date published: 2014-07-09
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    type: MusicRecording
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    duration ms: 198680
    explicit: false
    by artist: Amadeus Lundberg
    in album: Vain rakkaus
      type: MusicAlbum
      date published: 2014-07-09
    genre: cha cha cha
    genre: finnish pop
    genre: iskelmä
    genre: tango
    isrc code: FIMGM1400011
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    additional property: CopyrightStatus
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      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIMGM1400011
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0fb270c3dfa19bea3f10ad8a448e0691d52ede9890e047f40d8813cfabd3cd1. 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/FIMGM1400011.
      date published: 2026-07-17T19:12:23Z
    audio: Vain rakkaus
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 94.042
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.411
      additional property: Energy
        type: PropertyValue
        value: 0.289
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
        type: PropertyValue
        value: 0.877
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.102
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.459
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.281
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Vain rakkaus
  type: MusicAlbum
  date published: 2014-07-09
album: Puhu minulle rakkaudesta
  type: MusicAlbum
  date published: 2015-06-22
album: Puhu minulle rakkaudesta
  type: MusicAlbum
  date published: 2015-09-04
album: Poika varjoiselta kuljalta
  type: MusicAlbum
  date published: 2016-06-17
album: Poika varjoiselta kujalta
  type: MusicAlbum
  date published: 2016-07-08
  track: Poika varjoiselta kujalta - Guaglione
    type: MusicRecording
    duration: PT3M8S
    duration ms: 188573
    explicit: false
    by artist: Amadeus Lundberg
    in album: Poika varjoiselta kujalta
      type: MusicAlbum
      date published: 2016-07-08
    genre: cha cha cha
    genre: finnish pop
    genre: iskelmä
    genre: tango
    isrc code: FIMGM1600039
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
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    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIMGM1600039
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T21:20:45Z
    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 0x50189ebff12fbb23a423bbfd17c4a3f901cfc10e3f5c711a1791f7cdf1ad26ba. Chain 2 (Bitcoin): anchored in block 958783 (2026-07-19T21:20:45Z), 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/FIMGM1600039.
      date published: 2026-07-19T21:20:45Z
    audio: Poika varjoiselta kujalta - Guaglione
      type: AudioObject
      additional property: Tempo (BPM)
      additional property: Musical Key
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      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: Kuka tekee joulun
album: Gipsy-sirkus
album: Minä Rakastan
album: Saat mun rummut soimaan
album: Pyyhi tuuli kyyneleet
album: Saat silloinkin sydämeni
album: Tanssitaan
album: Tahtoisin elää
album: Olit minun
album: Vain kuu

Tempo (BPM)
type: PropertyValue
value: 89.881

Musical Key
type: PropertyValue
value: 11

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.602

Energy
type: PropertyValue
value: 0.692

Speechiness
type: PropertyValue
value: 0.075

Acousticness
type: PropertyValue
value: 0.416

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.101

Valence (Positivity)
type: PropertyValue
value: 0.837

Loudness (dB)
type: PropertyValue
value: -5.48

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Minor

Poika varjoiselta kujalta
type: MusicAlbum
date published: 2016-07-08

Kuka tekee joulun
type: MusicAlbum
date published: 2016-11-18

Gipsy-sirkus
type: MusicAlbum
date published: 2017-09-15

Gipsy-sirkus
type: MusicAlbum
date published: 2017-09-15

Minä Rakastan
type: MusicAlbum
date published: 2018-02-23

Saat mun rummut soimaan
type: MusicAlbum
date published: 2018-06-08

Pyyhi tuuli kyyneleet
type: MusicAlbum
date published: 2018-07-13

Pyyhi tuuli kyyneleet
type: MusicAlbum
date published: 2018-07-13

Saat silloinkin sydämeni
type: MusicAlbum
date published: 2020-04-08

Tanssitaan
type: MusicAlbum
date published: 2022-04-29

Tahtoisin elää
type: MusicAlbum
date published: 2022-09-30

Olit minun
type: MusicAlbum
date published: 2023-05-26

Vain kuu
type: MusicAlbum
date published: 2024-03-22