Muxima
type: MusicGroup
description: Muxima is a town and commune in the municipality of Quiçama, Icolo e Bengo Province, Angola. The village, located by Kwanza river, was occupied in 1589 by the Portuguese who erected a church and a for
popularity: 5
followers: 228
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additional property: CopyrightChainExplorerURL
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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 0x8db0ae44dcd9228779b9be476b3b26d87bc8ce47628b0b292fee50ed8d4fa3cd. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f821f187-17ab-4edc-b99b-49ece100ccaa.json and https://artists.proofprofile.net/proofs/artist/f821f187-17ab-4edc-b99b-49ece100ccaa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
album: Muxima
  type: MusicAlbum
  date published: 2010-02-22
album: Ao Vivo
  type: MusicAlbum
  date published: 2010-11-22
album: Perfil dos Poetas #1: Velejar
  type: MusicAlbum
  date published: 2017-09-28
album: Ouro
  type: MusicAlbum
  date published: 2018-01-05
track: Neg* Livre
track: Espelhos e Vitrines

Neg* Livre
type: MusicRecording
duration: PT3M0S
duration ms: 180030
explicit: false
by artist: RT Mallone
by artist: Muxima
by artist: Pineapple StormTv
in album: Neg* Livre
  type: MusicAlbum
  date published: 2021-05-05
genre: brazilian-hip-hop
genre: boom-bap
isrc code: BXYVJ2100025
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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
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa29aaadc751afb2cb5d177745bb837dc8b6b15315daceff5015563230b4b39ae. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/BXYVJ2100025.
  date published: 2026-07-02T05:09:12Z
audio: Neg* Livre
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  additional property: Tempo (BPM)
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  additional property: Danceability
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Espelhos e Vitrines
type: MusicRecording
duration: PT2M56S
duration ms: 176316
explicit: false
by artist: RT Mallone
by artist: Fraze
by artist: Muxima
in album: Espelhos e Vitrines
  type: MusicAlbum
  date published: 2020-07-24
genre: brazilian-hip-hop
genre: boom-bap
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additional property: OTSTimestamp
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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
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x249a8436c7a892d2e504f132adc03d27ffb1712ebd85542b950d3ba14743d7de. 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/BRIKV2000015.
  date published: 2026-07-08T03:53:27Z
audio: Espelhos e Vitrines
  type: AudioObject
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