Piano Guys
type: MusicGroup
popularity: 13
followers: 17
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d7da1494f9557bb72ebdc9d8fd7c0c8452f6c4e2f0a6bffc69342cb53a48eca
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953618
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953618
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1d9294c3-dc9b-493b-bc3d-7a5da5ba7022.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1d9294c3-dc9b-493b-bc3d-7a5da5ba7022.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1d9294c3-dc9b-493b-bc3d-7a5da5ba7022
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T09:16:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2d7da1494f9557bb72ebdc9d8fd7c0c8452f6c4e2f0a6bffc69342cb53a48eca","name":"Piano Guys","registered_at":"2026-06-14T07:30:47Z","symbol":"NIM0382016","token_address":"0xb69347885737844f95430b922adb3cb8f7275159","type":"artist","uuid":"1d9294c3-dc9b-493b-bc3d-7a5da5ba7022"}
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 0x2d7da1494f9557bb72ebdc9d8fd7c0c8452f6c4e2f0a6bffc69342cb53a48eca. Chain 2 (Bitcoin): anchored in block 953618 (2026-06-14T09:16:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1d9294c3-dc9b-493b-bc3d-7a5da5ba7022.json and https://artists.proofprofile.net/proofs/artist/1d9294c3-dc9b-493b-bc3d-7a5da5ba7022.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T09:16:10Z
  text: {"copyright_id":"0x2d7da1494f9557bb72ebdc9d8fd7c0c8452f6c4e2f0a6bffc69342cb53a48eca","name":"Piano Guys","registered_at":"2026-06-14T07:30:47Z","symbol":"NIM0382016","token_address":"0xb69347885737844f95430b922adb3cb8f7275159","type":"artist","uuid":"1d9294c3-dc9b-493b-bc3d-7a5da5ba7022"}
album: Calming Piano Guys
  type: MusicAlbum
  date published: 2022-04-20
album: Piano Man
  type: MusicAlbum
  date published: 2022-09-12
album: Healing Piano
  type: MusicAlbum
  date published: 2023-11-20
album: Ambiance Piano Dreams
  type: MusicAlbum
  date published: 2023-11-27
album: Healing Piano
  type: MusicAlbum
  date published: 2024-12-30
  track: Walk Think
    type: MusicRecording
    duration: PT2M12S
    duration ms: 132629
    explicit: false
    by artist: Piano Guys
    in album: Healing Piano
      type: MusicAlbum
      date published: 2024-12-30
    isrc code: GBPS84040683
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T13:27:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0568ea95dad754f6a90de4ad37fa1f2f9fe134204770519c395457f76affe8b5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958749
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958749
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPS84040683
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T16:30:05Z
    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 0x0568ea95dad754f6a90de4ad37fa1f2f9fe134204770519c395457f76affe8b5. Chain 2 (Bitcoin): anchored in block 958749 (2026-07-19T16:30:05Z), 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/GBPS84040683.
      date published: 2026-07-19T16:30:05Z
    audio: Walk Think
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 77.176
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.659
      additional property: Energy
        type: PropertyValue
        value: 0.003
      additional property: Speechiness
        type: PropertyValue
        value: 0.069
      additional property: Acousticness
        type: PropertyValue
        value: 0.995
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.955
      additional property: Liveness
        type: PropertyValue
        value: 0.117
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.217
      additional property: Loudness (dB)
        type: PropertyValue
        value: -29.202
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Atmospheric Delights
    type: MusicRecording
    duration: PT2M29S
    duration ms: 149037
    explicit: false
    by artist: Piano Guys
    in album: Healing Piano
      type: MusicAlbum
      date published: 2024-12-30
    isrc code: GBPS84040663
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T09:21:16+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xafc201d3ad563478948910893a2776da6b5347ea4d11b757704096c53102a98c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958276
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958276
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPS84040663
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T12:23:05Z
    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 0xafc201d3ad563478948910893a2776da6b5347ea4d11b757704096c53102a98c. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T12:23:05Z), 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/GBPS84040663.
      date published: 2026-07-16T12:23:05Z
    audio: Atmospheric Delights
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 58.015
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.574
      additional property: Energy
        type: PropertyValue
        value: 0.003
      additional property: Speechiness
        type: PropertyValue
        value: 0.048
      additional property: Acousticness
        type: PropertyValue
        value: 0.995
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name

Instrumentalness
type: PropertyValue
value: 0.958

Liveness
type: PropertyValue
value: 0.098

Valence (Positivity)
type: PropertyValue
value: 0.41

Loudness (dB)
type: PropertyValue
value: -29.963

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Ambiance Piano Dreams
type: MusicAlbum
date published: 2025-01-13