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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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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:39:04Z
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  track: Schwingt freudig euch empor, BWV 36c: VI. Recit. Nur dieses Einz'ge sorgen wir (Soprano)
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T08:56:20Z
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album: Graupner: Ein Weihnachts Oratorium
album: Música Clásica Relajante
album: German Baroque Sacred Music: Christmas
album: "Stile barocco" - Musica Antiqua Köln
album: Georg Philipp Telemann, Der Tod Jesu, Passion Cantata for Soloists, Choir and Orchestra
album: The Gdańsk Baroque Cantatas
album: Immer ran an den Wind
album: Mozart: Mass in C major, "Cosi fan tutte" / Symphony No. 41, "Jupiter"
album: Top 30: Seemann, Deine Heimat ist das Meer - Maritime Musik und mehr, Vol. 1
album: Deutsche Volksmusik Hits: Shanties - The Best Of

Elias, Op. 70: Teil I: Wirf dein Anliegen auf den Herrn
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Elias, Op. 70: Teil I: Wirf dein Anliegen auf den Herrn
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Geschwinde, ihr wirbelnden Winde, BWV 201: II. Recit. Und du bist doch so unverschämt und frei
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T17:29:52Z
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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 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

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Mendelssohn: Elias, Op. 70
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
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track: Elias, Op. 70: Teil I: Die Tiefe ist versieget
track: Elias, Op. 70: Teil I: Herr höre unser Gebet
track: Elias, Op. 70: Teil II: Es ist genug
track: Elias, Op. 70: Teil I: So ihr mich von ganzem Herzen
track: Elias, Op. 70: Teil I: Aber der Herr sieht es nicht
track: Elias, Op. 70: Teil II: Hebe deine Augen auf
track: Elias, Op. 70: Teil I: Elias, gehe weg von hinnen
track: Elias, Op. 70: Teil I: Denn er hat seinen Engeln
track: Elias, Op. 70: Teil II: Stehe auf, Elias
track: Elias, Op. 70: Teil II: Wer bis an das Ende beharrt
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track: Elias, Op. 70: Teil I: So wahr der Herr Zebaoth lebet
track: Elias, Op. 70: Teil II: Der Herr ging vorüber
track: Elias, Op. 70: Teil I: Rufet lauter! Denn er ist ja Gott!
track: Elias, Op. 70: Teil I: Herr Gott Abrahams
track: Elias, Op. 70: Teil I: Wirf dein Anliegen auf den Herrn
track: Elias, Op. 70: Teil II: Aber einer erwacht von Mitternacht
track: Elias, Op. 70: Teil II: Wohlan alle, die ihr durstig seid

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Elias, Op. 70: Teil II: Hebe deine Augen auf
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  date published: 2026-07-06T07:53:57Z
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Elias, Op. 70: Teil I: Elias, gehe weg von hinnen
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subject of: OpenTimestamps Proof of Existence
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Elias, Op. 70: Teil I: Denn er hat seinen Engeln
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  date published: 2026-07-02T03:55:08Z
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Elias, Op. 70: Teil II: Stehe auf, Elias
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Elias, Op. 70: Teil II: Wer bis an das Ende beharrt
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Elias, Op. 70: Teil I: Wohl dem, der den Herrn fürchtet
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Elias, Op. 70: Teil I: So wahr der Herr Zebaoth lebet
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:41:13Z
audio: Elias, Op. 70: Teil I: So wahr der Herr Zebaoth lebet
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Elias, Op. 70: Teil II: Der Herr ging vorüber
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by artist: Felix Mendelssohn
by artist: Thomas Hengelbrock
by artist: Balthasar-Neumann-Ensemble
by artist: Balthasar-Neumann-Chor
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popularity: 5
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T13:52:39Z
audio: Elias, Op. 70: Teil II: Der Herr ging vorüber
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Elias, Op. 70: Teil I: Rufet lauter! Denn er ist ja Gott!
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by artist: Thomas Hengelbrock
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Elias, Op. 70: Teil I: Rufet lauter! Denn er ist ja Gott!
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Elias, Op. 70: Teil I: Herr Gott Abrahams
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by artist: Felix Mendelssohn
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by artist: Balthasar-Neumann-Ensemble
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Elias, Op. 70: Teil I: Herr Gott Abrahams
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Elias, Op. 70: Teil II: Aber einer erwacht von Mitternacht
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by artist: Balthasar-Neumann-Chor
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Elias, Op. 70: Teil II: Aber einer erwacht von Mitternacht
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Elias, Op. 70: Teil II: Wohlan alle, die ihr durstig seid
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Elias, Op. 70: Teil II: Wohlan alle, die ihr durstig seid
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Graupner: Ein Weihnachts Oratorium
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Concerto for Flute and 2 Violins in D Major, RV 89: I. Allegro assai
track: Concerto for Flute and 2 Violins in D Major, RV 89: II. Cantabile – Andante e poco vivace
track: Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
track: Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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track: Musical Offering, BWV 1079: 4b. Canon 2 a 2 violini in unisono
track: Musical Offering, BWV 1079: 4d. Canon 4 a 2 per augmentationem, contrario motu
track: Musical Offering, BWV 1079: 4g. Canon perpetuus super thema regium
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track: Geschwinde, ihr wirbelnden Winde, BWV 201: II. Recit. Und du bist doch so unverschämt und frei

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subject of: OpenTimestamps Proof of Existence
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Concerto for Flute and 2 Violins in D Major, RV 89: I. Allegro assai
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subject of: OpenTimestamps Proof of Existence
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Concerto for Flute and 2 Violins in D Major, RV 89: II. Cantabile – Andante e poco vivace
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Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
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subject of: OpenTimestamps Proof of Existence
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 2. Andante
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 3. Presto
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 1 in F Major, BWV 1046: I. (Allegro)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: I. (Allegro)
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Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
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Musical Offering, BWV 1079: 4b. Canon 2 a 2 violini in unisono
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Musical Offering, BWV 1079: 4d. Canon 4 a 2 per augmentationem, contrario motu
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Musical Offering, BWV 1079: 4g. Canon perpetuus super thema regium
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Musical Offering, BWV 1079: Sonata a 3 - III Andante
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Musical Offering, BWV 1079: Sonata a 3 - IV Allegro
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date published: 1995-06-01

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date published: 2016-03-25

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date published: 2018-06-15

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