envelope
type: MusicGroup
genre: breakbeat
description: thumb|upright=1.35|alt=Front of an envelope mailed in the U.S. in 1906, with a postage stamp and address|Front of an envelope mailed in the U.S. in 1906, with a postage stamp and address thumb|upright
popularity: 6
followers: 298
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1757fa2b1c5e80d72bed6964e621711d5d4a49148677e3a69ef622036e0f462
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954693
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954693
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e4c847f6-d0ce-4c52-a36a-6daca10c5357.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e4c847f6-d0ce-4c52-a36a-6daca10c5357.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e4c847f6-d0ce-4c52-a36a-6daca10c5357
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T11:50:32Z
additional property: OTSCanonicalRecord
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 0xb1757fa2b1c5e80d72bed6964e621711d5d4a49148677e3a69ef622036e0f462. Chain 2 (Bitcoin): anchored in block 954693 (2026-06-21T11:50:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e4c847f6-d0ce-4c52-a36a-6daca10c5357.json and https://artists.proofprofile.net/proofs/artist/e4c847f6-d0ce-4c52-a36a-6daca10c5357.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T11:50:32Z
album: Stay
  type: MusicAlbum
  date published: 2001
album: Be There
  type: MusicAlbum
  date published: 2001
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  type: MusicAlbum
  date published: 2003-01-01
album: Stay
  type: MusicAlbum
  date published: 2004
album: Envelope
  type: MusicAlbum
  date published: 2004-04-06
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  type: MusicAlbum
  date published: 2005-02-15
album: Be There
  type: MusicAlbum
  date published: 2005-06-23
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  type: MusicAlbum
  date published: 2005-06-24
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  type: MusicAlbum
  date published: 2005-10-17
album: Open Roads Lonely Trains
  type: MusicAlbum
  date published: 2007-08-17
album: Shark Bolt
  type: MusicAlbum
  date published: 2008-07-15
album: This Could Go Either Way
  type: MusicAlbum
  date published: 2011-10-15
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  type: MusicAlbum
  date published: 2013-11-12
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  type: MusicAlbum
  date published: 2014-02-17
album: Funky Style, Neuro Love
  type: MusicAlbum
  date published: 2014-04-14
album: Runnin' Out of Time to Die Young
  type: MusicAlbum
  date published: 2015-12-31
album: Rapper's Delight (Envelope Tech House Remix)
  type: MusicAlbum
  date published: 2019-01-29
album: You Are Not Alone
  type: MusicAlbum
  date published: 2024-01-22