27
type: MusicGroup
genre: slowcore
description: 27 may rexfer to: 27 (number), the natural number following 26 and preceding 28 One of the years 27 BC, AD 27, 1927, 2027 Music Artists 27 (band), an American rock band from Boston, Massachusetts
popularity: 6
followers: 1068
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7ed90247ca0e759b2647d47eea5d4c05bd235992e11f75c444daa96d0766d5cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953879
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953879
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T02:57:35Z
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 0x7ed90247ca0e759b2647d47eea5d4c05bd235992e11f75c444daa96d0766d5cc. Chain 2 (Bitcoin): anchored in block 953879 (2026-06-16T02:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636.json and https://artists.proofprofile.net/proofs/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T02:57:35Z
album: Songs from the Edge of the Wing
  type: MusicAlbum
  date published: 1999-02-07
album: Animal Life
  type: MusicAlbum
  date published: 2002
album: Let the Light In (European Version)
  type: MusicAlbum
  date published: 2004
album: Holding On for Brighter Days (Japanese Version)
  type: MusicAlbum
  date published: 2005
album: Split
  type: MusicAlbum
  date published: 2005-09-01
album: Holding On For Brighter Days
  type: MusicAlbum
  date published: 2006-03-27
album: Louder Than Words: singles, b-sides & rarities
  type: MusicAlbum
  date published: 2010-09-20
album: Brittle Divinity
  type: MusicAlbum
  date published: 2010-10-19
album: Brittle Divinity (Japanese Version)
  type: MusicAlbum
  date published: 2011-08-27
album: Re-Wired EP
  type: MusicAlbum
  date published: 2012-01-25
album: In a Perfect World (Re-Spin)
  type: MusicAlbum
  date published: 2012-01-25
album: Do What You Do
  type: MusicAlbum
  date published: 2013-02-14
album: Summer Wine
  type: MusicAlbum
  date published: 2015-03-16
album: Thought I'd Be Seeing You (Sometime Somewhere Soon Remix)
  type: MusicAlbum
  date published: 2016-01-15
album: Innocent Lovers
  type: MusicAlbum
  date published: 2018-01-05
album: Happy the Longest Day of the Year
  type: MusicAlbum
  date published: 2021-07-02
album: Arms of a Mother (Keep Going) [Nightblind Mix]
  type: MusicAlbum
  date published: 2021-07-16
album: A Billion Searchlights
  type: MusicAlbum
  date published: 2021-07-30
album: Perfect As You Are
  type: MusicAlbum
  date published: 2022-12-02
album: Räh
  type: MusicAlbum
  date published: 2024-11-13