Ciao
type: MusicGroup
description: ( , ) is an informal salutation in the Italian language that is used for both "hello" and "goodbye". Originally from the Venetian language, it has entered the vocabulary of English and of many ot
popularity: 7
followers: 592
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  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
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  date published: 2026-06-16T07:53:13Z
album: El Poder De Los Niños
  type: MusicAlbum
  date published: 2006-01-01
  track: Será Porque Te Amo
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    duration: PT3M40S
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    by artist: Ciao
    in album: El Poder De Los Niños
      type: MusicAlbum
      date published: 2006-01-01
    isrc code: CLBB20200162
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-05T19:27:56Z
    audio: Será Porque Te Amo
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      additional property: Tempo (BPM)
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  track: Mamma María
    type: MusicRecording
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    in album: El Poder De Los Niños
      type: MusicAlbum
      date published: 2006-01-01
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-03T19:59:51Z
    audio: Mamma María
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Key Name
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album: Telephone
album: Sindela
album: La Musica
album: Telephone (Remixes)

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Major

Telephone
type: MusicAlbum
date published: 2017

Sindela
type: MusicAlbum
date published: 2017

La Musica
type: MusicAlbum
date published: 2017

Telephone (Remixes)
type: MusicAlbum
date published: 2018-04-05