Mike DiRubbo
type: MusicGroup
genre: hard bop
genre: jazz
description: Mike DiRubbo is an American alto saxophonist and soprano saxophonist, bandleader, composer and educator. DiRubbo is based in New York City where he has made a career for himself in the field of jazz
popularity: 8
followers: 485
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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: 2026-06-22T02:53:59Z
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album: New York Accent
  type: MusicAlbum
  date published: 2007-09-02
album: Chronos
  type: MusicAlbum
  date published: 2011-01-04
album: Four Hands, One Heart
  type: MusicAlbum
  date published: 2011-07-05
album: Threshold
  type: MusicAlbum
  date published: 2014-01-15
album: Inner Light
  type: MusicAlbum
  date published: 2023-11-17
track: Line Of Flight
track: Outlook
track: 26-2
track: Mode For Miantonomoh

Line Of Flight
type: MusicRecording
duration: PT7M49S
duration ms: 469426
explicit: false
by artist: Steve Davis
by artist: Mike DiRubbo
by artist: David Bryant
by artist: Dezron Douglas
by artist: Eric McPherson
in album: Outlook
  type: MusicAlbum
  date published: 2008-09-30
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6fafa2a55f936adb2a9b73c7d525e235148056dfde06d391f528104aecd5c2e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/USZDB0810054.
  date published: 2026-07-02T03:30:09Z
audio: Line Of Flight
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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Outlook
type: MusicRecording
duration: PT6M2S
duration ms: 362680
explicit: false
by artist: Steve Davis
by artist: Mike DiRubbo
by artist: David Bryant
by artist: Dezron Douglas
by artist: Eric McPherson
in album: Outlook
  type: MusicAlbum
  date published: 2008-09-30
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T03:50:58Z
audio: Outlook
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additional property: OTSHash
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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

26-2
type: MusicRecording
duration: PT5M26S
duration ms: 326026
explicit: false
by artist: Steve Davis Quintet
by artist: Eric Alexander
by artist: Mike DiRubbo
by artist: Bruce Barth
by artist: Ugonna Okegwo
by artist: Eric McPherson
in album: The Jaunt
  type: MusicAlbum
  date published: 2009-01-01
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20d5d41e6a98538c9e40dfedb2b11e2ed3e9d3b114e9dba606977887fdf36e98. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/NLGZ20900724.
  date published: 2026-07-31T21:25:57Z
audio: 26-2
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Danceability
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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

Mode For Miantonomoh
type: MusicRecording
duration: PT7M7S
duration ms: 427600
explicit: false
by artist: Steve Davis
by artist: Mike DiRubbo
by artist: David Bryant
by artist: Dezron Douglas
by artist: Josh Evans
by artist: Eric McPherson
in album: Images
  type: MusicAlbum
  date published: 2010-06-01
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf95e79a423a2b97511a1f1dd09b82bd2b447d21743e44a7b64291fbb5b7f3988. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/USZDB1010057.
  date published: 2026-08-01T00:40:43Z
audio: Mode For Miantonomoh
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    value: 0.034
  additional property: Acousticness
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  additional property: Valence (Positivity)
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    type: PropertyValue
    value: -12.838
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    value: Minor
isrc code: USZDB1010057
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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