Ella Spira
type: MusicGroup
description: thumb|right|Ella Spira at the Grammy Awards 2016 Ella Spira MBE is a Grammy-nominated composer, visual artist and an award-winning theatre producer based in London, England. Spira co-founded the produ
popularity: 3
followers: 32
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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 0x961b9e0cff543e92176c8d277c42f64cd2cf8a0d786fc4002eb5e1828165637d. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/22807c10-8109-479b-89e2-3f6ae515e767.json and https://artists.proofprofile.net/proofs/artist/22807c10-8109-479b-89e2-3f6ae515e767.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
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album: Life
  type: MusicAlbum
  date published: 2022-03-22
album: Life
  type: MusicAlbum
  date published: 2022-03-22
album: What is It Like to Be You?
  type: MusicAlbum
  date published: 2022-10-17
album: Heart to Heart
  type: MusicAlbum
  date published: 2023-04-09
track: Ngiyayazi Into Engiyenzayo / Uzokhala Ngobani Na? (feat. Ella Spira & The Inala Ensemble)
track: Khulumanaye (feat. The Inala Ensemble & Ella Spira)
track: Mana Kancane (feat. Ella Spira & The Inala Ensemble)
track: Opening Message / Wongilinda Ng'fike / Phoshozwayo (feat. Ella Spira & The Inala Ensemble)
track: Ezamalobolo (feat. Ella Spira)
track: Wamuhle Ntombi (feat. Ella Spira & The Inala Ensemble)
track: Ngisele Ngedwa (feat. Ella Spira & The Inala Ensemble)
track: Usheshe Wafika (feat. Ella Spira & The Inala Ensemble)
track: Siyo Phinda Futhi Sibonane (feat. Ella Spira & The Inala Ensemble)

Ngiyayazi Into Engiyenzayo / Uzokhala Ngobani Na? (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT1M36S
duration ms: 96314
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
isrc code: QMKBL1400002
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additional property: OTSVerificationAPI
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d6c4170468ca00375b648757befb76bfae419263d76cce76d4085c17ba3f900. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/QMKBL1400002.
  date published: 2026-07-08T08:56:20Z
audio: Ngiyayazi Into Engiyenzayo / Uzokhala Ngobani Na? (feat. Ella Spira & The Inala Ensemble)
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Khulumanaye (feat. The Inala Ensemble & Ella Spira)
type: MusicRecording
duration: PT4M53S
duration ms: 293273
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
isrc code: QMKBL1400004
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c6e9566129351f690466426634cca48700ef6ad11938e2772befac7e53ca940. 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/QMKBL1400004.
  date published: 2026-07-08T03:53:27Z
audio: Khulumanaye (feat. The Inala Ensemble & Ella Spira)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Valence (Positivity)
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    value: A
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Mana Kancane (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT2M2S
duration ms: 122958
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
isrc code: QMKBL1400011
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-07-08T03:22:41+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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ee08a4a8dd1a18936c01b7023013dd13acfc9e817f693c36a8e341516455bad. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/QMKBL1400011.
  date published: 2026-07-08T08:56:20Z
audio: Mana Kancane (feat. Ella Spira & The Inala Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Key Name
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    value: Eb
  additional property: Mode Name
    type: PropertyValue
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Opening Message / Wongilinda Ng'fike / Phoshozwayo (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT4M50S
duration ms: 290168
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe035f7aca590f45dc806c95d2f2000ad1ff3b6fd63ebabd8a3fb8c9f6064562b. Chain 2 (Bitcoin): anchored in block 960383 (2026-07-31T09:50:37Z), 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/QMKBL1400001.
  date published: 2026-07-31T09:50:37Z
audio: Opening Message / Wongilinda Ng'fike / Phoshozwayo (feat. Ella Spira & The Inala Ensemble)
  type: AudioObject
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  additional property: Danceability
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isrc code: QMKBL1400001
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 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

Ezamalobolo (feat. Ella Spira)
type: MusicRecording
duration: PT3M2S
duration ms: 182819
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd73105c3dc3a7a8e0b28793e91d760eb83d5a7195511a7cc4ccfd8725de95f24. Chain 2 (Bitcoin): anchored in block 960463 (2026-07-31T20:42:35Z), 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/QMKBL1400003.
  date published: 2026-07-31T20:42:35Z
audio: Ezamalobolo (feat. Ella Spira)
  type: AudioObject
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 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

Wamuhle Ntombi (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT5M15S
duration ms: 315652
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x670e70b7d71963f78b9af3702065e6e6834c066c934ca86a5c4d319d811fe0bf. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/QMKBL1400006.
  date published: 2026-08-01T00:40:43Z
audio: Wamuhle Ntombi (feat. Ella Spira & The Inala Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.713
  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: 0.382
  additional property: Energy
    type: PropertyValue
    value: 0.179
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.949
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.17
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.948
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: QMKBL1400006
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: 960489
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T00:40:43+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKBL1400006
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960489
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960489
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T00:40:43+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

Ngisele Ngedwa (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT2M13S
duration ms: 133259
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x984b666ed5ae2250778c3bf8b5f57a54ffa12173952face5808b559548447e7f. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/QMKBL1400007.
  date published: 2026-08-01T01:44:32Z
audio: Ngisele Ngedwa (feat. Ella Spira & The Inala Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.047
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.33
  additional property: Energy
    type: PropertyValue
    value: 0.257
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.929
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.112
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.121
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: QMKBL1400007
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: 960494
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T01:44:32+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKBL1400007
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960494
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960494
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T01:44:32+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

Usheshe Wafika (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT2M24S
duration ms: 144253
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x055efdd0390105ec9b0c37c2a5c6bab3e7f3c143aeb0685a86b7615f39151b79. Chain 2 (Bitcoin): anchored in block 960497 (2026-08-01T02:22:04Z), 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/QMKBL1400008.
  date published: 2026-08-01T02:22:04Z
audio: Usheshe Wafika (feat. Ella Spira & The Inala Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.296
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.655
  additional property: Energy
    type: PropertyValue
    value: 0.469
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.181
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.284
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.029
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: QMKBL1400008
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: 960497
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T02:22:04+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKBL1400008
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960497
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960497
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T02:22:04+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

Siyo Phinda Futhi Sibonane (feat. Ella Spira & The Inala Ensemble)
type: MusicRecording
duration: PT4M14S
duration ms: 254740
explicit: false
by artist: Ladysmith Black Mambazo
by artist: Ella Spira
by artist: The Inala Ensemble
in album: Music From Inala: A Zulu Ballet
  type: MusicAlbum
  date published: 2014-10-03
genre: afropop
genre: world
genre: south-african-choral
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90d65eddc1e5a15af27a99d993b4816cb6bbf1e8d852d57b9ecd2b0cf67f93ad. Chain 2 (Bitcoin): anchored in block 960463 (2026-07-31T20:42:35Z), 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/QMKBL1400014.
  date published: 2026-07-31T20:42:35Z
audio: Siyo Phinda Futhi Sibonane (feat. Ella Spira & The Inala Ensemble)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.017
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.663
  additional property: Energy
    type: PropertyValue
    value: 0.504
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.936
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.242
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.406
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.678
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: QMKBL1400014
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: 960463
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T20:42:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMKBL1400014
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960463
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960463
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:42:35+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