Finvarra
type: MusicGroup
genre: celtic
genre: medieval
genre: neofolk
description: Finvarra, also called Finvara, Finn Bheara, Finbeara or Fionnbharr, is the king of the Daoine Sidhe of western Ireland in Irish folklore. In some legends, he is also the ruler of the dead. Finvarra is
popularity: 7
followers: 1956
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa3dc5accb2237c87508c6bcf345a51b8d6ba12ae2c17c70f56513e8e7981deef
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953907
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953907
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/17821a53-7755-41e7-b7c6-a22c256b50a4.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/17821a53-7755-41e7-b7c6-a22c256b50a4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/17821a53-7755-41e7-b7c6-a22c256b50a4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:39:24Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3dc5accb2237c87508c6bcf345a51b8d6ba12ae2c17c70f56513e8e7981deef. Chain 2 (Bitcoin): anchored in block 953907 (2026-06-16T07:39:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/17821a53-7755-41e7-b7c6-a22c256b50a4.json and https://artists.proofprofile.net/proofs/artist/17821a53-7755-41e7-b7c6-a22c256b50a4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:39:24Z
album: Finvarra
  type: MusicAlbum
  date published: 2013-06-16
  track: Kelpie / The Cliffs of Moher
    type: MusicRecording
    duration: PT3M33S
    duration ms: 213373
    explicit: false
    by artist: Finvarra
    in album: Finvarra
      type: MusicAlbum
      date published: 2013-06-16
    genre: celtic
    genre: medieval
    genre: neofolk
    isrc code: USCGH1498501
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T20:45:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1ccae6d93767781aa3421bf4d10d0fb9f82767e537a2aa5802382b4a2ca46152
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGH1498501
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ccae6d93767781aa3421bf4d10d0fb9f82767e537a2aa5802382b4a2ca46152. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/USCGH1498501.
      date published: 2026-07-05T01:12:41Z
    audio: Kelpie / The Cliffs of Moher
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.622
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.461
      additional property: Energy
        type: PropertyValue
        value: 0.722
      additional property: Speechiness
        type: PropertyValue
        value: 0.041
      additional property: Acousticness
        type: PropertyValue
        value: 0.413
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.108
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.62
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.738
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Lanterne
  type: MusicAlbum
  date published: 2019-08-02
album: Lutesongs for Christmas
  type: MusicAlbum
  date published: 2020-12-04
track: Hope Is The Thing With Feathers
  type: MusicRecording
  duration: PT5M25S
  duration ms: 325239
  explicit: false
  by artist: Castlefest Collective
  by artist: Adaya
  by artist: Finvarra
  by artist: Imbue
  by artist: Kati Ran
  by artist: Oliver S
  by artist: Tyr
  by artist: PerKelt
  by artist: Plunder
  by artist: Pyrolysis
  by artist: Rob Van Barschot
  by artist: Scrum
  by artist: seed
  by artist: Shantalla
  by artist: Sowulo
  by artist: Twigs & Twine
  in album: Hope Is the Thing with Feathers
    type: MusicAlbum
    date published: 2020-12-21
  isrc code: NL4ND2000001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T15:47:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5db760db1120ec673a66797d0cb8339ee9ecf1847502e3038a676019dcd2d42d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960427
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960427
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL4ND2000001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T15:59:18Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5db760db1120ec673a66797d0cb8339ee9ecf1847502e3038a676019dcd2d42d. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/NL4ND2000001.
    date published: 2026-07-31T15:59:18Z
  audio: Hope Is The Thing With Feathers
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.19
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
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      value: 0
    additional property: Time Signature
    additional property: Danceability
    additional property: Energy
    additional property: Speechiness
    additional property: Acousticness
    additional property: Instrumentalness
    additional property: Liveness
    additional property: Valence (Positivity)
    additional property: Loudness (dB)
    additional property: Key Name
    additional property: Mode Name
track: Dark Lullaby

Time Signature
type: PropertyValue
value: 5

Danceability
type: PropertyValue
value: 0.522

Energy
type: PropertyValue
value: 0.338

Speechiness
type: PropertyValue
value: 0.031

Acousticness
type: PropertyValue
value: 0.821

Instrumentalness
type: PropertyValue
value: 0.01

Liveness
type: PropertyValue
value: 0.177

Valence (Positivity)
type: PropertyValue
value: 0.305

Loudness (dB)
type: PropertyValue
value: -18.491

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Dark Lullaby
type: MusicRecording
duration: PT4M6S
duration ms: 246451
explicit: false
by artist: Castlefest Collective
by artist: Finvarra
by artist: Imbue
by artist: PerKelt
by artist: Plunder
by artist: Rob Van Barschot
by artist: Scrum
by artist: seed
by artist: Sowulo
by artist: Waldkauz
by artist: Wouter en De Draak
in album: Hope Is the Thing with Feathers
  type: MusicAlbum
  date published: 2020-12-21
isrc code: NL4ND2000006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:50:43+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x6c4e9e666594bee18f597995b75faa9aef8398a7bd899b52c802f8bc8789cee6
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL4ND2000006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c4e9e666594bee18f597995b75faa9aef8398a7bd899b52c802f8bc8789cee6. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/NL4ND2000006.
  date published: 2026-07-31T12:24:41Z
audio: Dark Lullaby
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.216
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.558
  additional property: Energy
    type: PropertyValue
    value: 0.349
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.246
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.167
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.181
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.725
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor