De Facto
type: MusicGroup
genre: entehno
description: De facto (, ;Random House Kernerman Webster's College Dictionary. S.v. "de facto ." Retrieved January 12, 2018 ; ) practices are those that exist in reality or effect, without explicit recognition by
popularity: 14
followers: 2181
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xff226611e870ef9944b7dc5f83f9d8fd79877e4585317837a6163aa3af7ea80e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953610
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/14a85b33-d58e-49f7-bb1c-b5da01f3c149.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/14a85b33-d58e-49f7-bb1c-b5da01f3c149.json
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/14a85b33-d58e-49f7-bb1c-b5da01f3c149
additional property: OTSTimestamp
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  value: 2026-06-14T07:58:09Z
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff226611e870ef9944b7dc5f83f9d8fd79877e4585317837a6163aa3af7ea80e. Chain 2 (Bitcoin): anchored in block 953610 (2026-06-14T07:58:09Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/14a85b33-d58e-49f7-bb1c-b5da01f3c149.json and https://artists.proofprofile.net/proofs/artist/14a85b33-d58e-49f7-bb1c-b5da01f3c149.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T07:58:09Z
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album: De Facto
  type: MusicAlbum
  date published: 1998
  track: Siderenia Kardia
    type: MusicRecording
    duration: PT3M18S
    duration ms: 198200
    explicit: false
    by artist: De Facto
    in album: De Facto
      type: MusicAlbum
      date published: 1998
    genre: entehno
    isrc code: GRLE19800116
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
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    additional property: CopyrightChainExplorerURL
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      type: PropertyValue
      value: https://blockstream.info/api/block-height/958705
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GRLE19800116
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T08:43:25Z
    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 0x19d37dc95a6ea5145dde57733e0a5e8a370da9fc1f484d4067031274fc6f0ef0. Chain 2 (Bitcoin): anchored in block 958705 (2026-07-19T08:43:25Z), 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/GRLE19800116.
      date published: 2026-07-19T08:43:25Z
    audio: Siderenia Kardia
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 142.157
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.574
      additional property: Energy
        type: PropertyValue
        value: 0.808
      additional property: Speechiness
        type: PropertyValue
        value: 0.038
      additional property: Acousticness
        type: PropertyValue
        value: 0.008
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.162
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.717
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.778
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Olis Tis Gis Ta Mystika
    type: MusicRecording
    duration: PT5M44S
    duration ms: 344866
    explicit: false
    by artist: De Facto
    in album: De Facto
      type: MusicAlbum
      date published: 1998
    genre: entehno
    isrc code: GRLE19800233
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T17:22:10+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6c90cba6987135b326faf4507dc1bc53633869d2641943c63339aa272fdefacc
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GRLE19800233
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 0x6c90cba6987135b326faf4507dc1bc53633869d2641943c63339aa272fdefacc. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/GRLE19800233.
      date published: 2026-07-05T01:12:41Z
    audio: Olis Tis Gis Ta Mystika
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 118.152
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.574
      additional property: Energy
        type: PropertyValue
        value: 0.623
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.016
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.092
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Makrys Kairos Kontevei
album: De Facto III
album: Balantes
album: Ως Του Κόσμου Την Άκρη
album: Η Αυλή Των Θαυμάτων
album: Υπόγειο
album: Καινούργια Μέρα
album: Ημερολόγιο

Valence (Positivity)
type: PropertyValue
value: 0.136

Loudness (dB)
type: PropertyValue
value: -7.44

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Makrys Kairos Kontevei
type: MusicAlbum
date published: 2000-08-23

Makrys Kairos Kontevei
type: MusicAlbum
date published: 2000-08-23

De Facto III
type: MusicAlbum
date published: 2002-10-10
track: Thessaloniki
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278760
  explicit: false
  by artist: De Facto
  in album: De Facto III
    type: MusicAlbum
    date published: 2002-10-10
  genre: entehno
  isrc code: GRLE10201884
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T01:34:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa9bac7b8d2e004fd70eb2a5302eaf6820bfd6e0d2e7a067dc0a5dfc77bd1f270
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958480
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958480
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GRLE10201884
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T02:58:58Z
  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 0xa9bac7b8d2e004fd70eb2a5302eaf6820bfd6e0d2e7a067dc0a5dfc77bd1f270. Chain 2 (Bitcoin): anchored in block 958480 (2026-07-18T02:58:58Z), 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/GRLE10201884.
    date published: 2026-07-18T02:58:58Z
  audio: Thessaloniki
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.032
    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: 0.637
    additional property: Energy
      type: PropertyValue
      value: 0.555
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.008
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.069
    additional property: Liveness
      type: PropertyValue
      value: 0.083
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.686
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.453
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

De Facto III
type: MusicAlbum
date published: 2002-10-10

Balantes
type: MusicAlbum
date published: 2004-04-26

Ως Του Κόσμου Την Άκρη
type: MusicAlbum
date published: 2006-12-04

Η Αυλή Των Θαυμάτων
type: MusicAlbum
date published: 2011-09-04

Υπόγειο
type: MusicAlbum
date published: 2017-12-24

De Facto
type: MusicAlbum
date published: 2017-12-29

Καινούργια Μέρα
type: MusicAlbum
date published: 2019-12-01

Ημερολόγιο
type: MusicAlbum
date published: 2021-05-10