AirHeart
type: MusicGroup
description: Airheart is an action game designed and programmed by Dan Gorlin for the Apple II and published by Broderbund in 1986. It requires a 128K Apple IIe (or later) to run, as it uses the 16-color double hi
popularity: 3
followers: 106
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13ad8afb7b99ec6d8ab02cb318ad5b4088531f408dce3e46810261d116d89fed
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/66cccd2a-5056-4f7b-8752-4b43a55dd1e1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/66cccd2a-5056-4f7b-8752-4b43a55dd1e1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/66cccd2a-5056-4f7b-8752-4b43a55dd1e1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
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 0x13ad8afb7b99ec6d8ab02cb318ad5b4088531f408dce3e46810261d116d89fed. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/66cccd2a-5056-4f7b-8752-4b43a55dd1e1.json and https://artists.proofprofile.net/proofs/artist/66cccd2a-5056-4f7b-8752-4b43a55dd1e1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: My Final Breath
  type: MusicAlbum
  date published: 2024-12-22
album: Caught in a Whirlwind
  type: MusicAlbum
  date published: 2024-12-22
album: Drowning in the Echo
  type: MusicAlbum
  date published: 2024-12-22
album: Elon's Sky
  type: MusicAlbum
  date published: 2024-12-22
album: The Whistling Night
  type: MusicAlbum
  date published: 2024-12-22
album: Catch the Horizon
  type: MusicAlbum
  date published: 2024-12-22
album: Lost in a Maze
  type: MusicAlbum
  date published: 2024-12-22
album: Temptation's Heat
  type: MusicAlbum
  date published: 2024-12-22
album: Casino Dealer Blues
  type: MusicAlbum
  date published: 2024-12-27
album: We're a Bit Off Track
  type: MusicAlbum
  date published: 2025-01-06
album: What's Somebody Like You
  type: MusicAlbum
  date published: 2025-01-09
  track: What's Somebody Like You
    type: MusicRecording
    duration: PT3M38S
    duration ms: 218479
    explicit: false
    by artist: AirHeart
    in album: What's Somebody Like You
      type: MusicAlbum
      date published: 2025-01-09
    isrc code: QZFZ22524218
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-07-06T03:39:07+00:00
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      type: PropertyValue
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    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956891
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22524218
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T07:16:32Z
    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 0xa2c2d1d2f28a883dee52d37ac120262bffa377de0149b9276c94e9a1073e0a54. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/QZFZ22524218.
      date published: 2026-07-06T07:16:32Z
    audio: What's Somebody Like You
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 167.932
      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: 0.591
      additional property: Energy
        type: PropertyValue
        value: 0.415
      additional property: Speechiness
        type: PropertyValue
        value: 0.039
      additional property: Acousticness
        type: PropertyValue
        value: 0.047
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.112
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.096
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.906
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Can't Come Back
  type: MusicAlbum
  date published: 2025-01-24
album: Into the Unknown
  type: MusicAlbum
  date published: 2025-02-10
album: Forever in Your Heart
  type: MusicAlbum
  date published: 2025-02-10
album: Turn in for the Night
  type: MusicAlbum
  date published: 2025-02-17
album: Turn in for the Night
  type: MusicAlbum
  date published: 2025-02-17
album: Whoop Whoop
  type: MusicAlbum
  date published: 2025-02-17
album: But it Wasn't
  type: MusicAlbum
  date published: 2025-02-21
album: Oh! Yoga Pants
  type: MusicAlbum
  date published: 2025-02-28
album: Why Can't You See Me
  type: MusicAlbum
  date published: 2025-02-28
album: Gotta Give a Little
  type: MusicAlbum
  date published: 2025-02-28
album: In My Ear
  type: MusicAlbum
  date published: 2025-03-21
  track: In My Ear
    type: MusicRecording
    duration: PT2M7S
    duration ms: 127999
    explicit: false
    by artist: AirHeart
    in album: In My Ear
      type: MusicAlbum
      date published: 2025-03-21
    isrc code: QZHNC2506618
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
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      value: 2026-07-03T08:45:05+00:00
    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: In My Ear
album: Head up High
album: Somebody Like You
album: About to Crack
album: A Cloudy Day
album: I Just Can't Breathe
album: Fading in the Rain
album: The Hardest Things

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x24268eeff05e7243c843f62637601320316180d5ed89c2612ea4dc5e252393b6

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956476

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956476

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHNC2506618

OTSTimestamp
type: PropertyValue
value: 2026-07-03T09:04:44Z

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 0x24268eeff05e7243c843f62637601320316180d5ed89c2612ea4dc5e252393b6. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/QZHNC2506618.
date published: 2026-07-03T09:04:44Z

In My Ear
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 144.002
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.743
additional property: Energy
  type: PropertyValue
  value: 0.553
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.003
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.296
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.694
additional property: Loudness (dB)
  type: PropertyValue
  value: -12.002
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Minor

Head up High
type: MusicAlbum
date published: 2025-04-25

In My Ear
type: MusicAlbum
date published: 2025-04-25
track: In My Ear
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127999
  explicit: false
  by artist: AirHeart
  in album: In My Ear
    type: MusicAlbum
    date published: 2025-04-25
  isrc code: QZHNC2506618
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T08:45:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x24268eeff05e7243c843f62637601320316180d5ed89c2612ea4dc5e252393b6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956776
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956776
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHNC2506618
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:59:37Z
  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 0x24268eeff05e7243c843f62637601320316180d5ed89c2612ea4dc5e252393b6. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/QZHNC2506618.
    date published: 2026-07-05T10:59:37Z
  audio: In My Ear
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 144.002
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.743
    additional property: Energy
      type: PropertyValue
      value: 0.553
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.296
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.694
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.002
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Somebody Like You
type: MusicAlbum
date published: 2025-05-02

About to Crack
type: MusicAlbum
date published: 2025-05-09

A Cloudy Day
type: MusicAlbum
date published: 2025-06-06

I Just Can't Breathe
type: MusicAlbum
date published: 2025-08-22

Fading in the Rain
type: MusicAlbum
date published: 2025-08-29

The Hardest Things
type: MusicAlbum
date published: 2025-09-05