Elina Konstantopoulou
type: MusicGroup
genre: laïko
description: Maria-Elpida (Elina) Konstantopoulou (; born 11 November 1970) is a Greek singer. She represented Greece in the Eurovision Song Contest 1995. Biography Konstantopoulou was born in Athens and studied
popularity: 19
followers: 830
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x714e237281a89301d58d2fe8a712f55c5d367f3753ec537b3bbae7f645005999
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953746
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a6453e10-83bf-442d-baa4-f4fd94e28705.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a6453e10-83bf-442d-baa4-f4fd94e28705.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a6453e10-83bf-442d-baa4-f4fd94e28705
additional property: OTSTimestamp
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  value: 2026-06-15T05:25:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0x714e237281a89301d58d2fe8a712f55c5d367f3753ec537b3bbae7f645005999. Chain 2 (Bitcoin): anchored in block 953746 (2026-06-15T05:25:34Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a6453e10-83bf-442d-baa4-f4fd94e28705.json and https://artists.proofprofile.net/proofs/artist/a6453e10-83bf-442d-baa4-f4fd94e28705.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T05:25:34Z
  text: {"copyright_id":"0x714e237281a89301d58d2fe8a712f55c5d367f3753ec537b3bbae7f645005999","name":"Elina Konstantopoulou","registered_at":"2026-06-14T21:56:05Z","symbol":"NIM0588391","token_address":"0x6375352f21cbc6a9e0e2b05d3aff7c2b46cf3482","type":"artist","uuid":"a6453e10-83bf-442d-baa4-f4fd94e28705"}
album: San Paramithi
  type: MusicAlbum
  date published: 1993-06-22
album: Akouse Me
  type: MusicAlbum
  date published: 1997-07-01
  track: Theia Diki
    type: MusicRecording
    duration: PT3M7S
    duration ms: 187338
    explicit: false
    by artist: Elina Konstantopoulou
    in album: Akouse Me
      type: MusicAlbum
      date published: 1997-07-01
    genre: laïko
    isrc code: GRPO10060697
    additional property: CopyrightID
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      type: PropertyValue
      value: registered
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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/GRPO10060697
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:25:57Z
    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 0x3a45ff17892fe968a1b347c6e7146bbfa791b901aeb990e74d9fcd2fd621f0b0. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/GRPO10060697.
      date published: 2026-07-06T01:25:57Z
    audio: Theia Diki
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 137.704
      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: 0.725
      additional property: Energy
        type: PropertyValue
        value: 0.64
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.178
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.366
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.964
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.821
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Enstikto
  type: MusicAlbum
  date published: 1998
  track: Pio Krevati
    type: MusicRecording
    duration: PT3M31S
    duration ms: 211733
    explicit: false
    by artist: Elina Konstantopoulou
    in album: Enstikto
      type: MusicAlbum
      date published: 1998
    genre: laïko
    isrc code: GRFM19800422
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    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
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    additional property: OTSBitcoinBlock
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      value: 956639
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      type: PropertyValue
      value: https://blockstream.info/api/block-height/956639
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GRFM19800422
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T11:19:20Z
    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 0x967406b79f45e7bb60515f0f3cdb3962b873ff04de775dce6b011c860dbc1de2. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/GRFM19800422.
      date published: 2026-07-04T11:19:20Z
    audio: Pio Krevati
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 132.053
      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: 0.676
      additional property: Energy
        type: PropertyValue
        value: 0.519
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.073
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Th'Allaxo Ta Dedomena
album: Ksanagenieme (Remix)
album: Ksanagenieme

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.074

Valence (Positivity)
type: PropertyValue
value: 0.353

Loudness (dB)
type: PropertyValue
value: -10.218

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Th'Allaxo Ta Dedomena
type: MusicAlbum
date published: 2008-12-01

Ksanagenieme (Remix)
type: MusicAlbum
date published: 2013-03-03

Ksanagenieme
type: MusicAlbum
date published: 2014-05-26