Danny Gruff
type: MusicGroup
popularity: 9
followers: 1276
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x30f346ab04cbcf201cd771958947e3e72605d060239cefff23c18d2f8b82e2e3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954705
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954705
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f1f9fd9b-64f5-4035-9ddf-3561d7220fe8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f1f9fd9b-64f5-4035-9ddf-3561d7220fe8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f1f9fd9b-64f5-4035-9ddf-3561d7220fe8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T13:42:37Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x30f346ab04cbcf201cd771958947e3e72605d060239cefff23c18d2f8b82e2e3","name":"Danny Gruff","registered_at":"2026-06-21T13:23:39Z","symbol":"NIM1934448","token_address":"0x7b5688b956155aefc89663f310851e018bbe352d","type":"artist","uuid":"f1f9fd9b-64f5-4035-9ddf-3561d7220fe8"}
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 0x30f346ab04cbcf201cd771958947e3e72605d060239cefff23c18d2f8b82e2e3. Chain 2 (Bitcoin): anchored in block 954705 (2026-06-21T13:42:37Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f1f9fd9b-64f5-4035-9ddf-3561d7220fe8.json and https://artists.proofprofile.net/proofs/artist/f1f9fd9b-64f5-4035-9ddf-3561d7220fe8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T13:42:37Z
  text: {"copyright_id":"0x30f346ab04cbcf201cd771958947e3e72605d060239cefff23c18d2f8b82e2e3","name":"Danny Gruff","registered_at":"2026-06-21T13:23:39Z","symbol":"NIM1934448","token_address":"0x7b5688b956155aefc89663f310851e018bbe352d","type":"artist","uuid":"f1f9fd9b-64f5-4035-9ddf-3561d7220fe8"}
album: Friends / Love / Drink
  type: MusicAlbum
  date published: 2011
album: Friends / Love / Drink
  type: MusicAlbum
  date published: 2011
album: Saturday Nights/Sunday Mornings
  type: MusicAlbum
  date published: 2012
album: Saturday Nights / Sunday Mornings
  type: MusicAlbum
  date published: 2013-03-14
album: Saturday Nights / Sunday Mornings
  type: MusicAlbum
  date published: 2013-03-14
album: Optimist
  type: MusicAlbum
  date published: 2014-07-28
album: Optimist
  type: MusicAlbum
  date published: 2014-07-28
album: Optimist
  type: MusicAlbum
  date published: 2014-07-28
album: O.N.T.A.W., Pt.1
  type: MusicAlbum
  date published: 2015-06-07
album: O.N.T.A.W., Pt.1
  type: MusicAlbum
  date published: 2015-06-07
album: ONTAW..So Far Pt.2
  type: MusicAlbum
  date published: 2015-10-01
album: O.N.T.A.W., Pt.2
  type: MusicAlbum
  date published: 2015-10-01
album: O.N.T.A.W., Pt.2
  type: MusicAlbum
  date published: 2015-10-01
album: O.N.T.A.W., Pt. 3
  type: MusicAlbum
  date published: 2016-09-09
album: Danny Gruff
  type: MusicAlbum
  date published: 2017-06-09
album: Danny Gruff
  type: MusicAlbum
  date published: 2017-06-09
album: Coffee Beans
  type: MusicAlbum
  date published: 2018-05-11
album: Coffee Beans
  type: MusicAlbum
  date published: 2018-05-11
album: Princes and Paupers
  type: MusicAlbum
  date published: 2020-02-28
album: Princes and Paupers
  type: MusicAlbum
  date published: 2020-02-28
album: Pariah
  type: MusicAlbum
  date published: 2020-03-13
album: Pariah
  type: MusicAlbum
  date published: 2020-03-13
album: Don't Cost a Thing
  type: MusicAlbum
  date published: 2020-03-27
album: Author of My Own Misfortunes
  type: MusicAlbum
  date published: 2020-04-03
album: Author of My Own Misfortunes
  type: MusicAlbum
  date published: 2020-04-03
album: Road Less Travelled
  type: MusicAlbum
  date published: 2020-10-30
album: Road Less Travelled
  type: MusicAlbum
  date published: 2020-10-30
album: Long Time Coming
  type: MusicAlbum
  date published: 2021-01-08
album: Long Time Coming
  type: MusicAlbum
  date published: 2021-01-08
album: Hey There, Johnny
  type: MusicAlbum
  date published: 2021-01-15
album: Hey There, Johnny
  type: MusicAlbum
  date published: 2021-01-15
album: Big Ideas and Great Expectations
  type: MusicAlbum
  date published: 2021-01-22
album: Thinking About You
  type: MusicAlbum
  date published: 2021-01-29
album: One New Tune a Week, Vol. 2: January
  type: MusicAlbum
  date published: 2021-01-29
album: Happy Birthday
  type: MusicAlbum
  date published: 2021-02-05
album: Happy Birthday
  type: MusicAlbum
  date published: 2021-02-05
album: A Different Kind of Love
  type: MusicAlbum
  date published: 2021-02-12
album: A Song for Peggy
  type: MusicAlbum
  date published: 2021-02-19
album: A Song for Peggy
  type: MusicAlbum
  date published: 2021-02-19
album: Brother
  type: MusicAlbum
  date published: 2021-02-26
album: Brother
  type: MusicAlbum
  date published: 2021-02-26
album: Ghost
  type: MusicAlbum
  date published: 2021-03-05
album: Ghost
  type: MusicAlbum
  date published: 2021-03-05
album: Elizabeth II
  type: MusicAlbum
  date published: 2021-03-12
album: Lighthouse
  type: MusicAlbum
  date published: 2021-03-19
album: Lighthouse
  type: MusicAlbum
  date published: 2021-03-19
album: Green Light
  type: MusicAlbum
  date published: 2021-03-26
album: Lost Cause
  type: MusicAlbum
  date published: 2023-06-02
album: You've Changed
  type: MusicAlbum
  date published: 2024-11-08
album: The Circus Is In Town
  type: MusicAlbum
  date published: 2024-12-06