Stanisław Grzesiuk
type: MusicGroup
description: Stanisław Grzesiuk (; 6 May 1918 – 21 January 1963) was a Polish writer, poet, singer, and comedian. He is notable as one of the few public figures to use and promote the singing style and dialect of
popularity: 21
followers: 3332
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additional property: OTSVerifyInstructions
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  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 0xd197c8dd34a1d98e006fa90b9f430a4a7f86ba80f0c09adceadfad183251180a. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c250c478-c883-4a25-bca2-93bee912f57b.json and https://artists.proofprofile.net/proofs/artist/c250c478-c883-4a25-bca2-93bee912f57b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Nie masz cwaniaka nad Warszawiaka
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  date published: 1962-07-02
  track: Nie masz cwaniaka nad Warszawiaka
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    by artist: Stanisław Grzesiuk
    in album: Nie masz cwaniaka nad Warszawiaka
      type: MusicAlbum
      date published: 1962-07-02
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    additional property: OTSTimestamp
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      value: 2026-07-19T08:36:12Z
    additional property: OTSVerifyInstructions
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      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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb858d591ed14976dcfa5f3c43781776456f548b56dd75d4943c03874a588c6a2. Chain 2 (Bitcoin): anchored in block 958703 (2026-07-19T08:36:12Z), 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/PLA246209283.
      date published: 2026-07-19T08:36:12Z
    audio: Nie masz cwaniaka nad Warszawiaka
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      additional property: Key Name
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        value: F
      additional property: Mode Name
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album: The Best - Bal na Gnojnej
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  date published: 2006-05-31
album: Stanisław Grzesiuk lata 1959-1962, Z archiwum Polskiego Radia (Piosenki komentarze i monologi barda warszawskiego przedmieścia)
  type: MusicAlbum
  date published: 2007
album: W Saskim Ogrodzie
  type: MusicAlbum
  date published: 2013-05-01
track: Dnia pierwszego września
track: Siekiera, motyka

Dnia pierwszego września
type: MusicRecording
duration: PT1M55S
duration ms: 115346
explicit: false
by artist: Stanisław Grzesiuk
in album: Zakazane piosenki
  type: MusicAlbum
  date published: 2009-06-23
isrc code: PLA246210533
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  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
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde3200adee904ba52f81e366bca8f3b3968aea6ee6e927873c6e3fa3000d1330. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/PLA246210533.
  date published: 2026-07-02T03:30:09Z
audio: Dnia pierwszego września
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  additional property: Danceability
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Siekiera, motyka
type: MusicRecording
duration: PT1M11S
duration ms: 71546
explicit: false
by artist: Stanisław Grzesiuk
in album: Zakazane piosenki
  type: MusicAlbum
  date published: 2009-06-23
isrc code: PLA246210534
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f6118b12a7a089f401a000bc221b9506c16831b410a48456fbbc396d5c694d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/PLA246210534.
  date published: 2026-07-02T03:55:08Z
audio: Siekiera, motyka
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