João Tiago
type: MusicGroup
popularity: 10
followers: 422
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b23ebd3f8d22fc471a20a04f8c84c5a6185ff6c8800d054067547f1658aa2e8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954013
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954013
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/34cd2857-aa5b-482f-bd44-075b62c7b4e6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/34cd2857-aa5b-482f-bd44-075b62c7b4e6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/34cd2857-aa5b-482f-bd44-075b62c7b4e6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T22:27:01Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4b23ebd3f8d22fc471a20a04f8c84c5a6185ff6c8800d054067547f1658aa2e8","name":"João Tiago","registered_at":"2026-06-16T08:00:40Z","symbol":"NIM0988182","token_address":"0x61aff6c3852616f583891cc2732b9a1fcf7541f3","type":"artist","uuid":"34cd2857-aa5b-482f-bd44-075b62c7b4e6"}
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 0x4b23ebd3f8d22fc471a20a04f8c84c5a6185ff6c8800d054067547f1658aa2e8. Chain 2 (Bitcoin): anchored in block 954015 (2026-06-16T22:55:46Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/34cd2857-aa5b-482f-bd44-075b62c7b4e6.json and https://artists.proofprofile.net/proofs/artist/34cd2857-aa5b-482f-bd44-075b62c7b4e6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T22:55:46Z
  text: {"copyright_id":"0x4b23ebd3f8d22fc471a20a04f8c84c5a6185ff6c8800d054067547f1658aa2e8","name":"João Tiago","registered_at":"2026-06-16T08:00:40Z","symbol":"NIM0988182","token_address":"0x61aff6c3852616f583891cc2732b9a1fcf7541f3","type":"artist","uuid":"34cd2857-aa5b-482f-bd44-075b62c7b4e6"}
album: Atraente
  type: MusicAlbum
  date published: 2022-11-25
album: Vamos a Qualquer Lado
  type: MusicAlbum
  date published: 2023-04-07
album: Ipanema
  type: MusicAlbum
  date published: 2024-09-06
album: Outra Vez
  type: MusicAlbum
  date published: 2025-01-17
  track: Outra Vez
    type: MusicRecording
    duration: PT1M44S
    duration ms: 104285
    explicit: false
    by artist: João Tiago
    in album: Outra Vez
      type: MusicAlbum
      date published: 2025-01-17
    isrc code: QZZ7W2480958
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T22:44:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5d91340a5d1857fec201c423331891268d458696c9790c9ec36c98fdc547769f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957771
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957771
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7W2480958
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T23:27:28Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      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
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d91340a5d1857fec201c423331891268d458696c9790c9ec36c98fdc547769f. Chain 2 (Bitcoin): anchored in block 957771 (2026-07-12T23:27:28Z), 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/QZZ7W2480958.
      date published: 2026-07-12T23:27:28Z
    audio: Outra Vez
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 83.953
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.652
      additional property: Energy
        type: PropertyValue
        value: 0.661
      additional property: Speechiness
        type: PropertyValue
        value: 0.2
      additional property: Acousticness
        type: PropertyValue
        value: 0.5
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.116
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.864
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.455
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: A sensação jamais será a mesma
  type: MusicAlbum
  date published: 2025-04-18
  track: A sensação jamais será a mesma
    type: MusicRecording
    duration: PT1M32S
    duration ms: 92054
    explicit: false
    by artist: João Tiago
    in album: A sensação jamais será a mesma
      type: MusicAlbum
      date published: 2025-04-18
    isrc code: QZK6M2595969
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T17:25:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8564ef194a07c7544f2bef36278c0a8b74a2801755da74a11b8b8445b2960b0a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958180
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958180
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2595969
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T20:27:04Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      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
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8564ef194a07c7544f2bef36278c0a8b74a2801755da74a11b8b8445b2960b0a. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T20:27:04Z), 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/QZK6M2595969.
      date published: 2026-07-15T20:27:04Z
    audio: A sensação jamais será a mesma
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 73.936
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.431
      additional property: Energy
        type: PropertyValue
        value: 0.321
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.83
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Demos dos 20's

Instrumentalness
type: PropertyValue
value: 0.003

Liveness
type: PropertyValue
value: 0.105

Valence (Positivity)
type: PropertyValue
value: 0.122

Loudness (dB)
type: PropertyValue
value: -13.139

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Demos dos 20's
type: MusicAlbum
date published: 2025-09-26