Jeanette MacDonald and Nelson Eddy
type: MusicGroup
description: right|thumb|250px|Eddy and MacDonald from the trailer for Sweethearts (1938) Jeanette MacDonald (1903–1965) and Nelson Eddy (1901–1967) were a popular screen couple in the 1930s and '40s, specializing
popularity: 3
followers: 600
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4bd9bbb242952f2e7f7d0eafb4bd3121367c9f1e7910f0f86ebc918c0494bf9c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7063b6dc-9174-4907-b329-fc6d65fb7acc.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7063b6dc-9174-4907-b329-fc6d65fb7acc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7063b6dc-9174-4907-b329-fc6d65fb7acc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4bd9bbb242952f2e7f7d0eafb4bd3121367c9f1e7910f0f86ebc918c0494bf9c","name":"Jeanette MacDonald and Nelson Eddy","registered_at":"2026-06-17T04:43:59Z","symbol":"NIM1284833","token_address":"0x94dcf47d0435ec4f6c8c56c65d792b5b998ea636","type":"artist","uuid":"7063b6dc-9174-4907-b329-fc6d65fb7acc"}
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bd9bbb242952f2e7f7d0eafb4bd3121367c9f1e7910f0f86ebc918c0494bf9c. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7063b6dc-9174-4907-b329-fc6d65fb7acc.json and https://artists.proofprofile.net/proofs/artist/7063b6dc-9174-4907-b329-fc6d65fb7acc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x4bd9bbb242952f2e7f7d0eafb4bd3121367c9f1e7910f0f86ebc918c0494bf9c","name":"Jeanette MacDonald and Nelson Eddy","registered_at":"2026-06-17T04:43:59Z","symbol":"NIM1284833","token_address":"0x94dcf47d0435ec4f6c8c56c65d792b5b998ea636","type":"artist","uuid":"7063b6dc-9174-4907-b329-fc6d65fb7acc"}
album: Sweethearts
  type: MusicAlbum
  date published: 2008-01-10
album: Dream Lovers
  type: MusicAlbum
  date published: 2010-01-10
album: Six Play - EP
  type: MusicAlbum
  date published: 2012-03-06
album: Jeanette Macdonald and Nelson Eddy Sing "Ah Sweet Mystery Of Life" and Other Favourites
  type: MusicAlbum
  date published: 2013-10-15
album: Indian Love Call
  type: MusicAlbum
  date published: 2020-01-01