The Lambrettas
type: MusicGroup
genre: northern soul
genre: power pop
genre: ska
description: The Lambrettas are an English mod revival band, first active in the late 1970s and early 1980s. Named after the iconic Italian Lambretta scooter brand popular among Mods, the band was formed in Bright
popularity: 14
followers: 7483
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb421aecca256d93f59fcb5df565db1df4af6c7ffdb84d4762fb4b467974fb453. Chain 2 (Bitcoin): anchored in block 953777 (2026-06-15T11:52:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/cdedfae9-ee7b-4901-a0d6-f1ec6f9c3ddd.json and https://artists.proofprofile.net/proofs/artist/cdedfae9-ee7b-4901-a0d6-f1ec6f9c3ddd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:52:51Z
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album: Beat Boys In the Jet Age
  type: MusicAlbum
  date published: 1980-01-01
album: Beat Boys in the Jet Age
  type: MusicAlbum
  date published: 1980-01-01
album: Beat Boys in the Jet Age
  type: MusicAlbum
  date published: 1980-03-10
  track: Da-a-a-ance
    type: MusicRecording
    duration: PT2M17S
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    explicit: false
    by artist: The Lambrettas
    in album: Beat Boys in the Jet Age
      type: MusicAlbum
      date published: 1980-03-10
    genre: northern soul
    genre: power pop
    genre: ska
    isrc code: FR6V82266717
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T04:34:46Z
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8b58eec912a9a6f3330c2d7b77f77660c7c9420bef5c244cd4e2f9d859b7caf. Chain 2 (Bitcoin): anchored in block 958363 (2026-07-17T04:34:46Z), 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/FR6V82266717.
      date published: 2026-07-17T04:34:46Z
    audio: Da-a-a-ance
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95.38
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      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
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      additional property: Energy
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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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        value: 0.875
      additional property: Loudness (dB)
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        value: -9.624
      additional property: Key Name
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        value: C#
      additional property: Mode Name
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        value: Major
  track: Cortina MK II
    type: MusicRecording
    duration: PT2M29S
    duration ms: 149812
    explicit: false
    by artist: The Lambrettas
    in album: Beat Boys in the Jet Age
      type: MusicAlbum
      date published: 1980-03-10
    genre: northern soul
    genre: power pop
    genre: ska
    isrc code: FR6V82266718
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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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31e143bda8c32e306f5647ea390c2bd12c48619345079c194319b8170eb37b63. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T10:20:17Z), 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/FR6V82266718.
      date published: 2026-07-16T10:20:17Z
    audio: Cortina MK II
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 97.433
      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
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      additional property: Energy
        type: PropertyValue
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      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: Ambience
album: Beat Boys In The Jet Age
album: Go 4 It
album: Poison Ivy
album: Poison Ivy (Live Sessions)

Speechiness
type: PropertyValue
value: 0.044

Acousticness
type: PropertyValue
value: 0.127

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.193

Valence (Positivity)
type: PropertyValue
value: 0.884

Loudness (dB)
type: PropertyValue
value: -7.968

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Ambience
type: MusicAlbum
date published: 1999-01-01

Beat Boys In The Jet Age
type: MusicAlbum
date published: 2014-11-10

Ambience
type: MusicAlbum
date published: 2015-02-02

Go 4 It
type: MusicAlbum
date published: 2016

Poison Ivy
type: MusicAlbum
date published: 2017-03-27

Poison Ivy (Live Sessions)
type: MusicAlbum
date published: 2019-04-03