Helena Holleran
type: MusicGroup
popularity: 11
followers: 965
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x673ea7c7f27b624ccfe55393e327f37a5e519cec81ddb3889b1ea5871b39585c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953636
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953636
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/34c361a2-4a3a-4207-b7a6-062a02589930.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/34c361a2-4a3a-4207-b7a6-062a02589930.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/34c361a2-4a3a-4207-b7a6-062a02589930
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T13:03:42Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x673ea7c7f27b624ccfe55393e327f37a5e519cec81ddb3889b1ea5871b39585c","name":"Helena Holleran","registered_at":"2026-06-14T10:05:09Z","symbol":"NIM0418824","token_address":"0x1272a50a341c2913a5464335a5e4667556325794","type":"artist","uuid":"34c361a2-4a3a-4207-b7a6-062a02589930"}
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 0x673ea7c7f27b624ccfe55393e327f37a5e519cec81ddb3889b1ea5871b39585c. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/34c361a2-4a3a-4207-b7a6-062a02589930.json and https://artists.proofprofile.net/proofs/artist/34c361a2-4a3a-4207-b7a6-062a02589930.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T15:20:52Z
  text: {"copyright_id":"0x673ea7c7f27b624ccfe55393e327f37a5e519cec81ddb3889b1ea5871b39585c","name":"Helena Holleran","registered_at":"2026-06-14T10:05:09Z","symbol":"NIM0418824","token_address":"0x1272a50a341c2913a5464335a5e4667556325794","type":"artist","uuid":"34c361a2-4a3a-4207-b7a6-062a02589930"}
album: Farewell Friend
  type: MusicAlbum
  date published: 2020-02-18
album: The Shadows Weight
  type: MusicAlbum
  date published: 2020-03-12
album: Gentle, Please
  type: MusicAlbum
  date published: 2020-03-20
album: Papermache Remedies
  type: MusicAlbum
  date published: 2020-03-26
album: Confluence
  type: MusicAlbum
  date published: 2020-04-03
album: Howlin' at the Moon
  type: MusicAlbum
  date published: 2020-06-05
  track: Howlin' at the Moon
    type: MusicRecording
    duration: PT3M37S
    duration ms: 217411
    explicit: false
    by artist: Helena Holleran
    in album: Howlin' at the Moon
      type: MusicAlbum
      date published: 2020-06-05
    isrc code: QZHN32022478
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T16:30:46+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xca8343369c76a2738f180aa3b2b49c45b164067d66d06d37c8a306b87d4923b2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958761
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958761
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN32022478
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T17:49:48Z
    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 0xca8343369c76a2738f180aa3b2b49c45b164067d66d06d37c8a306b87d4923b2. Chain 2 (Bitcoin): anchored in block 958761 (2026-07-19T17:49:48Z), 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/QZHN32022478.
      date published: 2026-07-19T17:49:48Z
    audio: Howlin' at the Moon
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 170.04
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.794
      additional property: Energy
        type: PropertyValue
        value: 0.424
      additional property: Speechiness
        type: PropertyValue
        value: 0.047
      additional property: Acousticness
        type: PropertyValue
        value: 0.294
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.585
      additional property: Liveness
        type: PropertyValue
        value: 0.12
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.396
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.745
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: 11th Street
  type: MusicAlbum
  date published: 2020-07-01
  track: 11th Street
    type: MusicRecording
    duration: PT2M51S
    duration ms: 171075
    explicit: false
    by artist: Helena Holleran
    in album: 11th Street
      type: MusicAlbum
      date published: 2020-07-01
    isrc code: QZHN72040393
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T08:16:02+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf305abf4dcf6cf9cfa0ce240346fc29054e65702460088dcae31bc71360e3ae0
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956790
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956790
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN72040393
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T12:31:54Z
    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 0xf305abf4dcf6cf9cfa0ce240346fc29054e65702460088dcae31bc71360e3ae0. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/QZHN72040393.
      date published: 2026-07-05T12:31:54Z
    audio: 11th Street
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.036
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.632
      additional property: Energy
        type: PropertyValue
        value: 0.372
      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
album: This Life
album: Fine By Me
album: Lucy Lou
album: Not Your Woman / Not Your Dub
album: Homemade
album: Covid For Christmas
album: Homemade Hooplah (Band Version)
album: Bike Thief / Dub Thief
album: Rococo Palace
album: Helena Holleran Live in Studio Beachbreak Sessions
album: Made to Grow

Speechiness
type: PropertyValue
value: 0.065

Acousticness
type: PropertyValue
value: 0.402

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.368

Valence (Positivity)
type: PropertyValue
value: 0.286

Loudness (dB)
type: PropertyValue
value: -10.208

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

This Life
type: MusicAlbum
date published: 2020-11-19

Fine By Me
type: MusicAlbum
date published: 2020-11-29

Lucy Lou
type: MusicAlbum
date published: 2021-01-15

Not Your Woman / Not Your Dub
type: MusicAlbum
date published: 2021-02-01

Homemade
type: MusicAlbum
date published: 2021-03-10

Covid For Christmas
type: MusicAlbum
date published: 2022-02-06

Homemade Hooplah (Band Version)
type: MusicAlbum
date published: 2023-03-24

Bike Thief / Dub Thief
type: MusicAlbum
date published: 2023-09-15

Rococo Palace
type: MusicAlbum
date published: 2024-05-17

Rococo Palace
type: MusicAlbum
date published: 2024-12-20

Helena Holleran Live in Studio Beachbreak Sessions
type: MusicAlbum
date published: 2025-03-14

Made to Grow
type: MusicAlbum
date published: 2025-05-27