cafe.wav
type: MusicGroup
popularity: 13
followers: 691
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c83404375ff192a03301d4f699acae8550666cbe41e0236900304ffdfe35cf8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953657
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953657
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4cf3c727-735e-4b23-9cc0-0fe198ba93fa.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4cf3c727-735e-4b23-9cc0-0fe198ba93fa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4cf3c727-735e-4b23-9cc0-0fe198ba93fa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T16:43:25Z
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 0x8c83404375ff192a03301d4f699acae8550666cbe41e0236900304ffdfe35cf8. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4cf3c727-735e-4b23-9cc0-0fe198ba93fa.json and https://artists.proofprofile.net/proofs/artist/4cf3c727-735e-4b23-9cc0-0fe198ba93fa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T16:43:25Z
album: dawn.
  type: MusicAlbum
  date published: 2018-05-07
album: late.walk
  type: MusicAlbum
  date published: 2018-09-25
album: i like you
  type: MusicAlbum
  date published: 2018-09-29
album: want to grab coffee some time?
  type: MusicAlbum
  date published: 2018-10-20
album: winter's near
  type: MusicAlbum
  date published: 2018-11-15
album: i don't want to say goodbye.
  type: MusicAlbum
  date published: 2018-11-21
album: as the sun rose.
  type: MusicAlbum
  date published: 2018-11-24
album: missing.you
  type: MusicAlbum
  date published: 2018-12-03
album: i don't remember.
  type: MusicAlbum
  date published: 2019-01-05
album: space ramune
  type: MusicAlbum
  date published: 2019-01-27
album: 404_imsorry
  type: MusicAlbum
  date published: 2019-02-10
album: rice!
  type: MusicAlbum
  date published: 2019-02-19
album: let's drink tea
  type: MusicAlbum
  date published: 2019-03-19
album: It's been a while.
  type: MusicAlbum
  date published: 2019-04-07
album: we can explore.
  type: MusicAlbum
  date published: 2019-06-13
album: peace, and everything
  type: MusicAlbum
  date published: 2019-10-27
album: i gave her flowers, (on a snowy day)
  type: MusicAlbum
  date published: 2019-12-26
album: call me
  type: MusicAlbum
  date published: 2020-03-26
album: hold on wait, let me think
  type: MusicAlbum
  date published: 2020-05-20
album: didn't know
  type: MusicAlbum
  date published: 2020-10-31
album: chandelier bump
  type: MusicAlbum
  date published: 2021-12-15
album: why not?
  type: MusicAlbum
  date published: 2022-02-21
album: TODAY
  type: MusicAlbum
  date published: 2024-09-08
album: cafe con leche
  type: MusicAlbum
  date published: 2024-09-09
album: the interludes
  type: MusicAlbum
  date published: 2024-09-12
album: come on
  type: MusicAlbum
  date published: 2025-10-29