Boston Gay Men's Chorus
type: MusicGroup
genre: choral
description: The Boston Gay Men's Chorus is a group of vocalists located in Boston, Massachusetts. The group currently has over 300 members and has been directed by Conductor Reuben Reynolds for over 20 years. The
popularity: 2
followers: 283
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6e7d543468715b02c2501c8abaadd022144b56fbd8ca2f93d21882a6ea703789
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953985
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953985
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2e038b43-dcb6-45b7-a6a3-0f644d8313a0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2e038b43-dcb6-45b7-a6a3-0f644d8313a0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2e038b43-dcb6-45b7-a6a3-0f644d8313a0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T18:03:53Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6e7d543468715b02c2501c8abaadd022144b56fbd8ca2f93d21882a6ea703789","name":"Boston Gay Men's Chorus","registered_at":"2026-06-16T05:34:47Z","symbol":"NIM0953337","token_address":"0xd0a6cba4ce62264c88d8538ef10986b29f1b4fc2","type":"artist","uuid":"2e038b43-dcb6-45b7-a6a3-0f644d8313a0"}
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 0x6e7d543468715b02c2501c8abaadd022144b56fbd8ca2f93d21882a6ea703789. Chain 2 (Bitcoin): anchored in block 953985 (2026-06-16T18:03:53Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2e038b43-dcb6-45b7-a6a3-0f644d8313a0.json and https://artists.proofprofile.net/proofs/artist/2e038b43-dcb6-45b7-a6a3-0f644d8313a0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T18:03:53Z
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album: Eos
  type: MusicAlbum
  date published: 2000-05-01
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  type: MusicAlbum
  date published: 2012-01-01
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  type: MusicAlbum
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