Tatjana Falkner
type: MusicGroup
popularity: 4
followers: 125
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe72365534d7b3b80a76a2eb300562fb3ba1d1b0c8c262d6094ae6935c56562a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dff2d08b-ef7f-485a-9464-08e69e5da2de.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/dff2d08b-ef7f-485a-9464-08e69e5da2de.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/dff2d08b-ef7f-485a-9464-08e69e5da2de
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe72365534d7b3b80a76a2eb300562fb3ba1d1b0c8c262d6094ae6935c56562a7","name":"Tatjana Falkner","registered_at":"2026-06-21T06:18:41Z","symbol":"NIM1846227","token_address":"0x102eb9b651402539aabb8239fbc324f46ff689a4","type":"artist","uuid":"dff2d08b-ef7f-485a-9464-08e69e5da2de"}
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 0xe72365534d7b3b80a76a2eb300562fb3ba1d1b0c8c262d6094ae6935c56562a7. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dff2d08b-ef7f-485a-9464-08e69e5da2de.json and https://artists.proofprofile.net/proofs/artist/dff2d08b-ef7f-485a-9464-08e69e5da2de.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0xe72365534d7b3b80a76a2eb300562fb3ba1d1b0c8c262d6094ae6935c56562a7","name":"Tatjana Falkner","registered_at":"2026-06-21T06:18:41Z","symbol":"NIM1846227","token_address":"0x102eb9b651402539aabb8239fbc324f46ff689a4","type":"artist","uuid":"dff2d08b-ef7f-485a-9464-08e69e5da2de"}
album: Holding out for a Hero (aus "The Voice of Germany 2023") [Live]
  type: MusicAlbum
  date published: 2023-10-13
  track: Holding out for a Hero (aus "The Voice of Germany 2023") - Live
    type: MusicRecording
    duration: PT1M54S
    duration ms: 114562
    explicit: false
    by artist: Tatjana Falkner
    in album: Holding out for a Hero (aus "The Voice of Germany 2023") [Live]
      type: MusicAlbum
      date published: 2023-10-13
    isrc code: DETO32300494
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T13:33:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa15bf60951f42e1c282f6d700c14848f5a72c52f1123958da218c0fabb38ca1f
    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/DETO32300494
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T16:35:31Z
    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 0xa15bf60951f42e1c282f6d700c14848f5a72c52f1123958da218c0fabb38ca1f. Chain 2 (Bitcoin): anchored in block 958749 (2026-07-19T16:35:31Z), 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/DETO32300494.
      date published: 2026-07-19T16:35:31Z
    audio: Holding out for a Hero (aus "The Voice of Germany 2023") - Live
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 75.176
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.352
      additional property: Energy
        type: PropertyValue
        value: 0.957
      additional property: Speechiness
        type: PropertyValue
        value: 0.34
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.009
      additional property: Liveness
        type: PropertyValue
        value: 0.699
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.22
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.472
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Crush (aus "The Voice of Germany 2023") [Live]
  type: MusicAlbum
  date published: 2023-11-04
  track: Crush (aus "The Voice of Germany 2023") - Live
    type: MusicRecording
    duration: PT2M52S
    duration ms: 172578
    explicit: false
    by artist: Tatjana Falkner
    in album: Crush (aus "The Voice of Germany 2023") [Live]
      type: MusicAlbum
      date published: 2023-11-04
    isrc code: DETO32300585
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T19:12:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7c57481bb02907efe4c984de48324bae241e9e1abcd2edd3f6d854ec944bb2c4
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958931
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958931
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DETO32300585
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T21:15:01Z
    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 0x7c57481bb02907efe4c984de48324bae241e9e1abcd2edd3f6d854ec944bb2c4. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/DETO32300585.
      date published: 2026-07-20T21:15:01Z
    audio: Crush (aus "The Voice of Germany 2023") - Live
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 114.879
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.6
      additional property: Energy
        type: PropertyValue
        value: 0.776
      additional property: Speechiness
        type: PropertyValue
        value: 0.053
      additional property: Acousticness
        type: PropertyValue
        value: 0.072
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.724
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.442
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: My Happy Ending (aus "The Voice of Germany 2023") [Live]

Loudness (dB)
type: PropertyValue
value: -5.13

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Major

My Happy Ending (aus "The Voice of Germany 2023") [Live]
type: MusicAlbum
date published: 2023-11-25