Felix Friedrich
type: MusicGroup
genre: baroque
description: thumb|Image of Felix Friedrich Felix Friedrich (born 1945) is a German organist, church musician and musicologist. Life Friedrich was born in 1945 in Hochweitzschen near Döbeln. He studied church m
popularity: 4
followers: 277
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05d1bbea2e4e136d7070368f3ad3bdb0334c501ec3ef27e088719ec9fb9ba88a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/839577b0-9c52-4366-9da2-3c553c0b8475.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/839577b0-9c52-4366-9da2-3c553c0b8475.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/839577b0-9c52-4366-9da2-3c553c0b8475
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x05d1bbea2e4e136d7070368f3ad3bdb0334c501ec3ef27e088719ec9fb9ba88a","name":"Felix Friedrich","registered_at":"2026-06-17T11:34:12Z","symbol":"NIM1382642","token_address":"0x55bfa0aa49bb4290a611e9af53b6ab8fc9803add","type":"artist","uuid":"839577b0-9c52-4366-9da2-3c553c0b8475"}
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 0x05d1bbea2e4e136d7070368f3ad3bdb0334c501ec3ef27e088719ec9fb9ba88a. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/839577b0-9c52-4366-9da2-3c553c0b8475.json and https://artists.proofprofile.net/proofs/artist/839577b0-9c52-4366-9da2-3c553c0b8475.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x05d1bbea2e4e136d7070368f3ad3bdb0334c501ec3ef27e088719ec9fb9ba88a","name":"Felix Friedrich","registered_at":"2026-06-17T11:34:12Z","symbol":"NIM1382642","token_address":"0x55bfa0aa49bb4290a611e9af53b6ab8fc9803add","type":"artist","uuid":"839577b0-9c52-4366-9da2-3c553c0b8475"}
album: Grieg: Peer Gynt
  type: MusicAlbum
  date published: 2009-01-01
album: Johann Ludwig Krebs: Complete Works for Organ, Vol. 8
  type: MusicAlbum
  date published: 2017-10-12
album: Johann Ludwig Krebs: Complete Works for Organ, Vol. 11
  type: MusicAlbum
  date published: 2015-02-06
  track: Sonate in G Major: II. Andante
album: Musik Im Bachhaus - Johann Christoph Bach - Variationen
  type: MusicAlbum
  date published: 2010-01-10
album: Orgellandschaft Thüringen, Die Schuke-Orgel In Der Kirche Divi Blasii Zu Mühlhausen (Composed By: Bach)
  type: MusicAlbum
  date published: 2010-01-08
album: Die Renaissance-Orgel Von Daniel Meyer Auf Schloss Wilhelmsburg Zu Schmalkalden
  type: MusicAlbum
  date published: 2010-01-08
album: Orgellandschaft Thueringen - Die Orgel Der Stiftskirche Zu Roemhild
  type: MusicAlbum
  date published: 2010-01-07
album: Die Silbermann-Orgel Zu Fraureuth
  type: MusicAlbum
  date published: 2009-10-31
album: Die Silbermann-Orgel Zu Ponitz
  type: MusicAlbum
  date published: 2009-10-29
album: Die Doering-Orgel In Der Kirche Zum Heiligen Kreuz Bettenhausen
  type: MusicAlbum
  date published: 2009-08-22
album: Soli Deo Gloria Musik Zu Luther (Texten Aus Der Taufkirche Bachs)
  type: MusicAlbum
  date published: 2008-10-06
album: Johann Ludwig Krebs - Complete Works For Organ Vol.10
  type: MusicAlbum
  date published: 2008-09-01
album: Johann Ludwig Krebs - Complete Works For Organ Vol. 4
  type: MusicAlbum
  date published: 2008-05-01
album: Johann Ludwig Krebs - Complete Works Of Organ Vol. 1
  type: MusicAlbum
  date published: 2008-04-15
album: Orgeln in Thüringen (Trost-Orgel in Altenburg)
  type: MusicAlbum
  date published: 2007-10-17
  track: Fuge in G Minor, BWV 578
album: Die Orgeln Von Zacharias Hildebrandt Vol. 1
  type: MusicAlbum
  date published: 2007-01-01
album: Die Orgeln von Gottfried Silbermann, Vol. 2
  type: MusicAlbum
  date published: 2002-12-18
album: Johann Ludwig Krebs: Complete Works for Organ, Vol. 6
  type: MusicAlbum
  date published: 2000-10-11
album: Orgellandschaft Thueringen - Thueringer Orgelpositive
  type: MusicAlbum
  date published: 2010-01-09

Sonate in G Major: II. Andante
type: MusicRecording
duration: PT1M37S
duration ms: 97872
explicit: false
by artist: Johann Ludwig Krebs
by artist: Felix Friedrich
in album: Johann Ludwig Krebs: Complete Works for Organ, Vol. 11
  type: MusicAlbum
  date published: 2015-02-06
isrc code: DEW741123020
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:23:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4140c1c66635de2e6321e5914027b59c7eb7c47b0aba0ee634af2f8c180818df
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEW741123020
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4140c1c66635de2e6321e5914027b59c7eb7c47b0aba0ee634af2f8c180818df. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/DEW741123020.
  date published: 2026-07-08T08:56:20Z
audio: Sonate in G Major: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.543
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.312
  additional property: Energy
    type: PropertyValue
    value: 0.005
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.974
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.204
  additional property: Loudness (dB)
    type: PropertyValue
    value: -39.668
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Fuge in G Minor, BWV 578
type: MusicRecording
duration: PT3M28S
duration ms: 208093
explicit: false
by artist: Johann Sebastian Bach
by artist: Felix Friedrich
in album: Orgeln in Thüringen (Trost-Orgel in Altenburg)
  type: MusicAlbum
  date published: 2007-10-17
genre: classical
genre: classical-piano
isrc code: DEW740713005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:21:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6fd03e2d67c5385f44601cd4d4cc8d23389e0bbe84373d049e55a2fd79a40642
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEW740713005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fd03e2d67c5385f44601cd4d4cc8d23389e0bbe84373d049e55a2fd79a40642. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEW740713005.
  date published: 2026-07-08T03:53:27Z
audio: Fuge in G Minor, BWV 578
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.005
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.182
  additional property: Energy
    type: PropertyValue
    value: 0.112
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.943
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.469
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.938
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor