David Sandoval
type: MusicGroup
genre: latin house
description: David Sergio Sandoval Plaza (born 20 October 1952) is a Chilean politician who currently serves as a member of the Senate of his country. Biography He was born on 20 October 1952 in Santiago. He is t
popularity: 2
followers: 770
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd9a0493f2e24db1ec3d8a059341d354228007c0e30bd4f1a726d958bea7ed8e8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6a8bcc3b-4811-4760-a177-a16d60792cc9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6a8bcc3b-4811-4760-a177-a16d60792cc9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6a8bcc3b-4811-4760-a177-a16d60792cc9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd9a0493f2e24db1ec3d8a059341d354228007c0e30bd4f1a726d958bea7ed8e8","name":"David Sandoval","registered_at":"2026-06-17T02:38:34Z","symbol":"NIM1254886","token_address":"0x5da36408be38e54757dc19b879e0f35e420c2acd","type":"artist","uuid":"6a8bcc3b-4811-4760-a177-a16d60792cc9"}
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 0xd9a0493f2e24db1ec3d8a059341d354228007c0e30bd4f1a726d958bea7ed8e8. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6a8bcc3b-4811-4760-a177-a16d60792cc9.json and https://artists.proofprofile.net/proofs/artist/6a8bcc3b-4811-4760-a177-a16d60792cc9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xd9a0493f2e24db1ec3d8a059341d354228007c0e30bd4f1a726d958bea7ed8e8","name":"David Sandoval","registered_at":"2026-06-17T02:38:34Z","symbol":"NIM1254886","token_address":"0x5da36408be38e54757dc19b879e0f35e420c2acd","type":"artist","uuid":"6a8bcc3b-4811-4760-a177-a16d60792cc9"}
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