David Handler
type: MusicGroup
description: David Handler (born July 24, 1980) is an American composer, violinist/violist and entrepreneur. His acoustic and electronic compositions have been described by The New York Times as “eerie” and “super
popularity: 9
followers: 26
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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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  date published: 2026-06-17T08:11:48Z
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album: Life Like Violence circa 2003, or: Untitled Caprice
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  date published: 2025-01-24
album: Solstice
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  date published: 2025-02-21
album: Sunbled Sky
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  date published: 2025-03-21
album: Lullaby for Piano & Electronics
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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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      date published: 2026-07-20T01:41:48Z
    audio: Lullaby for Piano & Electronics
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album: Life Like Violence
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  date published: 2025-05-16
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-20T12:01:14Z
    audio: Ever After
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  track: Lullaby for Piano & Electronics
  track: Life Like Violence circa 2003, or: Untitled Caprice
  track: Sunbled Sky
album: Solstice (Live at Central Park)
album: Sunbled Sky (Kid Koala Remix)
album: Lullaby (Half Waif Remix)

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Lullaby for Piano & Electronics
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duration: PT4M43S
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by artist: David Handler
in album: Life Like Violence
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-20T09:45:48Z
audio: Lullaby for Piano & Electronics
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Life Like Violence circa 2003, or: Untitled Caprice
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by artist: David Handler
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x661cce2017e32bd578f5405285a7846aacf99b6a1c329926f9c2ef1a6a901927. Chain 2 (Bitcoin): anchored in block 956862 (2026-07-06T02:10:22Z), 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/US3Q52510303.
  date published: 2026-07-06T02:10:22Z
audio: Life Like Violence circa 2003, or: Untitled Caprice
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Sunbled Sky
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duration: PT4M7S
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by artist: David Handler
in album: Life Like Violence
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  date published: 2025-05-16
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf203f246d4b51837718063b3d16d5f9e3912118e671e374052b7409d3c7343a. Chain 2 (Bitcoin): anchored in block 958860 (2026-07-20T09:58:28Z), 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/US3Q52510304.
  date published: 2026-07-20T09:58:28Z
audio: Sunbled Sky
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Solstice (Live at Central Park)
type: MusicAlbum
date published: 2025-06-20

Sunbled Sky (Kid Koala Remix)
type: MusicAlbum
date published: 2025-08-22

Lullaby (Half Waif Remix)
type: MusicAlbum
date published: 2025-10-24

Solstice
type: MusicAlbum
date published: 2025-11-14