Charles Irwin
type: MusicGroup
description: Charles Irwin, VC (c. 1824 – 8 April 1873), was born in Manorhamilton, County Leitrim, and was an Irish recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the fac
popularity: 18
followers: 23
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSVerificationAPI
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa0380106743315e3bdc9706cfb88bad6de35035635203eaa5586c65065fc2bc. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ab8d604e-ff9e-402b-9b04-d659eb50553a.json and https://artists.proofprofile.net/proofs/artist/ab8d604e-ff9e-402b-9b04-d659eb50553a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
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track: The Merry Old Land Of Oz
track: The Merry Old Land of Oz

The Merry Old Land Of Oz
type: MusicRecording
duration: PT1M52S
duration ms: 112426
explicit: false
by artist: Frank Morgan
by artist: Judy Garland
by artist: Ray Bolger
by artist: Jack Haley
by artist: Bert Lahr
by artist: Tyler Brook
by artist: Oliver Smith
by artist: Charles Irwin
by artist: Lois January
by artist: Elivda Rizzo
by artist: Lorraine Bridges
by artist: MGM Studio Chorus
by artist: Bobby Watson
by artist: Ralph Sudam
in album: The Wizard of Oz (Original Motion Picture Soundtrack) [Deluxe Edition]
  type: MusicAlbum
  date published: 1939-08-25
isrc code: USNLR1500430
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
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: ContentHash
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additional property: BitcoinTime
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  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1d29c4d64e7972caf6eb193d6cdf1656d347b7ea8f1ce2ad607aa57f56a02a0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/USNLR1500430.
  date published: 2026-06-13T15:41:10Z
audio: The Merry Old Land Of Oz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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    value: 5
  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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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.744
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.064
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Merry Old Land of Oz
type: MusicRecording
duration: PT1M53S
duration ms: 113773
explicit: false
by artist: Frank Morgan
by artist: Judy Garland
by artist: Ray Bolger
by artist: Jack Haley
by artist: Bert Lahr
by artist: Tyler Brook
by artist: Oliver Smith
by artist: Charles Irwin
by artist: Lois January
by artist: Elivda Rizzo
by artist: Lorraine Bridges
by artist: MGM Studio Chorus
by artist: Bobby Watson
by artist: Ralph Sudam
in album: The Wizard of Oz (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 1939-08-25
isrc code: USNLR1200022
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNLR1200022
additional property: OTSTimestamp
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  value: 2026-07-02T03:30:09+00:00
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: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56306b5fa0455d6ea24ace0215a2733e8a052fcfd90492d513e22918f1f75883. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USNLR1200022.
  date published: 2026-07-02T03:55:08Z
audio: The Merry Old Land of Oz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.365
  additional property: Musical Key
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    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
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  additional property: Danceability
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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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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.765
  additional property: Loudness (dB)
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    value: -20.165
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
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