Roland Kohler & seine neue Böhmische Blasmusik
type: MusicGroup
genre: polka
popularity: 12
followers: 281
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/b94f8091-4e21-4d67-8043-b651d95341ee.ots
additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/b94f8091-4e21-4d67-8043-b651d95341ee.json
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b94f8091-4e21-4d67-8043-b651d95341ee
additional property: OTSTimestamp
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04fb2f87645992f337887a0c741fda17cdd7039453a140c7b3cb24da6c0643e7. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b94f8091-4e21-4d67-8043-b651d95341ee.json and https://artists.proofprofile.net/proofs/artist/b94f8091-4e21-4d67-8043-b651d95341ee.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
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album: Wunschkonzert
  type: MusicAlbum
  date published: 2013-02-15
album: Schwung hält jung, Das Beste vom Besten
  type: MusicAlbum
  date published: 2015
album: Immer gut drauf
  type: MusicAlbum
  date published: 2015-04-17
  track: Alpenwelt
    type: MusicRecording
    duration: PT3M13S
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    by artist: Roland Kohler & seine neue Böhmische Blasmusik
    in album: Immer gut drauf
      type: MusicAlbum
      date published: 2015-04-17
    genre: polka
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    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEQS91500089
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:26:17Z
    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 0x25410b22f021ba0f5490f24d87c924f3745eff8e3dbe82c63ecd3bba59f1ccb4. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/DEQS91500089.
      date published: 2026-07-06T01:26:17Z
    audio: Alpenwelt
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        type: PropertyValue
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      additional property: Mode (Major/Minor)
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      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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album: Immer gut drauf
  type: MusicAlbum
  date published: 2015-04-17
album: Immer gut drauf
  type: MusicAlbum
  date published: 2015-04-17
album: Schwung hält jung, Das Beste vom Besten
  type: MusicAlbum
  date published: 2015-10-16
  track: Heidrun - Polka
    type: MusicRecording
    duration: PT3M12S
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    explicit: false
    by artist: Roland Kohler & seine neue Böhmische Blasmusik
    in album: Schwung hält jung, Das Beste vom Besten
      type: MusicAlbum
      date published: 2015-10-16
    genre: polka
    isrc code: DEQS91500928
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: CopyrightRegisteredAt
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    additional property: OTSHash
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    additional property: OTSBitcoinBlockVerifyURL
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    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEQS91500928
    additional property: OTSTimestamp
      type: PropertyValue
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    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 0x4c5d76b55e305eeea6e3f32f006654aa7d48da0302c3bc9ed5106b7315c5609d. Chain 2 (Bitcoin): anchored in block 957774 (2026-07-12T23:51:20Z), 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/DEQS91500928.
      date published: 2026-07-12T23:51:20Z
    audio: Heidrun - Polka
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 126.814
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
        type: PropertyValue
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      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: Das grosse Festival der Blasmusik
album: Blasmusikzeit
album: Marsch Giganten
album: Mit Blasmusik ins Glück
album: Aus vollem Herzen Blasmusik

Speechiness
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value: 0.036

Acousticness
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Instrumentalness
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value: 0.868

Liveness
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Valence (Positivity)
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value: 0.939

Loudness (dB)
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value: -9.067

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major

Das grosse Festival der Blasmusik
type: MusicAlbum
date published: 2016

Das grosse Festival der Blasmusik
type: MusicAlbum
date published: 2016-11-25
track: Blasmusik nach Herzenslust - Polka
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167760
  explicit: false
  by artist: Roland Kohler & seine neue Böhmische Blasmusik
  in album: Das grosse Festival der Blasmusik
    type: MusicAlbum
    date published: 2016-11-25
  genre: polka
  isrc code: DEQS91601082
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
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    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEQS91601082
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T00:15:07Z
  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 0xdfa467b921d9d23ac1b3d989aff5c7b9d715faae0d783c17349750353e6c2cad. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-20T00:15:07Z), 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/DEQS91601082.
    date published: 2026-07-20T00:15:07Z
  audio: Blasmusik nach Herzenslust - Polka
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.216
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.399
    additional property: Energy
      type: PropertyValue
      value: 0.42
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.948
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.843
    additional property: Liveness
      type: PropertyValue
      value: 0.328
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.705
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.939
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Musik im Blut - Polka
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146080
  explicit: false
  by artist: Roland Kohler & seine neue Böhmische Blasmusik
  in album: Das grosse Festival der Blasmusik
    type: MusicAlbum
    date published: 2016-11-25
  genre: polka
  isrc code: DEQS91601097
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T01:52:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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  additional property: OTSHash
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEQS91601097
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T00:26:16Z
  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 0x618d5a3c1be9370e693f77b853ee222460d56d7d5ddd3e1ad0e9913825cf94ae. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-20T00:26:16Z), 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/DEQS91601097.
    date published: 2026-07-20T00:26:16Z
  audio: Musik im Blut - Polka
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.433
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
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track: Euch allen zur Freude - Polka
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163693
  explicit: false
  by artist: Roland Kohler & seine neue Böhmische Blasmusik
  in album: Das grosse Festival der Blasmusik
    type: MusicAlbum
    date published: 2016-11-25
  genre: polka
  isrc code: DEQS91601118
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T02:46:21+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xf535a7f1870f6c161ce9533e212ca890f1e2398dee9215ba5bd11c8f2e4b3bf1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956889
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956889
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Euch allen zur Freude - Polka

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEQS91601118

OTSTimestamp
type: PropertyValue
value: 2026-07-06T06:56:49Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf535a7f1870f6c161ce9533e212ca890f1e2398dee9215ba5bd11c8f2e4b3bf1. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/DEQS91601118.
date published: 2026-07-06T06:56:49Z

Euch allen zur Freude - Polka
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 123.147
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.521
additional property: Energy
  type: PropertyValue
  value: 0.342
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.978
additional property: Instrumentalness
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  value: 0.897
additional property: Liveness
  type: PropertyValue
  value: 0.16
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.685
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.099
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

Blasmusikzeit
type: MusicAlbum
date published: 2017-09-22

Marsch Giganten
type: MusicAlbum
date published: 2018-07-20

Mit Blasmusik ins Glück
type: MusicAlbum
date published: 2021-07-09

Mit Blasmusik ins Glück
type: MusicAlbum
date published: 2021-07-09

Aus vollem Herzen Blasmusik
type: MusicAlbum
date published: 2025-07-04

Aus vollem Herzen Blasmusik
type: MusicAlbum
date published: 2025-07-11