Filgueira
type: MusicGroup
genre: latin indie
description: Luiz Carlos Filgueira, known as Filgueira (born 10 January 1967) is a Brazilian football coach and a former player. He also holds Portuguese citizenship. He played 15 seasons and 400 games in the Pri
popularity: 4
followers: 666
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2775f6738653b39e306f25d8075a5b2957f7ceac3790d3f972a29e519718b2a2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954693
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954693
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e9a1b383-0136-4753-87a5-60bbca5822a7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e9a1b383-0136-4753-87a5-60bbca5822a7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e9a1b383-0136-4753-87a5-60bbca5822a7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T11:50:32Z
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 0x2775f6738653b39e306f25d8075a5b2957f7ceac3790d3f972a29e519718b2a2. Chain 2 (Bitcoin): anchored in block 954693 (2026-06-21T11:50:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e9a1b383-0136-4753-87a5-60bbca5822a7.json and https://artists.proofprofile.net/proofs/artist/e9a1b383-0136-4753-87a5-60bbca5822a7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T11:50:32Z
album: Maleza
  type: MusicAlbum
  date published: 2020-05-08
album: Maleza
  type: MusicAlbum
  date published: 2020-05-08
album: Excursionista
  type: MusicAlbum
  date published: 2020-06-26
album: Excursionista
  type: MusicAlbum
  date published: 2020-06-26
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  type: MusicAlbum
  date published: 2020-08-07
album: Ojalá pudiera irme caminando a tu casa
  type: MusicAlbum
  date published: 2020-08-07
album: Botánica para Enamoradxs
  type: MusicAlbum
  date published: 2020-09-25
album: Botánica Para Enamoradxs
  type: MusicAlbum
  date published: 2020-09-25
album: Gol que no se celebra no vale
  type: MusicAlbum
  date published: 2020-12-25
album: Gol Que No Se Celebra No Vale
  type: MusicAlbum
  date published: 2020-12-25
album: Hechizado
  type: MusicAlbum
  date published: 2021-01-29
album: Hechizado
  type: MusicAlbum
  date published: 2021-01-29
album: Vas
  type: MusicAlbum
  date published: 2021-02-19
album: VAS
  type: MusicAlbum
  date published: 2021-02-19
album: NADA CAMBIA
  type: MusicAlbum
  date published: 2021-03-05
album: Raco
  type: MusicAlbum
  date published: 2021-07-14
album: Vale, la Pena
  type: MusicAlbum
  date published: 2021-08-13
album: Reminiscencias
  type: MusicAlbum
  date published: 2021-08-27
album: DELFINES
  type: MusicAlbum
  date published: 2023-02-10
album: TU, YO Y EL MIEDO
  type: MusicAlbum
  date published: 2023-03-24
album: AMOR LIBRE
  type: MusicAlbum
  date published: 2023-05-31
album: POSTER
  type: MusicAlbum
  date published: 2023-07-21
album: REGIO
  type: MusicAlbum
  date published: 2023-09-01
  track: PISCINA OLÍMPICA
  track: AMIGOS IMAGINARIOS

PISCINA OLÍMPICA
type: MusicRecording
duration: PT3M58S
duration ms: 238000
explicit: false
by artist: Filgueira
in album: REGIO
  type: MusicAlbum
  date published: 2023-09-01
genre: latin indie
isrc code: ES71G2323549
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:22:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20250b7bae74889f556defa3ced93c20e7846f827b5549e097073e339705442d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2323549
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20250b7bae74889f556defa3ced93c20e7846f827b5549e097073e339705442d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/ES71G2323549.
  date published: 2026-07-08T03:53:27Z
audio: PISCINA OLÍMPICA
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.65
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.537
  additional property: Energy
    type: PropertyValue
    value: 0.651
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.205
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.037
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.271
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.446
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

AMIGOS IMAGINARIOS
type: MusicRecording
duration: PT4M7S
duration ms: 247750
explicit: false
by artist: Filgueira
in album: REGIO
  type: MusicAlbum
  date published: 2023-09-01
genre: latin indie
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c65d985ebbf140bde6cb62ceb595628c12af29bf6929b1601a931c4f3ae5dbd. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/ES71G2323553.
  date published: 2026-07-31T19:53:13Z
audio: AMIGOS IMAGINARIOS
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.923
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.67
  additional property: Energy
    type: PropertyValue
    value: 0.814
  additional property: Speechiness
    type: PropertyValue
    value: 0.069
  additional property: Acousticness
    type: PropertyValue
    value: 0.482
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.299
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.536
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.785
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ES71G2323553
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960455
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T19:53:13+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2323553
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960455
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13+00:00
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch