GYM
type: MusicGroup
genre: french indie pop
description: thumb|Inside a gymnasium in Amsterdam A gym, short for gymnasium (: gymnasiums or gymnasia), is an indoor venue for exercise and sports. The word is derived from the ancient Greek term "gymnasion". Th
popularity: 20
followers: 3526
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3c945e5fcb4afe710b29347f9c4f43fcb5e751a93e897587e1af2403f856caa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953694
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953694
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6f0bffe7-f487-4d59-818a-7cbd30dc4957.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6f0bffe7-f487-4d59-818a-7cbd30dc4957.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6f0bffe7-f487-4d59-818a-7cbd30dc4957
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T21:38:09Z
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 0xb3c945e5fcb4afe710b29347f9c4f43fcb5e751a93e897587e1af2403f856caa. Chain 2 (Bitcoin): anchored in block 953694 (2026-06-14T21:38:09Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6f0bffe7-f487-4d59-818a-7cbd30dc4957.json and https://artists.proofprofile.net/proofs/artist/6f0bffe7-f487-4d59-818a-7cbd30dc4957.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T21:38:09Z
album: Pygme - EP
  type: MusicAlbum
  date published: 2013-12-02
album: Your Woman - Single
  type: MusicAlbum
  date published: 2014
album: Summer Is Coming - EP
  type: MusicAlbum
  date published: 2014-06-23
album: Sunshine
  type: MusicAlbum
  date published: 2017-09-08