Milton Ager
type: MusicGroup
genre: ragtime
description: Milton Ager (October 6, 1893 – May 6, 1979) was an American composer, regarded as one of the top songwriters of the 1920s and 1930s. His most lasting compositions include "Ain't She Sweet” and “Happ
popularity: 13
followers: 255
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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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  date published: 2026-06-14T08:58:35Z
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track: Wochenend und Sonnenschein (From "Chasing Rainbows")
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  duration: PT3M14S
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  by artist: Milton Ager
  by artist: Comedian Harmonists
  in album: Evergreens
    type: MusicAlbum
    date published: 2018-05-18
  popularity: 2
  isrc code: DEAD60904150
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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
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c40471f08e0149c270a69534b8ae706adb019ea21273dd4dda0a1e15af27ea0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/DEAD60904150.
    date published: 2026-07-08T03:20:19Z
  audio: Wochenend und Sonnenschein (From "Chasing Rainbows")
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    additional property: Tempo (BPM)
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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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      value: -15.657
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track: Polka Party: Happy Days Are Here Again / Im Örgelihuus
  type: MusicRecording
  duration: PT2M35S
  duration ms: 155093
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  by artist: Christoph Walter
  by artist: Milton Ager
  by artist: Ernst Jakober
  by artist: Heeresmusikkorps Ulm
  in album: Rhythm & Moods
    type: MusicAlbum
    date published: 2014-04-23
  genre: polka
  isrc code: CH6540867182
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Polka Party: Happy Days Are Here Again / Im Örgelihuus
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    additional property: Loudness (dB)
    additional property: Key Name
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Valence (Positivity)
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value: 0.711

Loudness (dB)
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Key Name
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Mode Name
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