Flávio Pereira
type: MusicGroup
genre: gospel
genre: pagode
description: Flávio Pereira is a Brazilian Paralympic footballer who won a silver medal for his participation in 2004 Summer Paralympics in Athens, Greece. References External links Category:20th-century birt
popularity: 9
followers: 504
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additional property: OTSVerifyInstructions
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd662baa3b3b09f0d02a295446478847393ebb733e0fa3f965ecb7a5bc608267. 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/68ebfab3-84d0-472a-bcdb-749bbd5ce286.json and https://artists.proofprofile.net/proofs/artist/68ebfab3-84d0-472a-bcdb-749bbd5ce286.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
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album: O Mundo Precisa Saber
  type: MusicAlbum
  date published: 2015
album: Cartão Postal
  type: MusicAlbum
  date published: 2019-10-25
album: O Mundo Precisa Saber
  type: MusicAlbum
  date published: 2022-06-03
  track: Já Não Sei Viver
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    by artist: Flávio Pereira
    in album: O Mundo Precisa Saber
      type: MusicAlbum
      date published: 2022-06-03
    genre: gospel
    genre: pagode
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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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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x974c6b14dd450b41480dd16b06889c52388cb62f5778351c79ddfbf711b58388. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRFX62200002.
      date published: 2026-07-04T14:03:39Z
    audio: Já Não Sei Viver
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  track: Razão do Meu Viver
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    by artist: Flávio Pereira
    in album: O Mundo Precisa Saber
      type: MusicAlbum
      date published: 2022-06-03
    genre: gospel
    genre: pagode
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-05T01:12:41Z
    audio: Razão do Meu Viver
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  track: O Mundo Precisa Saber

Acousticness
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value: 0.824

Instrumentalness
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value: 0

Liveness
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value: 0.156

Valence (Positivity)
type: PropertyValue
value: 0.939

Loudness (dB)
type: PropertyValue
value: -11.086

Key Name
type: PropertyValue
value: G

Mode Name
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value: Major

O Mundo Precisa Saber
type: MusicRecording
duration: PT4M41S
duration ms: 281730
explicit: false
by artist: Flávio Pereira
in album: O Mundo Precisa Saber
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  date published: 2022-06-03
genre: gospel
genre: pagode
isrc code: BRFX62200007
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additional property: OTSTimestamp
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe95ed7ea239f52748bf13e27c57416a3eeb5bc1c2652c7152a80e21e4a63280a. Chain 2 (Bitcoin): anchored in block 958152 (2026-07-15T12:00:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRFX62200007.
  date published: 2026-07-15T12:00:27Z
audio: O Mundo Precisa Saber
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