Michael Siberry
type: MusicGroup
genre: musicals
description: Michael Siberry (born 1956) is an Australian stage and screen actor. Life and career Siberry was born in Hobart, Tasmania, Australia. He graduated from the National Institute of Dramatic Art in Sydne
popularity: 15
followers: 39
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track: Fear No More
track: The Contest
track: Hymn to Dionysos (Reprise)

Fear No More
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explicit: false
by artist: Stephen Sondheim
by artist: Michael Siberry
in album: The Frogs: Original Broadway Cast Recording
  type: MusicAlbum
  date published: 2012-09-17
popularity: 14
isrc code: USB960552516
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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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Fear No More
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  additional property: Acousticness
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  additional property: Instrumentalness
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The Contest
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duration: PT1M40S
duration ms: 100000
explicit: false
by artist: Stephen Sondheim
by artist: Nathan Lane
by artist: Daniel Davis
by artist: Michael Siberry
in album: The Frogs: Original Broadway Cast Recording
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  date published: 2012-09-17
popularity: 11
isrc code: USB960552515
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:20:19Z
audio: The Contest
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Hymn to Dionysos (Reprise)
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duration: PT2M48S
duration ms: 168480
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by artist: Stephen Sondheim
by artist: Michael Siberry
by artist: Kathy Voytko
by artist: Nathan Lane
in album: The Frogs: Original Broadway Cast Recording
  type: MusicAlbum
  date published: 2012-09-17
popularity: 11
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T22:48:59Z
audio: Hymn to Dionysos (Reprise)
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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