Callaghan
type: MusicGroup
popularity: 10
followers: 2229
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x0aee4b38855adfe09e4a1c5a689013bf38d93d17fed3363b48ac6d0bcee6d3dc
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fa1fda11-91ec-44b6-937a-cc992bf135a7.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fa1fda11-91ec-44b6-937a-cc992bf135a7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fa1fda11-91ec-44b6-937a-cc992bf135a7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0aee4b38855adfe09e4a1c5a689013bf38d93d17fed3363b48ac6d0bcee6d3dc. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fa1fda11-91ec-44b6-937a-cc992bf135a7.json and https://artists.proofprofile.net/proofs/artist/fa1fda11-91ec-44b6-937a-cc992bf135a7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
album: Life in Full Colour
  type: MusicAlbum
  date published: 2012-05-01
album: Life in Full Colour
  type: MusicAlbum
  date published: 2012-05-01
album: Best Year
  type: MusicAlbum
  date published: 2015-02-15
album: Best Year (2015)
  type: MusicAlbum
  date published: 2015-02-15
album: When You Loved Me
  type: MusicAlbum
  date published: 2015-03-31
album: A History Of Now
  type: MusicAlbum
  date published: 2015-04-07
album: A History Of Now
  type: MusicAlbum
  date published: 2015-04-07
album: A History of Now
  type: MusicAlbum
  date published: 2015-04-12
album: We Don't Have to Change the World
  type: MusicAlbum
  date published: 2015-08-28
album: A History Of Now
  type: MusicAlbum
  date published: 2015-10-08
album: Callaghan's Acoustic Coffee House (Live)
  type: MusicAlbum
  date published: 2016-07-01
  track: Stand By Me - Live & Acoustic
    type: MusicRecording
    duration: PT3M56S
    duration ms: 236264
    explicit: false
    by artist: Callaghan
    in album: Callaghan's Acoustic Coffee House (Live)
      type: MusicAlbum
      date published: 2016-07-01
    isrc code: QMX9S1600005
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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    additional property: OTSHash
    additional property: OTSBitcoinBlock
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      value: 956772
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956772
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMX9S1600005
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:01:46Z
    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
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf151317c3c0e65b532aa73c10c01a3738b67cefcd8fb761f4d18517c27a1c2f1. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/QMX9S1600005.
      date published: 2026-07-05T10:01:46Z
    audio: Stand By Me - Live & Acoustic
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 108.157
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.773
      additional property: Energy
        type: PropertyValue
        value: 0.156
      additional property: Speechiness
        type: PropertyValue
        value: 0.038
      additional property: Acousticness
        type: PropertyValue
        value: 0.559
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.097
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.466
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.089
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Last Song (Radio Edit)
  type: MusicAlbum
  date published: 2016-08-12
album: The Other Side
  type: MusicAlbum
  date published: 2017-06-30
album: Surrender (Acoustic)
  type: MusicAlbum
  date published: 2017-07-07
album: I Don't Know How to Lose You (Acoustic)
  type: MusicAlbum
  date published: 2017-07-07
album: Better Together
  type: MusicAlbum
  date published: 2018-02-23
album: Skin on Skin
  type: MusicAlbum
  date published: 2018-03-02
album: Summer Days
  type: MusicAlbum
  date published: 2018-07-04
album: The End of the World
  type: MusicAlbum
  date published: 2018-08-17
album: If You Miss Me (When I'm Gone)
  type: MusicAlbum
  date published: 2018-08-24
album: Callaghan
  type: MusicAlbum
  date published: 2018-08-31
album: A Taste of Acoustic Coffee House 2
  type: MusicAlbum
  date published: 2019-11-15
album: Snowflakes
  type: MusicAlbum
  date published: 2019-12-13
album: Snowflakes
  type: MusicAlbum
  date published: 2019-12-13
album: Snowflakes - A Winter - EP
  type: MusicAlbum
  date published: 2019-12-13
album: Callaghan's Acoustic Coffee House, Vol. 2
  type: MusicAlbum
  date published: 2020-01-31
album: O (Fly On) [feat. Dan Snyder]
  type: MusicAlbum
  date published: 2020-09-11
album: Midnight
album: Monsters
album: God Only Knows
album: I Got You
album: Callaghan's Acoustic Coffee House, Vol. 3
album: The Music You Gave To Me

Midnight
type: MusicAlbum
date published: 2021-06-22

Monsters
type: MusicAlbum
date published: 2022-10-22

God Only Knows
type: MusicAlbum
date published: 2023-08-19

I Got You
type: MusicAlbum
date published: 2023-09-17

Callaghan's Acoustic Coffee House, Vol. 3
type: MusicAlbum
date published: 2023-12-24

Callaghan's Acoustic Coffee House, Vol. 3
type: MusicAlbum
date published: 2023-12-24

The Music You Gave To Me
type: MusicAlbum
date published: 2025-05-16
track: Playing Tricks
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174715
  explicit: false
  by artist: Callaghan
  in album: The Music You Gave To Me
    type: MusicAlbum
    date published: 2025-05-16
  isrc code: QMX9S2500002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T10:07:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x09cda74b0f9694cd22f9790ced6b496c53002071e5da8a58988f9d155b8d299e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958867
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958867
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMX9S2500002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T13:05:16Z
  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 0x09cda74b0f9694cd22f9790ced6b496c53002071e5da8a58988f9d155b8d299e. Chain 2 (Bitcoin): anchored in block 958867 (2026-07-20T13:05:16Z), 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/QMX9S2500002.
    date published: 2026-07-20T13:05:16Z
  audio: Playing Tricks
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 172.784
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.378
    additional property: Energy
      type: PropertyValue
      value: 0.06
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.928
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.097
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.212
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.768
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major