Hayden Arp
type: MusicGroup
popularity: 13
followers: 2132
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc88ea95b30120eee3d4a3f119eebc83c09fd00d5e049cc013001f70e2f9eb90a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953778
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953778
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b0a59d03-9bb6-49a4-9018-f0f29c734b9b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b0a59d03-9bb6-49a4-9018-f0f29c734b9b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b0a59d03-9bb6-49a4-9018-f0f29c734b9b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:57:35Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc88ea95b30120eee3d4a3f119eebc83c09fd00d5e049cc013001f70e2f9eb90a","name":"Hayden Arp","registered_at":"2026-06-14T23:10:21Z","symbol":"NIM0606121","token_address":"0x2a9c470050341cc3e6a7ef4f0d8f9c1fba42fb03","type":"artist","uuid":"b0a59d03-9bb6-49a4-9018-f0f29c734b9b"}
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 0xc88ea95b30120eee3d4a3f119eebc83c09fd00d5e049cc013001f70e2f9eb90a. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b0a59d03-9bb6-49a4-9018-f0f29c734b9b.json and https://artists.proofprofile.net/proofs/artist/b0a59d03-9bb6-49a4-9018-f0f29c734b9b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:57:35Z
  text: {"copyright_id":"0xc88ea95b30120eee3d4a3f119eebc83c09fd00d5e049cc013001f70e2f9eb90a","name":"Hayden Arp","registered_at":"2026-06-14T23:10:21Z","symbol":"NIM0606121","token_address":"0x2a9c470050341cc3e6a7ef4f0d8f9c1fba42fb03","type":"artist","uuid":"b0a59d03-9bb6-49a4-9018-f0f29c734b9b"}
album: For Gabriel
  type: MusicAlbum
  date published: 2016-08-12
album: Two Songs About Being Alone (Recorded Live at Emp Studios)
  type: MusicAlbum
  date published: 2020-04-25
album: Two Songs About Being Alone (Recorded Live at EMP Studios)
  type: MusicAlbum
  date published: 2020-04-25
album: Ruby in the Rearview
  type: MusicAlbum
  date published: 2020-10-20
album: Holding Onto
  type: MusicAlbum
  date published: 2021-02-12
album: The Ones Who Took It Away
  type: MusicAlbum
  date published: 2022-02-03
album: Passenger
  type: MusicAlbum
  date published: 2022-06-24
album: Eliza
  type: MusicAlbum
  date published: 2022-07-22
album: When the Light is Ours
  type: MusicAlbum
  date published: 2022-09-02
album: Black Hole
  type: MusicAlbum
  date published: 2022-10-14
album: Be There
  type: MusicAlbum
  date published: 2022-10-28
album: With Eliza
  type: MusicAlbum
  date published: 2022-11-18
album: Lie To My Baby
  type: MusicAlbum
  date published: 2023-01-20
album: So Hot You're Hurting My Feelings
  type: MusicAlbum
  date published: 2023-07-08
album: To Be Lost, To Be Found
  type: MusicAlbum
  date published: 2024-04-19
album: Sarah
  type: MusicAlbum
  date published: 2024-09-06
album: Better Next Time
  type: MusicAlbum
  date published: 2024-10-11
album: She Waits
  type: MusicAlbum
  date published: 2024-11-01
album: The Undertow
  type: MusicAlbum
  date published: 2024-12-13
album: Brother
  type: MusicAlbum
  date published: 2024-12-27
album: The Waking (II)
  type: MusicAlbum
  date published: 2025-01-10
album: The Towers We Lived In
  type: MusicAlbum
  date published: 2025-01-17
album: Coming Up For Air
  type: MusicAlbum
  date published: 2025-03-28
album: Spirals
  type: MusicAlbum
  date published: 2025-05-23
  track: Coming Up For Air
    type: MusicRecording
    duration: PT2M29S
    duration ms: 149826
    explicit: false
    by artist: Hayden Arp
    in album: Spirals
      type: MusicAlbum
      date published: 2025-05-23
    isrc code: DEZC62580938
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T09:00:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x95ea16ac56c6343c57d33bb3d308633942c640d664bb764f34a436c2b978550b
    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/DEZC62580938
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95ea16ac56c6343c57d33bb3d308633942c640d664bb764f34a436c2b978550b. 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/DEZC62580938.
      date published: 2026-07-05T01:12:41Z
    audio: Coming Up For Air
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.979
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.49
      additional property: Energy
        type: PropertyValue
        value: 0.855
      additional property: Speechiness
        type: PropertyValue
        value: 0.167
      additional property: Acousticness
        type: PropertyValue
        value: 0.027
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.064
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.552
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.214
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: You Don't Get To See Me When I'm Grieving
  type: MusicAlbum
  date published: 2025-06-12
  track: Coming Up For Air
    type: MusicRecording
    duration: PT2M29S
    duration ms: 149826
    explicit: false
    by artist: Hayden Arp
    in album: You Don't Get To See Me When I'm Grieving
    isrc code: DEZC62580938
    additional property: CopyrightID
    additional property: CopyrightStatus
    additional property: CopyrightRegisteredAt
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Coming Up For Air
track: To Be Lost, to Be Found

To Be Lost, to Be Found
type: MusicRecording
duration: PT2M13S
duration ms: 133866
explicit: false
by artist: Hayden Arp
by artist: Elena Schäfer
in album: Indie Folk Central: June 2024
  type: MusicAlbum
  date published: 2024-06-03
popularity: 10
isrc code: QZHN92460744
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:46:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1586cf50ddfc48084922641feece8dd5e02957bfef8be4af0520d22348dd92af
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN92460744
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1586cf50ddfc48084922641feece8dd5e02957bfef8be4af0520d22348dd92af. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/QZHN92460744.
  date published: 2026-07-08T03:53:27Z
audio: To Be Lost, to Be Found
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.733
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.526
  additional property: Energy
    type: PropertyValue
    value: 0.327
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.6
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.036
  additional property: Liveness
    type: PropertyValue
    value: 0.837
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.206
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.18
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Hayden Arp
type: MusicGroup

You Don't Get To See Me When I'm Grieving
type: MusicAlbum
date published: 2025-06-12

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-04T09:00:54+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x95ea16ac56c6343c57d33bb3d308633942c640d664bb764f34a436c2b978550b

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956639

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956639

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEZC62580938

OTSTimestamp
type: PropertyValue
value: 2026-07-04T11:19:20Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95ea16ac56c6343c57d33bb3d308633942c640d664bb764f34a436c2b978550b. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/DEZC62580938.
date published: 2026-07-04T11:19:20Z

Coming Up For Air
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 119.979
additional property: Musical Key
  type: PropertyValue
  value: 6
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.49
additional property: Energy
  type: PropertyValue
  value: 0.855
additional property: Speechiness
  type: PropertyValue
  value: 0.167
additional property: Acousticness
  type: PropertyValue
  value: 0.027
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.064
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.552
additional property: Loudness (dB)
  type: PropertyValue
  value: -4.214
additional property: Key Name
  type: PropertyValue
  value: F#
additional property: Mode Name
  type: PropertyValue
  value: Major