Greg Funfgeld
type: MusicGroup
description: Greg Funfgeld (born May 29, 1953, on Long Island, New York) is an American conductor, especially a choral conductor. He has been the artistic director and conductor of The Bach Choir of Bethlehem from
popularity: 8
followers: 84
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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album: Gloria! (Songs of Exaltation)
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album: Christmas Gift - A Dorian Holiday Celebration
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album: Moods: Angelic
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    by artist: Les Petits Chanteurs du Mont-Royal
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-31T23:51:35Z
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album: German Spices
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album: J.S. Bach: Cantata BWV 21
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album: Handel: Ode for St. Cecilia's Day
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album: Bach: St. John Passion
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album: Songs of Hope
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album: Bach, J.S.: Ascension Oratorio / Jauchzet Gott in Allen Landen / O Ewiges Feuer, O Ursprung Der Liebe
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album: Bach, J.S.: Christmas Oratorio
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album: Bach: Mass in B Minor
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album: Bach, J.S.: Cantatas - Bwv 56, 140 / Ich Lasse Dich Nicht, Du Segnest Mich Denn (Wachet Auf!)
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album: Bach, J.S.: Christen, Atzet Diesen Tag / Sie Werden Aus Saba Alle Kommen (Christmas in Leipzig - Choral Music for the Nativity) (Funfgel)
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album: Bach - Magnificat BWV 243, Cantata "Gloria In Excelsis Deo" BWV 191; Vivaldi - Gloria RV 589
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    by artist: Greg Funfgeld
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    subject of: OpenTimestamps Proof of Existence
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  track: Cantata "Gloria In excelsis Deo", BWV 191 : III. Sicut erat In principio

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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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date published: 2026-07-07T18:39:05Z

Magnificat In D Major, BWV 243 : I. Magnificat anima mea
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Gloria In D major, RV 589 : I. Allegro: Gloria In excelsis Deo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T01:44:32Z
audio: Gloria In D major, RV 589 : I. Allegro: Gloria In excelsis Deo
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Cantata "Gloria In excelsis Deo", BWV 191 : III. Sicut erat In principio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
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