Late Cambrian
type: MusicGroup
genre: power pop
popularity: 8
followers: 1048
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4a029c09590fd1ff3a84d8ea5965efd0e8d77fe2decc82c35aa9f8f83a6d4874
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ae615bc2-de9e-4036-9260-0fa70d646bfd.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ae615bc2-de9e-4036-9260-0fa70d646bfd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ae615bc2-de9e-4036-9260-0fa70d646bfd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4a029c09590fd1ff3a84d8ea5965efd0e8d77fe2decc82c35aa9f8f83a6d4874","name":"Late Cambrian","registered_at":"2026-06-20T11:30:30Z","symbol":"NIM1601595","token_address":"0x6cd75ac3549f53da8d276b41cf28c89494c2a0da","type":"artist","uuid":"ae615bc2-de9e-4036-9260-0fa70d646bfd"}
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 0x4a029c09590fd1ff3a84d8ea5965efd0e8d77fe2decc82c35aa9f8f83a6d4874. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ae615bc2-de9e-4036-9260-0fa70d646bfd.json and https://artists.proofprofile.net/proofs/artist/ae615bc2-de9e-4036-9260-0fa70d646bfd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0x4a029c09590fd1ff3a84d8ea5965efd0e8d77fe2decc82c35aa9f8f83a6d4874","name":"Late Cambrian","registered_at":"2026-06-20T11:30:30Z","symbol":"NIM1601595","token_address":"0x6cd75ac3549f53da8d276b41cf28c89494c2a0da","type":"artist","uuid":"ae615bc2-de9e-4036-9260-0fa70d646bfd"}
album: The Last Concert
  type: MusicAlbum
  date published: 2011-06-14
album: The Last Concert
  type: MusicAlbum
  date published: 2011-06-14
album: The Last Concert
  type: MusicAlbum
  date published: 2011-06-14
album: Social Season EP
  type: MusicAlbum
  date published: 2012-06-05
album: Social Season
  type: MusicAlbum
  date published: 2012-12-04
album: Peach
  type: MusicAlbum
  date published: 2013-04-30
album: Golden Time
  type: MusicAlbum
  date published: 2014-12-30
album: Drawn and Quartered
  type: MusicAlbum
  date published: 2015-10-27
album: Dark Heart (Where Can We Go Now?)
  type: MusicAlbum
  date published: 2015-11-24
album: Walk of Shame
  type: MusicAlbum
  date published: 2016-01-12
album: Yearbook Photo
  type: MusicAlbum
  date published: 2016-02-12
album: Girl Bag Holder
  type: MusicAlbum
  date published: 2016-10-10
album: Sweet Cambrian High
  type: MusicAlbum
  date published: 2018-02-20
album: February
  type: MusicAlbum
  date published: 2019-02-01
album: Everyone but You
  type: MusicAlbum
  date published: 2019-04-23
album: Forget My Number
  type: MusicAlbum
  date published: 2019-08-02
album: It's Just Me (Quarantine Mix)
  type: MusicAlbum
  date published: 2020-03-25
album: Fluoxa Tina (Quarantine Mix)
  type: MusicAlbum
  date published: 2020-05-14
album: Pareidolia
  type: MusicAlbum
  date published: 2020-06-23
album: Best Laid Plans (A Lullaby)
  type: MusicAlbum
  date published: 2020-09-22
album: The Last Wave
  type: MusicAlbum
  date published: 2022-07-28
album: It's Always Something
  type: MusicAlbum
  date published: 2022-08-25
album: Sydney Sweeney
  type: MusicAlbum
  date published: 2022-09-08
album: Future Snacks
  type: MusicAlbum
  date published: 2022-09-23
album: Peach (10th Anniversary)
  type: MusicAlbum
  date published: 2022-12-25
album: Don't You Want Me
  type: MusicAlbum
  date published: 2023-05-30
album: I Love My Friends Even Though They're Dumb
  type: MusicAlbum
  date published: 2023-08-29
album: Late Bloomer
  type: MusicAlbum
  date published: 2024-02-16
  track: Late Bloomer
    type: MusicRecording
    duration: PT4M20S
    duration ms: 260893
    explicit: false
    by artist: Late Cambrian
    in album: Late Bloomer
      type: MusicAlbum
      date published: 2024-02-16
    genre: power pop
    isrc code: QZFZ62465134
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-13T16:30:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd4d41a86af4b54be3ca1ff0ee38847dc0368f3e54bab7fabb70bafd397a8e41f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957882
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957882
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62465134
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-13T16:48:10Z
    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 0xd4d41a86af4b54be3ca1ff0ee38847dc0368f3e54bab7fabb70bafd397a8e41f. Chain 2 (Bitcoin): anchored in block 957882 (2026-07-13T16:48:10Z), 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/QZFZ62465134.
      date published: 2026-07-13T16:48:10Z
    audio: Late Bloomer
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 141.096
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.478
      additional property: Energy
        type: PropertyValue
        value: 0.803
      additional property: Speechiness
        type: PropertyValue
        value: 0.036
      additional property: Acousticness
        type: PropertyValue
        value: 0.212
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.352
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.173
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.525
      additional property: Key Name
      additional property: Mode Name
album: Reflection Collection (Singles 2012-2024)
album: Ride to Valhalla on a Tooth Balloon
album: LIVE at Brick By Brick Studios (10-20-24)
album: 28 Years Later
album: Into The Lilac Tree
album: Into The Lilac Tree EP

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major

Reflection Collection (Singles 2012-2024)
type: MusicAlbum
date published: 2024-04-20

Ride to Valhalla on a Tooth Balloon
type: MusicAlbum
date published: 2024-07-22

LIVE at Brick By Brick Studios (10-20-24)
type: MusicAlbum
date published: 2025-01-15

28 Years Later
type: MusicAlbum
date published: 2025-07-02

Into The Lilac Tree
type: MusicAlbum
date published: 2025-10-19

Into The Lilac Tree EP
type: MusicAlbum
date published: 2025-11-10