SINNF
type: MusicGroup
genre: chillstep
popularity: 2
followers: 90
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf8d17c06b7e5c734a51c40ed2cc3936d566930b5bee130b395414489f159adff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953936
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953936
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2091b17f-970d-4780-b08c-ecf5ab48ab3f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2091b17f-970d-4780-b08c-ecf5ab48ab3f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2091b17f-970d-4780-b08c-ecf5ab48ab3f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T11:24:55Z
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 0xf8d17c06b7e5c734a51c40ed2cc3936d566930b5bee130b395414489f159adff. Chain 2 (Bitcoin): anchored in block 953936 (2026-06-16T11:24:55Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2091b17f-970d-4780-b08c-ecf5ab48ab3f.json and https://artists.proofprofile.net/proofs/artist/2091b17f-970d-4780-b08c-ecf5ab48ab3f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T11:24:55Z
album: Caelestis, Volume II
  type: MusicAlbum
  date published: 2018-01-03
album: Caelestis, Volume II
  type: MusicAlbum
  date published: 2018-03-13
album: Introspect / Ghoul
  type: MusicAlbum
  date published: 2018-06-04
album: Showdown
  type: MusicAlbum
  date published: 2019-02-15
album: Chillone
  type: MusicAlbum
  date published: 2019-03-07
album: Fallen World
  type: MusicAlbum
  date published: 2019-03-19
album: Asgard
  type: MusicAlbum
  date published: 2019-12-10
album: Showdown
  type: MusicAlbum
  date published: 2020-01-26
album: Ascetic
  type: MusicAlbum
  date published: 2020-03-16
album: Isolation
  type: MusicAlbum
  date published: 2020-04-16
album: Caelestis, Volume III
  type: MusicAlbum
  date published: 2020-09-18
album: Downtime
  type: MusicAlbum
  date published: 2020-09-30
album: Sekai
  type: MusicAlbum
  date published: 2020-10-01
album: OGA
  type: MusicAlbum
  date published: 2021
album: Parting
  type: MusicAlbum
  date published: 2021-03-15
album: Subsistence
  type: MusicAlbum
  date published: 2021-05-06
album: Southfield Hill - A-B1-B2
  type: MusicAlbum
  date published: 2022
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  type: MusicAlbum
  date published: 2022-09-06
album: Dusk
  type: MusicAlbum
  date published: 2023-04-03
album: .PL
  type: MusicAlbum
  date published: 2024-01-05
album: Subsistence
  type: MusicAlbum
  date published: 2024-02-23
album: Re
  type: MusicAlbum
  date published: 2025-01-13
album: A Moment / Prepare Mood
  type: MusicAlbum
  date published: 2025-06-16