Polo
type: MusicGroup
description: Polo is a stick and ball game that is played on horseback as a traditional field sport. One of the oldest known team sports in the world, it originated as Chovgan (Persian: چوگان) in greater Iran a
popularity: 2
followers: 243
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d1e8a886287151dd1de4dc12e0791d166cbdee935d198eff2683bf5fea8cc82
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954500
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954500
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b4559cc-839b-4e9f-b384-4e05b536913c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b4559cc-839b-4e9f-b384-4e05b536913c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9b4559cc-839b-4e9f-b384-4e05b536913c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T04:47:29Z
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 0x8d1e8a886287151dd1de4dc12e0791d166cbdee935d198eff2683bf5fea8cc82. Chain 2 (Bitcoin): anchored in block 954500 (2026-06-20T04:47:29Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9b4559cc-839b-4e9f-b384-4e05b536913c.json and https://artists.proofprofile.net/proofs/artist/9b4559cc-839b-4e9f-b384-4e05b536913c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T04:47:29Z
album: Dangerous
  type: MusicAlbum
  date published: 2018-05-09
album: Sin Cautela
  type: MusicAlbum
  date published: 2019-09-06
album: El Efecto
  type: MusicAlbum
  date published: 2020-03-13
album: Paradise
  type: MusicAlbum
  date published: 2020-04-03
album: Extra
  type: MusicAlbum
  date published: 2020-08-11
album: Malasangre
  type: MusicAlbum
  date published: 2020-09-25
album: Rosalía
  type: MusicAlbum
  date published: 2021-04-02
album: Sin Escala
  type: MusicAlbum
  date published: 2022-05-06
album: ME TOCA A MI
  type: MusicAlbum
  date published: 2022-12-15
album: SOLO NOS VEMOS EN VERANO
  type: MusicAlbum
  date published: 2023-03-03
album: EN OTRA VIDA
  type: MusicAlbum
  date published: 2023-07-19
album: PIEL
  type: MusicAlbum
  date published: 2023-08-16
album: SALÚ
  type: MusicAlbum
  date published: 2023-09-27