Guadarrama
type: MusicGroup
description: Guadarrama is a town and municipality in the Cuenca del Guadarrama comarca, in the Community of Madrid, Spain. Its population is 17,063 according to the Continuous Register of 2023; the population sw
popularity: 12
followers: 8
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x100c6a420240b9a30e12bc8d23861635db11adcdc5ec8c8ea7c6c4b500113e25
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953786
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953786
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d9576647-9423-436a-9394-c00c317f0f63.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d9576647-9423-436a-9394-c00c317f0f63.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d9576647-9423-436a-9394-c00c317f0f63
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T12:56:12Z
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 0x100c6a420240b9a30e12bc8d23861635db11adcdc5ec8c8ea7c6c4b500113e25. Chain 2 (Bitcoin): anchored in block 953786 (2026-06-15T12:56:12Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d9576647-9423-436a-9394-c00c317f0f63.json and https://artists.proofprofile.net/proofs/artist/d9576647-9423-436a-9394-c00c317f0f63.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T12:56:12Z
album: Llámame
  type: MusicAlbum
  date published: 2022-07-01
album: Tóxica
  type: MusicAlbum
  date published: 2022-10-31
album: Vacío
  type: MusicAlbum
  date published: 2022-12-25
album: Solterón
  type: MusicAlbum
  date published: 2024-11-20