Metric System 1981
type: MusicGroup
genre: ambient
genre: space music
popularity: 39
followers: 10916
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xea8f8a88b80abd69a8793dbc6e0bd390263ad86165131b11c37f18a46d89bd04
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/99598dac-e6db-4d0a-b8f9-5a4f2f022994.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/99598dac-e6db-4d0a-b8f9-5a4f2f022994.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/99598dac-e6db-4d0a-b8f9-5a4f2f022994
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xea8f8a88b80abd69a8793dbc6e0bd390263ad86165131b11c37f18a46d89bd04","name":"Metric System 1981","registered_at":"2026-06-12T05:20:44Z","symbol":"NIM0198894","token_address":"0x87e97530fe9f892cad6eb943e6974cf5c5999124","type":"artist","uuid":"99598dac-e6db-4d0a-b8f9-5a4f2f022994"}
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 → block must exist at that height 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 0xea8f8a88b80abd69a8793dbc6e0bd390263ad86165131b11c37f18a46d89bd04. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/99598dac-e6db-4d0a-b8f9-5a4f2f022994.json and https://artists.proofprofile.net/proofs/artist/99598dac-e6db-4d0a-b8f9-5a4f2f022994.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0xea8f8a88b80abd69a8793dbc6e0bd390263ad86165131b11c37f18a46d89bd04","name":"Metric System 1981","registered_at":"2026-06-12T05:20:44Z","symbol":"NIM0198894","token_address":"0x87e97530fe9f892cad6eb943e6974cf5c5999124","type":"artist","uuid":"99598dac-e6db-4d0a-b8f9-5a4f2f022994"}
album: 2020 Sessions
  type: MusicAlbum
  date published: 2022-04-27
  track: Sky #20220224p
    type: MusicRecording
    duration: PT10M14S
    duration ms: 614222
    explicit: false
    by artist: Metric System 1981
    in album: 2020 Sessions
      type: MusicAlbum
      date published: 2022-04-27
  track: Waves #20220208s
    type: MusicRecording
    duration: PT11M44S
    duration ms: 704371
    explicit: false
    by artist: Metric System 1981
    in album: 2020 Sessions
      type: MusicAlbum
      date published: 2022-04-27
  track: Forrest #20120421d
    type: MusicRecording
    duration: PT10M45S
    duration ms: 645569
    explicit: false
    by artist: Metric System 1981
    in album: 2020 Sessions
      type: MusicAlbum
      date published: 2022-04-27
  track: Clearing #20180521g
    type: MusicRecording
    duration: PT7M46S
    duration ms: 466317
    explicit: false
    by artist: Metric System 1981
    in album: 2020 Sessions
      type: MusicAlbum
      date published: 2022-04-27
album: Sky #20220224P (Single Edit)
  type: MusicAlbum
  date published: 2022-05-16
  track: Sky #20220224P - Single Edit
    type: MusicRecording
    duration: PT3M55S
    duration ms: 235013
    explicit: false
    by artist: Metric System 1981
    in album: Sky #20220224P (Single Edit)
      type: MusicAlbum
      date published: 2022-05-16
album: Waves #20220208s (Radio Edit)
  type: MusicAlbum
  date published: 2022-05-17
  track: Waves #20220208s - Radio Edit
    type: MusicRecording
    duration: PT3M39S
    duration ms: 219259
    explicit: false
    by artist: Metric System 1981
    in album: Waves #20220208s (Radio Edit)
      type: MusicAlbum
      date published: 2022-05-17
album: Forrest #20120421d
  type: MusicAlbum
  date published: 2022-06-15
  track: Forrest #20120421d - Single Edit
    type: MusicRecording
    duration: PT3M36S
    duration ms: 216333
    explicit: false
    by artist: Metric System 1981
    in album: Forrest #20120421d
      type: MusicAlbum
      date published: 2022-06-15
album: Clearing
  type: MusicAlbum
  date published: 2022-07-25
  track: Clearing #20180521g - Radio Edit
    type: MusicRecording
    duration: PT3M51S
    duration ms: 231041
    explicit: false
    by artist: Metric System 1981
    in album: Clearing
      type: MusicAlbum
      date published: 2022-07-25
  track: Silver Lining - Radio Edit
    type: MusicRecording
    duration: PT3M50S
    duration ms: 230625
    explicit: false
    by artist: Metric System 1981
    in album: Clearing
      type: MusicAlbum
      date published: 2022-07-25
  track: Air, Pt. 2 - Radio Edit
    type: MusicRecording
    duration: PT3M10S
    duration ms: 190806
    explicit: false
    by artist: Metric System 1981
    in album: Clearing
      type: MusicAlbum
      date published: 2022-07-25
  track: Vitamin C - Radio Edit
    type: MusicRecording
    duration: PT3M26S
    duration ms: 206420
    explicit: false
    by artist: Metric System 1981
    in album: Clearing
      type: MusicAlbum
      date published: 2022-07-25
  track: Waves, Pt. 2 - Radio Edit
    type: MusicRecording
    duration: PT3M39S
    duration ms: 219718
    explicit: false
    by artist: Metric System 1981
    in album: Clearing
      type: MusicAlbum
      date published: 2022-07-25
  track: Clearing, Pt. 2 - Radio Edit
    type: MusicRecording
    duration: PT3M54S
    duration ms: 234802
    explicit: false
    by artist: Metric System 1981
    in album: Clearing
      type: MusicAlbum
      date published: 2022-07-25
album: Spirits of the Forest
  type: MusicAlbum
  date published: 2022-10-10
  track: Forest - Deer Mix
    type: MusicRecording
    duration: PT5M44S
    duration ms: 344865
    explicit: false
    by artist: Metric System 1981
    in album: Spirits of the Forest
      type: MusicAlbum
      date published: 2022-10-10
  track: Clearing - Moonlight Mix
    type: MusicRecording
    duration: PT13M1S
    duration ms: 781951
    explicit: false
    by artist: Metric System 1981
    in album: Spirits of the Forest
      type: MusicAlbum
      date published: 2022-10-10
  track: Forest - Sunrise Mix
    type: MusicRecording
    duration: PT7M10S
    duration ms: 430490
    explicit: false
    by artist: Metric System 1981
    in album: Spirits of the Forest
      type: MusicAlbum
      date published: 2022-10-10
  track: Clearing - Hidden Mix
  track: Forest - Winter Mix
album: Ascending, Spiral
album: Shimmer
album: Moonlight
album: Heaven and Sea
album: Gentle Wind
album: Currents
album: Heights
album: Awakening, Creation
album: Moon
album: Colors (Colors Version)
album: Star
album: Sun
album: Waves, Maui
album: Comet
album: Southern Cross
album: Horizons
album: Sea of Clouds
album: Stillness
album: Ascending / Decending
album: Evening Skies
album: Summit (Revisor451 Remix)
album: Hyakutake (Fumana Remix)
album: Sudden Light
album: Teatro Paradiso (Revisor451 Remix)
album: Floating, along, away
album: Summer Stars
album: Silver Lining (Fumana Remix)
album: Down To The Sea (Kilometre Club Rework)
album: Sea of Japan
album: Down To The Sea
album: Kursohio
album: Moonrise (Le Code Remix)
album: Earthrise
album: A Quiet Place
album: By the Sea
album: Close To
album: Float
album: Peaceful Waters
album: Homecoming
album: Somewhere
album: Diffusion
album: Echoes Of You
album: The Sky Never Speaks
track: Crescent Moon
track: Indecision
track: Lightness
track: Sudden Light
track: Morning Glory
track: Evening Grace
track: Morning Glory - Nature Version
track: Evening Grace - Nature Version
track: Archipelago
track: Archipelago - Nature Version
track: Sea of Japan
track: Sea of Tranquility - Nature Version
track: Below The Ocean
track: Kepler-62e

Clearing - Hidden Mix
type: MusicRecording
duration: PT1M1S
duration ms: 61742
explicit: false
by artist: Metric System 1981
in album: Spirits of the Forest
  type: MusicAlbum
  date published: 2022-10-10

Forest - Winter Mix
type: MusicRecording
duration: PT7M34S
duration ms: 454379
explicit: false
by artist: Metric System 1981
in album: Spirits of the Forest
  type: MusicAlbum
  date published: 2022-10-10

Ascending, Spiral
type: MusicAlbum
date published: 2022-11-13
track: Ascending, Spiral
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248187
  explicit: false
  by artist: Metric System 1981
  in album: Ascending, Spiral
    type: MusicAlbum
    date published: 2022-11-13
track: Ascending, Quiet
  type: MusicRecording
  duration: PT9M45S
  duration ms: 585522
  explicit: false
  by artist: Metric System 1981
  in album: Ascending, Spiral
    type: MusicAlbum
    date published: 2022-11-13

Shimmer
type: MusicAlbum
date published: 2022-12-02
track: Shimmer
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213385
  explicit: false
  by artist: Metric System 1981
  in album: Shimmer
    type: MusicAlbum
    date published: 2022-12-02
track: Glimmer, Softly
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281031
  explicit: false
  by artist: Metric System 1981
  in album: Shimmer
    type: MusicAlbum
    date published: 2022-12-02

Moonlight
type: MusicAlbum
date published: 2022-12-09
track: Forest, Returning
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55179
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Arctic Wolf
  type: MusicRecording
  duration: PT1M55S
  duration ms: 115655
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Twilight
  type: MusicRecording
  duration: PT0M38S
  duration ms: 38540
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Owl
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247178
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Firefly
  type: MusicRecording
  duration: PT0M35S
  duration ms: 35360
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Dawn
  type: MusicRecording
  duration: PT0M32S
  duration ms: 32028
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Squirrel
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212049
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Forrest, Dusk
  type: MusicRecording
  duration: PT1M47S
  duration ms: 107680
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Vole
  type: MusicRecording
  duration: PT1M47S
  duration ms: 107000
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Moths
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197063
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Spirits, Lemur
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122114
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Moonlight
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254106
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09
track: Shadow
  type: MusicRecording
  duration: PT0M31S
  duration ms: 31996
  explicit: false
  by artist: Metric System 1981
  in album: Moonlight
    type: MusicAlbum
    date published: 2022-12-09

Heaven and Sea
type: MusicAlbum
date published: 2022-12-10
track: Shimmer
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213385
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10
track: Ascending, Spiral
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248187
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10
track: Heights
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196225
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10
track: Storm, Premonition
  type: MusicRecording
  duration: PT2M39S
  duration ms: 159376
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10
track: Gentle Wind
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188713
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10
track: Glimmer, Pure
  type: MusicRecording
  duration: PT6M52S
  duration ms: 412417
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10
track: Western Sky
  type: MusicRecording
  duration: PT5M58S
  duration ms: 358516
  explicit: false
  by artist: Metric System 1981
  in album: Heaven and Sea
    type: MusicAlbum
    date published: 2022-12-10

Gentle Wind
type: MusicAlbum
date published: 2023-02-03
track: Gentle Wind
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189001
  explicit: false
  by artist: Metric System 1981
  in album: Gentle Wind
    type: MusicAlbum
    date published: 2023-02-03
track: Ocean, a Poem
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205903
  explicit: false
  by artist: Metric System 1981
  in album: Gentle Wind
    type: MusicAlbum
    date published: 2023-02-03
track: Gentle Wind, Whirl
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245277
  explicit: false
  by artist: Metric System 1981
  in album: Gentle Wind
    type: MusicAlbum
    date published: 2023-02-03
track: Ocean, a Poem, Evening
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224914
  explicit: false
  by artist: Metric System 1981
  in album: Gentle Wind
    type: MusicAlbum
    date published: 2023-02-03

Currents
type: MusicAlbum
date published: 2023-03-11
track: Storm, Premonition
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158000
  explicit: false
  by artist: Metric System 1981
  in album: Currents
    type: MusicAlbum
    date published: 2023-03-11
track: Currents
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197616
  explicit: false
  by artist: Metric System 1981
  in album: Currents
    type: MusicAlbum
    date published: 2023-03-11
track: Above
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181360
  explicit: false
  by artist: Metric System 1981
  in album: Currents
    type: MusicAlbum
    date published: 2023-03-11
track: Below, Far
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222365
  explicit: false
  by artist: Metric System 1981
  in album: Currents
    type: MusicAlbum
    date published: 2023-03-11
track: Above, Far
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182107
  explicit: false
  by artist: Metric System 1981
  in album: Currents
    type: MusicAlbum
    date published: 2023-03-11
track: Below
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221002
  explicit: false
  by artist: Metric System 1981
  in album: Currents
    type: MusicAlbum
    date published: 2023-03-11

Heights
type: MusicAlbum
date published: 2023-04-15
track: Heights
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195118
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Bright Air
  type: MusicRecording
  duration: PT2M39S
  duration ms: 159098
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Yellow
  type: MusicRecording
  duration: PT2M33S
  duration ms: 153084
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Nostalgic
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158203
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Room
  type: MusicRecording
  duration: PT2M37S
  duration ms: 157018
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Dissolve
  type: MusicRecording
  duration: PT0M44S
  duration ms: 44601
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Room, Lost
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191211
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15
track: Nostalgic, Sea
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160019
  explicit: false
  by artist: Metric System 1981
  in album: Heights
    type: MusicAlbum
    date published: 2023-04-15

Awakening, Creation
type: MusicAlbum
date published: 2023-05-13
track: Creation
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240894
  explicit: false
  by artist: Metric System 1981
  in album: Awakening, Creation
    type: MusicAlbum
    date published: 2023-05-13
track: Awakening
  type: MusicRecording
  duration: PT67M34S
  duration ms: 4054472
  explicit: false
  by artist: Metric System 1981
  in album: Awakening, Creation
    type: MusicAlbum
    date published: 2023-05-13
track: Nebula
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174207
  explicit: false
  by artist: Metric System 1981
  in album: Awakening, Creation
    type: MusicAlbum
    date published: 2023-05-13
track: The Wind Walks
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180140
  explicit: false
  by artist: Metric System 1981
  in album: Awakening, Creation
    type: MusicAlbum
    date published: 2023-05-13
track: Creation, Darkness
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184983
  explicit: false
  by artist: Metric System 1981
  in album: Awakening, Creation
    type: MusicAlbum
    date published: 2023-05-13

Moon
type: MusicAlbum
date published: 2023-06-15
track: Ocean, a Prophecy
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207248
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15
track: Silver Lining, Clouds
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233019
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15
track: Clearing, floating
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237617
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15
track: Ocean, a Dream
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207707
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15
track: Silver Lining, Moon
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237710
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15
track: Clearing, Stars
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232107
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15
track: Ocean, so far
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211342
  explicit: false
  by artist: Metric System 1981
  in album: Moon
    type: MusicAlbum
    date published: 2023-06-15

Colors (Colors Version)
type: MusicAlbum
date published: 2023-06-30
track: Waves - Colors Version
  type: MusicRecording
  duration: PT0M40S
  duration ms: 40106
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Swans - Colors Version
  type: MusicRecording
  duration: PT0M52S
  duration ms: 52345
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Ascending, infinite - Colors Version
  type: MusicRecording
  duration: PT1M1S
  duration ms: 61700
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Creation - Colors Version
  type: MusicRecording
  duration: PT0M47S
  duration ms: 47176
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Silver Lining - Colors Version
  type: MusicRecording
  duration: PT0M52S
  duration ms: 52651
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Clearing - Colors Version
  type: MusicRecording
  duration: PT0M48S
  duration ms: 48073
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Glimmer - Colors Version
  type: MusicRecording
  duration: PT0M57S
  duration ms: 57431
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Forest - Colors Version
  type: MusicRecording
  duration: PT0M39S
  duration ms: 39424
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Air, thin - Colors Version
  type: MusicRecording
  duration: PT0M45S
  duration ms: 45390
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Waves, Jeffreys Bay - Colors Version
  type: MusicRecording
  duration: PT0M48S
  duration ms: 48584
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Western Sky - Colors Version
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55369
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Silver Lining, vague - Colors Version
  type: MusicRecording
  duration: PT0M49S
  duration ms: 49132
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Vitamin C - Colors Version
  type: MusicRecording
  duration: PT0M49S
  duration ms: 49430
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Glimmer, more - Colors Version
  type: MusicRecording
  duration: PT0M48S
  duration ms: 48213
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Sky - Colors Version
  type: MusicRecording
  duration: PT0M43S
  duration ms: 43119
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Waves, Echo Beach - Colors Version
  type: MusicRecording
  duration: PT0M56S
  duration ms: 56087
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30
track: Waves, more - Colors Version
  type: MusicRecording
  duration: PT0M55S
  duration ms: 55632
  explicit: false
  by artist: Metric System 1981
  in album: Colors (Colors Version)
    type: MusicAlbum
    date published: 2023-06-30

Star
type: MusicAlbum
date published: 2023-07-29
track: Dark Star
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237583
  explicit: false
  by artist: Metric System 1981
  in album: Star
    type: MusicAlbum
    date published: 2023-07-29
track: Nebula, close
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181354
  explicit: false
  by artist: Metric System 1981
  in album: Star
    type: MusicAlbum
    date published: 2023-07-29
  isrc code: QZNWS2313255
track: Dark Star, far
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189076
  explicit: false
  by artist: Metric System 1981
  in album: Star
    type: MusicAlbum
    date published: 2023-07-29

Sun
type: MusicAlbum
date published: 2023-09-08
track: Swirl
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186067
  explicit: false
  by artist: Metric System 1981
  in album: Sun
    type: MusicAlbum
    date published: 2023-09-08
track: Bright Air, far
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168366
  explicit: false
  by artist: Metric System 1981
  in album: Sun
    type: MusicAlbum
    date published: 2023-09-08
track: The Wind Walks, close
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161393
  explicit: false
  by artist: Metric System 1981
  in album: Sun
    type: MusicAlbum
    date published: 2023-09-08
track: The Room, far
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169354
  explicit: false
  by artist: Metric System 1981
  in album: Sun
    type: MusicAlbum
    date published: 2023-09-08
track: Yellow, close
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161721
  explicit: false
  by artist: Metric System 1981
  in album: Sun
    type: MusicAlbum
    date published: 2023-09-08

Waves, Maui
type: MusicAlbum
date published: 2023-10-09
track: Waves, Nazaré
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287257
  explicit: false
  by artist: Metric System 1981
  in album: Waves, Maui
    type: MusicAlbum
    date published: 2023-10-09
track: Waves, Maui
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164603
  explicit: false
  by artist: Metric System 1981
  in album: Waves, Maui
    type: MusicAlbum
    date published: 2023-10-09
track: Calm
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177588
  explicit: false
  by artist: Metric System 1981
  in album: Waves, Maui
    type: MusicAlbum
    date published: 2023-10-09
track: Waves, Cloud Nine
  type: MusicRecording
  duration: PT34M21S
  duration ms: 2061205
  explicit: false
  by artist: Metric System 1981
  in album: Waves, Maui
    type: MusicAlbum
    date published: 2023-10-09
track: Calm, returning
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176242
  explicit: false
  by artist: Metric System 1981
  in album: Waves, Maui
    type: MusicAlbum
    date published: 2023-10-09
track: Just Waves
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176242
  explicit: false
  by artist: Metric System 1981
  in album: Waves, Maui
    type: MusicAlbum
    date published: 2023-10-09

Comet
type: MusicAlbum
date published: 2023-11-02
track: Hyakutake
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164968
  explicit: false
  by artist: Metric System 1981
  in album: Comet
    type: MusicAlbum
    date published: 2023-11-02
track: Nightfall
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120148
  explicit: false
  by artist: Metric System 1981
  in album: Comet
    type: MusicAlbum
    date published: 2023-11-02
track: Toi-1452b
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173419
  explicit: false
  by artist: Metric System 1981
  in album: Comet
    type: MusicAlbum
    date published: 2023-11-02
track: Nightfall, far
  type: MusicRecording
  duration: PT2M10S
  duration ms: 130322
  explicit: false
  by artist: Metric System 1981
  in album: Comet
    type: MusicAlbum
    date published: 2023-11-02
track: Kepler-62e
  type: MusicRecording
  duration: PT1M43S
  duration ms: 103381
  explicit: false
  by artist: Metric System 1981
  in album: Comet
    type: MusicAlbum
    date published: 2023-11-02

Southern Cross
type: MusicAlbum
date published: 2023-11-27
track: Southern Cross
  type: MusicRecording
  duration: PT2M42S
  duration ms: 162783
  explicit: false
  by artist: Metric System 1981
  in album: Southern Cross
    type: MusicAlbum
    date published: 2023-11-27
track: Below The Ocean
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236220
  explicit: false
  by artist: Metric System 1981
  in album: Southern Cross
    type: MusicAlbum
    date published: 2023-11-27
  isrc code: QZTBE2329786
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T18:34:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956738
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956738
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1HLx8cVMIzCuzicMSCTBax.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1HLx8cVMIzCuzicMSCTBax
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T04:47:21Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b","isrc":"QZTBE2329786","name":"Below The Ocean","registered_at":"2026-06-08T18:34:08Z","spotify_id":"1HLx8cVMIzCuzicMSCTBax","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1HLx8cVMIzCuzicMSCTBax.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1HLx8cVMIzCuzicMSCTBax.
    date published: 2026-07-05T04:47:21Z
    text: {"copyright_id":"0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b","isrc":"QZTBE2329786","name":"Below The Ocean","registered_at":"2026-06-08T18:34:08Z","spotify_id":"1HLx8cVMIzCuzicMSCTBax","type":"track"}
track: Southern Cross, Far
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180868
  explicit: false
  by artist: Metric System 1981
  in album: Southern Cross
    type: MusicAlbum
    date published: 2023-11-27

Horizons
type: MusicAlbum
date published: 2023-12-21
track: Horizons
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190017
  explicit: false
  by artist: Metric System 1981
  in album: Horizons
    type: MusicAlbum
    date published: 2023-12-21
track: A Given Journey
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255527
  explicit: false
  by artist: Metric System 1981
  in album: Horizons
    type: MusicAlbum
    date published: 2023-12-21
track: Horizons, Far
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177847
  explicit: false
  by artist: Metric System 1981
  in album: Horizons
    type: MusicAlbum
    date published: 2023-12-21

Sea of Clouds
type: MusicAlbum
date published: 2024-01-18
track: Sea of Tranquility
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180334
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Clouds
    type: MusicAlbum
    date published: 2024-01-18
track: Lunar
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174132
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Clouds
    type: MusicAlbum
    date published: 2024-01-18
track: Mare Nubium
  type: MusicRecording
  duration: PT1M53S
  duration ms: 113063
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Clouds
    type: MusicAlbum
    date published: 2024-01-18
track: New Moon
  type: MusicRecording
  duration: PT2M13S
  duration ms: 133865
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Clouds
    type: MusicAlbum
    date published: 2024-01-18
track: MK1 Anton
  type: MusicRecording
  duration: PT1M55S
  duration ms: 115497
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Clouds
    type: MusicAlbum
    date published: 2024-01-18
track: Lunar - Full Version
  type: MusicRecording
  duration: PT6M13S
  duration ms: 373425
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Clouds
    type: MusicAlbum
    date published: 2024-01-18

Stillness
type: MusicAlbum
date published: 2024-02-14
track: Stillness
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174637
  explicit: false
  by artist: Metric System 1981
  in album: Stillness
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: QZFZ42489084
track: Meander
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191865
  explicit: false
  by artist: Metric System 1981
  in album: Stillness
    type: MusicAlbum
    date published: 2024-02-14
track: Summit
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165450
  explicit: false
  by artist: Metric System 1981
  in album: Stillness
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: QZFZ42489086
track: Stillness, far
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122510
  explicit: false
  by artist: Metric System 1981
  in album: Stillness
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: QZFZ42489087
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T06:18:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957118
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/475kvNxEy1k8D7oKuK4tzp.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/475kvNxEy1k8D7oKuK4tzp
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74","isrc":"QZFZ42489087","name":"Stillness, far","registered_at":"2026-06-07T06:18:15Z","spotify_id":"475kvNxEy1k8D7oKuK4tzp","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/475kvNxEy1k8D7oKuK4tzp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/475kvNxEy1k8D7oKuK4tzp.
    date published: 2026-07-08T03:20:19Z
    text: {"copyright_id":"0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74","isrc":"QZFZ42489087","name":"Stillness, far","registered_at":"2026-06-07T06:18:15Z","spotify_id":"475kvNxEy1k8D7oKuK4tzp","type":"track"}
track: Summit, close
  type: MusicRecording
  duration: PT2M46S
  duration ms: 166287
  explicit: false
  by artist: Metric System 1981
  in album: Stillness
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: QZFZ42489088

Ascending / Decending
type: MusicAlbum
date published: 2024-03-11
track: Ascending - Sagano Rework
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191794
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11
track: Descending
  type: MusicRecording
  duration: PT1M39S
  duration ms: 99346
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11
track: Teatro Paradiso
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149078
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11
track: Ascending, far
  type: MusicRecording
  duration: PT1M53S
  duration ms: 113929
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11
track: Paradiso
  type: MusicRecording
  duration: PT2M36S
  duration ms: 156169
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11
  isrc code: QZES52407186
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T23:11:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52a5c6ade2f6fbeadef5137cb00d0cdb8099c9aafbe1754c0e5ce8fb96bd95ff
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7KklppY8JeWQzBomC8lrZ3.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7KklppY8JeWQzBomC8lrZ3
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x52a5c6ade2f6fbeadef5137cb00d0cdb8099c9aafbe1754c0e5ce8fb96bd95ff. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7KklppY8JeWQzBomC8lrZ3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7KklppY8JeWQzBomC8lrZ3.
    date published: 2026-07-02T05:09:12Z
track: Changes
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120514
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11
  isrc code: QZES52407187
track: The Final Curtain
  type: MusicRecording
  duration: PT0M52S
  duration ms: 52965
  explicit: false
  by artist: Metric System 1981
  in album: Ascending / Decending
    type: MusicAlbum
    date published: 2024-03-11

Evening Skies
type: MusicAlbum
date published: 2024-04-04
track: Evening Skies
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187676
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04
track: Twilight
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151735
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04
track: Afterglow
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171110
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04
track: Nebula, far
  type: MusicRecording
  duration: PT2M19S
  duration ms: 139726
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04
track: Evening Skies, far
  type: MusicRecording
  duration: PT2M5S
  duration ms: 125294
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04
track: Twilight, far
  type: MusicRecording
  duration: PT1M52S
  duration ms: 112557
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04
track: Afterglow, far
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114211
  explicit: false
  by artist: Metric System 1981
  in album: Evening Skies
    type: MusicAlbum
    date published: 2024-04-04

Summit (Revisor451 Remix)
type: MusicAlbum
date published: 2024-04-11
track: Summit - Revisor451 Remix
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175672
  explicit: false
  by artist: Metric System 1981
  in album: Summit (Revisor451 Remix)
    type: MusicAlbum
    date published: 2024-04-11

Hyakutake (Fumana Remix)
type: MusicAlbum
date published: 2024-04-18
track: Hyakutake - Fumana Remix
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165243
  explicit: false
  by artist: Metric System 1981
  in album: Hyakutake (Fumana Remix)
    type: MusicAlbum
    date published: 2024-04-18

Sudden Light
type: MusicAlbum
date published: 2024-05-10
track: Sudden Light
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182568
  explicit: false
  by artist: Metric System 1981
  in album: Sudden Light
    type: MusicAlbum
    date published: 2024-05-10

Teatro Paradiso (Revisor451 Remix)
type: MusicAlbum
date published: 2024-05-23
track: Teatro Paradiso - Revisor451 Remix
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208499
  explicit: false
  by artist: Metric System 1981
  in album: Teatro Paradiso (Revisor451 Remix)
    type: MusicAlbum
    date published: 2024-05-23

Floating, along, away
type: MusicAlbum
date published: 2024-05-30
track: C-Beams
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149697
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
track: A Separate Reality
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160929
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
  isrc code: QZHN92465813
track: Floating, along
  type: MusicRecording
  duration: PT2M16S
  duration ms: 136440
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
  isrc code: QZHN92465814
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T13:13:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0991d3ae7aef6eeffb05c3ac379d940c3ca9c0b1932fc1aaff68f4900098fbfd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3OGsTCtBA1Xwgr05kzvCnu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3OGsTCtBA1Xwgr05kzvCnu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0991d3ae7aef6eeffb05c3ac379d940c3ca9c0b1932fc1aaff68f4900098fbfd","isrc":"QZHN92465814","name":"Floating, along","registered_at":"2026-06-19T13:13:18Z","spotify_id":"3OGsTCtBA1Xwgr05kzvCnu","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x0991d3ae7aef6eeffb05c3ac379d940c3ca9c0b1932fc1aaff68f4900098fbfd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3OGsTCtBA1Xwgr05kzvCnu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3OGsTCtBA1Xwgr05kzvCnu.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x0991d3ae7aef6eeffb05c3ac379d940c3ca9c0b1932fc1aaff68f4900098fbfd","isrc":"QZHN92465814","name":"Floating, along","registered_at":"2026-06-19T13:13:18Z","spotify_id":"3OGsTCtBA1Xwgr05kzvCnu","type":"track"}
track: The Seventh Gate - As you see Remix
  type: MusicRecording
  duration: PT1M50S
  duration ms: 110401
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
  isrc code: QZHN92465815
track: Floating, away
  type: MusicRecording
  duration: PT1M52S
  duration ms: 112966
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
  isrc code: QZHN92465816
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T18:46:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x77b48019b5dcc971a44da7bac5c1dbc3f322d1a5023790653456b5aa50ab5aba
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4LQW5oS3GahCsxoz5Pdm66.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4LQW5oS3GahCsxoz5Pdm66
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x77b48019b5dcc971a44da7bac5c1dbc3f322d1a5023790653456b5aa50ab5aba","isrc":"QZHN92465816","name":"Floating, away","registered_at":"2026-06-10T18:46:11Z","spotify_id":"4LQW5oS3GahCsxoz5Pdm66","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x77b48019b5dcc971a44da7bac5c1dbc3f322d1a5023790653456b5aa50ab5aba. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4LQW5oS3GahCsxoz5Pdm66.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4LQW5oS3GahCsxoz5Pdm66.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x77b48019b5dcc971a44da7bac5c1dbc3f322d1a5023790653456b5aa50ab5aba","isrc":"QZHN92465816","name":"Floating, away","registered_at":"2026-06-10T18:46:11Z","spotify_id":"4LQW5oS3GahCsxoz5Pdm66","type":"track"}
track: Release
  type: MusicRecording
  duration: PT1M59S
  duration ms: 119425
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
  isrc code: QZHN92465817
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T23:11:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4e28969dee2763efcfab765944b35c64abea8d246d71d7f0c41835daad0a8090
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6Coj2wvnsclQyLoEVROxVR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Coj2wvnsclQyLoEVROxVR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x4e28969dee2763efcfab765944b35c64abea8d246d71d7f0c41835daad0a8090. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Coj2wvnsclQyLoEVROxVR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Coj2wvnsclQyLoEVROxVR.
    date published: 2026-07-02T05:09:12Z
track: Tears In Rain
  type: MusicRecording
  duration: PT1M42S
  duration ms: 102333
  explicit: false
  by artist: Metric System 1981
  in album: Floating, along, away
    type: MusicAlbum
    date published: 2024-05-30
  isrc code: QZHN92465818

Summer Stars
type: MusicAlbum
date published: 2024-06-07
track: Summer Stars
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165798
  explicit: false
  by artist: Metric System 1981
  in album: Summer Stars
    type: MusicAlbum
    date published: 2024-06-07
track: Summer Stars - Nature Version
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171428
  explicit: false
  by artist: Metric System 1981
  in album: Summer Stars
    type: MusicAlbum
    date published: 2024-06-07

Silver Lining (Fumana Remix)
type: MusicAlbum
date published: 2024-06-20
track: Silver Lining - Fumana Remix
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233193
  explicit: false
  by artist: Metric System 1981
  in album: Silver Lining (Fumana Remix)
    type: MusicAlbum
    date published: 2024-06-20

Down To The Sea (Kilometre Club Rework)
type: MusicAlbum
date published: 2024-07-05
track: Down To The Sea - Kilometre Club Rework
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208499
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea (Kilometre Club Rework)
    type: MusicAlbum
    date published: 2024-07-05
track: Down To The Sea
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141511
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea (Kilometre Club Rework)
    type: MusicAlbum
    date published: 2024-07-05
  isrc code: QZTLA2455848
track: Down To The Sea - Kilometre Club Rework - Ocean Sounds Version
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215750
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea (Kilometre Club Rework)
    type: MusicAlbum
    date published: 2024-07-05

Sea of Japan
type: MusicAlbum
date published: 2024-07-26
track: Sea of Japan
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194000
  explicit: false
  by artist: Metric System 1981
  in album: Sea of Japan
    type: MusicAlbum
    date published: 2024-07-26

Down To The Sea
type: MusicAlbum
date published: 2024-07-26
track: Summer Stars
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165798
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea
    type: MusicAlbum
    date published: 2024-07-26
track: Down To The Sea
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141511
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea
    type: MusicAlbum
    date published: 2024-07-26
track: Sudden Light
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182568
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea
    type: MusicAlbum
    date published: 2024-07-26
track: Early Leaves
  type: MusicRecording
  duration: PT2M1S
  duration ms: 121570
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea
    type: MusicAlbum
    date published: 2024-07-26
track: To The Moon
  type: MusicRecording
  duration: PT1M30S
  duration ms: 90091
  explicit: false
  by artist: Metric System 1981
  in album: Down To The Sea
    type: MusicAlbum
    date published: 2024-07-26

Kursohio
type: MusicAlbum
date published: 2024-08-16
track: Close Waters - Solo Version
  type: MusicRecording
  duration: PT2M46S
  duration ms: 166285
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
track: Hidden Lake - Solo Version
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174000
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
track: Kursohio - Solo Version
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161626
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: UKZGC2404977
track: Oceania - Solo Version
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207119
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: UKZGC2404978
track: Close Waters
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142000
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
track: Hidden Lake
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149253
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
track: Kursohio
  type: MusicRecording
  duration: PT2M13S
  duration ms: 133836
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: UKZGC2404981
track: Oceania
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212513
  explicit: false
  by artist: Metric System 1981
  in album: Kursohio
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: UKZGC2404982

Moonrise (Le Code Remix)
type: MusicAlbum
date published: 2024-11-01
track: Moonrise - Le Code Remix
  type: MusicRecording
  duration: PT2M8S
  duration ms: 128500
  explicit: false
  by artist: Metric System 1981
  in album: Moonrise (Le Code Remix)
    type: MusicAlbum
    date published: 2024-11-01

Earthrise
type: MusicAlbum
date published: 2024-12-06
track: Earthrise
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146972
  explicit: false
  by artist: Metric System 1981
  in album: Earthrise
    type: MusicAlbum
    date published: 2024-12-06
  isrc code: US83Z2419832

A Quiet Place
type: MusicAlbum
date published: 2024-12-20
track: Appearance
  type: MusicRecording
  duration: PT5M29S
  duration ms: 329285
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20
track: Moonrise
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142442
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20
  isrc code: US83Z2419827
track: Leonov
  type: MusicRecording
  duration: PT2M3S
  duration ms: 123569
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20
track: Mojave
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270332
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20
  isrc code: US83Z2419829
track: Bright, Dark
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211960
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20
  isrc code: US83Z2419830
track: Space Walk
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255000
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20
  isrc code: US83Z2419831
track: Earthrise
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146972
  explicit: false
  by artist: Metric System 1981
  in album: A Quiet Place
    type: MusicAlbum
    date published: 2024-12-20

By the Sea
type: MusicAlbum
date published: 2025-01-09
track: Sea of Tranquility - Nature Version
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160000
  explicit: false
  by artist: Metric System 1981
  in album: By the Sea
    type: MusicAlbum
    date published: 2025-01-09
  isrc code: QZZ7W2471672
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T20:45:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5SnKq2UjI8MOeciTeWeTAs.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SnKq2UjI8MOeciTeWeTAs
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f","isrc":"QZZ7W2471672","name":"Sea of Tranquility - Nature Version","registered_at":"2026-06-17T20:45:44Z","spotify_id":"5SnKq2UjI8MOeciTeWeTAs","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SnKq2UjI8MOeciTeWeTAs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SnKq2UjI8MOeciTeWeTAs.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f","isrc":"QZZ7W2471672","name":"Sea of Tranquility - Nature Version","registered_at":"2026-06-17T20:45:44Z","spotify_id":"5SnKq2UjI8MOeciTeWeTAs","type":"track"}
track: Below The Ocean
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236220
  explicit: false
  by artist: Metric System 1981
  in album: By the Sea
    type: MusicAlbum
    date published: 2025-01-09
  isrc code: QZTBE2329786
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T18:34:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4yQShMdNx8JmVzhzIPMrx9.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yQShMdNx8JmVzhzIPMrx9
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b","isrc":"QZTBE2329786","name":"Below The Ocean","registered_at":"2026-06-08T18:34:08Z","spotify_id":"4yQShMdNx8JmVzhzIPMrx9","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4yQShMdNx8JmVzhzIPMrx9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yQShMdNx8JmVzhzIPMrx9.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b","isrc":"QZTBE2329786","name":"Below The Ocean","registered_at":"2026-06-08T18:34:08Z","spotify_id":"4yQShMdNx8JmVzhzIPMrx9","type":"track"}
track: Kepler-62e
  type: MusicRecording
  duration: PT1M43S
  duration ms: 103381
  explicit: false
  by artist: Metric System 1981
  in album: By the Sea
    type: MusicAlbum
    date published: 2025-01-09
  isrc code: QZTB72377741
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T15:08:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2d3095acecacff297792f095c7143e70315fa7c6493eb8091ee40e0028f34d42
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6A6CaOpwYovmkrgdNmD4ka.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6A6CaOpwYovmkrgdNmD4ka
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2d3095acecacff297792f095c7143e70315fa7c6493eb8091ee40e0028f34d42. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6A6CaOpwYovmkrgdNmD4ka.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6A6CaOpwYovmkrgdNmD4ka.
    date published: 2026-07-02T05:09:12Z
track: Stillness, far
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122510
  explicit: false
  by artist: Metric System 1981
  in album: By the Sea
    type: MusicAlbum
    date published: 2025-01-09
  isrc code: QZFZ42489087
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T06:18:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2LfDhIi3OgwQBLAPRsjTNr.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2LfDhIi3OgwQBLAPRsjTNr
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74","isrc":"QZFZ42489087","name":"Stillness, far","registered_at":"2026-06-07T06:18:15Z","spotify_id":"2LfDhIi3OgwQBLAPRsjTNr","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2LfDhIi3OgwQBLAPRsjTNr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2LfDhIi3OgwQBLAPRsjTNr.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74","isrc":"QZFZ42489087","name":"Stillness, far","registered_at":"2026-06-07T06:18:15Z","spotify_id":"2LfDhIi3OgwQBLAPRsjTNr","type":"track"}
track: Mare Nubium
  type: MusicRecording
  duration: PT1M53S
  duration ms: 113063
  explicit: false
  by artist: Metric System 1981
  in album: By the Sea
    type: MusicAlbum
    date published: 2025-01-09
  isrc code: QZWFQ2338451
track: The Seventh Gate - As you see Remix
track: Nightfall, far
track: New Moon

The Seventh Gate - As you see Remix
type: MusicRecording
duration: PT1M50S
duration ms: 110401
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZHN92465815

Nightfall, far
type: MusicRecording
duration: PT2M10S
duration ms: 130322
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZTB72377740

New Moon
type: MusicRecording
duration: PT2M13S
duration ms: 133865
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZWFQ2338452

Close To
type: MusicAlbum
date published: 2025-01-30
track: Close To
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238178
  explicit: false
  by artist: Metric System 1981
  in album: Close To
    type: MusicAlbum
    date published: 2025-01-30
track: Phosphenes
  type: MusicRecording
  duration: PT5M0S
  duration ms: 300575
  explicit: false
  by artist: Metric System 1981
  in album: Close To
    type: MusicAlbum
    date published: 2025-01-30
  isrc code: GBMJG2501366
track: So Close
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286146
  explicit: false
  by artist: Metric System 1981
  in album: Close To
    type: MusicAlbum
    date published: 2025-01-30

Float
type: MusicAlbum
date published: 2025-02-13
track: Float
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175039
  explicit: false
  by artist: Metric System 1981
  in album: Float
    type: MusicAlbum
    date published: 2025-02-13
track: Float - Nature Version
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164413
  explicit: false
  by artist: Metric System 1981
  in album: Float
    type: MusicAlbum
    date published: 2025-02-13

Peaceful Waters
type: MusicAlbum
date published: 2025-06-06
track: Peaceful Waters
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179250
  explicit: false
  by artist: Metric System 1981
  in album: Peaceful Waters
    type: MusicAlbum
    date published: 2025-06-06

Homecoming
type: MusicAlbum
date published: 2025-06-26
track: Utopia
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160632
  explicit: false
  by artist: Metric System 1981
  in album: Homecoming
    type: MusicAlbum
    date published: 2025-06-26
  isrc code: UKZGC2502018
track: Homecoming
  type: MusicRecording
  duration: PT2M19S
  duration ms: 139007
  explicit: false
  by artist: Metric System 1981
  in album: Homecoming
    type: MusicAlbum
    date published: 2025-06-26
  isrc code: UKZGC2502019
track: Utopia - Nature Version
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161716
  explicit: false
  by artist: Metric System 1981
  in album: Homecoming
    type: MusicAlbum
    date published: 2025-06-26
  isrc code: UKZGC2502020
track: Homecoming - Nature Version
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142081
  explicit: false
  by artist: Metric System 1981
  in album: Homecoming
    type: MusicAlbum
    date published: 2025-06-26
  isrc code: UKZGC2502021

Somewhere
type: MusicAlbum
date published: 2025-07-11
track: Along The Shoreline
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178674
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: A Day In The Forest
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182284
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: Nightwalking
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174836
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: Land's End
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229538
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: Along The Shoreline - Solo Version
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172529
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: A Day In The Forest - Solo Version
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186389
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: Nightwalking - Solo Version
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170191
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11
track: Land's End - Solo Version
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226856
  explicit: false
  by artist: Metric System 1981
  in album: Somewhere
    type: MusicAlbum
    date published: 2025-07-11

Diffusion
type: MusicAlbum
date published: 2025-07-25
track: Diffusion
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167040
  explicit: false
  by artist: Metric System 1981
  in album: Diffusion
    type: MusicAlbum
    date published: 2025-07-25

Echoes Of You
type: MusicAlbum
date published: 2025-08-22
track: Echoes Of You
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164799
  explicit: false
  by artist: Metric System 1981
  in album: Echoes Of You
    type: MusicAlbum
    date published: 2025-08-22

The Sky Never Speaks
type: MusicAlbum
date published: 2025-09-12
track: Almost There
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232257
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Track 2
  type: MusicRecording
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Echoes Of You
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164799
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Down To The Sea
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141511
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: At Sea
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190242
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Diffusion
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167040
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Almost There - Kilometre Club Rework
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240224
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Down To The Sea - Kilometre Club Rework
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208499
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: The Sky Never Speaks - Nature Version
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205727
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Almost There - Nature Version
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232119
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12
track: Down To The Sea - Kilometre Club Rework - Ocean Sounds Version
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215750
  explicit: false
  by artist: Metric System 1981
  in album: The Sky Never Speaks
    type: MusicAlbum
    date published: 2025-09-12

Crescent Moon
type: MusicRecording
duration: PT1M56S
duration ms: 116003
explicit: false
by artist: Little Loonie
by artist: Metric System 1981
in album: Crescent Moon
  type: MusicAlbum
  date published: 2024-03-21
isrc code: QZFZ72477016

Indecision
type: MusicRecording
duration: PT7M32S
duration ms: 452000
explicit: false
by artist: 58918012
by artist: Metric System 1981
in album: Distant Frequencies
  type: MusicAlbum
  date published: 2023-09-15

Lightness
type: MusicRecording
duration: PT10M13S
duration ms: 613766
explicit: false
by artist: Metric System 1981
in album: The Longest Time
  type: MusicAlbum
  date published: 2024-08-02

Sudden Light
type: MusicRecording
duration: PT3M2S
duration ms: 182568
explicit: false
by artist: Metric System 1981
in album: Imaginary North Transmission 008
  type: MusicAlbum
  date published: 2024-05-10

Morning Glory
type: MusicRecording
duration: PT3M17S
duration ms: 197667
explicit: false
by artist: Silvia Blaser
by artist: Metric System 1981
in album: Morning Glory / Evening Grace
  type: MusicAlbum
  date published: 2024-10-18
isrc code: QZTAY2435024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:50:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x29c79802849242259475144026364226c75233ca2145b34f2cbe7af74875b31a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5JK9ZfCxoeY1MPLhOTU1U2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5JK9ZfCxoeY1MPLhOTU1U2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x29c79802849242259475144026364226c75233ca2145b34f2cbe7af74875b31a","isrc":"QZTAY2435024","name":"Morning Glory","registered_at":"2026-06-20T04:50:53Z","spotify_id":"5JK9ZfCxoeY1MPLhOTU1U2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x29c79802849242259475144026364226c75233ca2145b34f2cbe7af74875b31a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5JK9ZfCxoeY1MPLhOTU1U2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5JK9ZfCxoeY1MPLhOTU1U2.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x29c79802849242259475144026364226c75233ca2145b34f2cbe7af74875b31a","isrc":"QZTAY2435024","name":"Morning Glory","registered_at":"2026-06-20T04:50:53Z","spotify_id":"5JK9ZfCxoeY1MPLhOTU1U2","type":"track"}

Evening Grace
type: MusicRecording
duration: PT3M47S
duration ms: 227339
explicit: false
by artist: Silvia Blaser
by artist: Metric System 1981
in album: Morning Glory / Evening Grace
  type: MusicAlbum
  date published: 2024-10-18
isrc code: QZTAY2435025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:05:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x06d69bea1ffc7ca9d2924c855445cfdaf16ef48d1619f22582e6328de8138df1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/77phfNSLdU8aaZbQ6Sn9uW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/77phfNSLdU8aaZbQ6Sn9uW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x06d69bea1ffc7ca9d2924c855445cfdaf16ef48d1619f22582e6328de8138df1","isrc":"QZTAY2435025","name":"Evening Grace","registered_at":"2026-06-09T07:05:55Z","spotify_id":"77phfNSLdU8aaZbQ6Sn9uW","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x06d69bea1ffc7ca9d2924c855445cfdaf16ef48d1619f22582e6328de8138df1. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/77phfNSLdU8aaZbQ6Sn9uW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/77phfNSLdU8aaZbQ6Sn9uW.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x06d69bea1ffc7ca9d2924c855445cfdaf16ef48d1619f22582e6328de8138df1","isrc":"QZTAY2435025","name":"Evening Grace","registered_at":"2026-06-09T07:05:55Z","spotify_id":"77phfNSLdU8aaZbQ6Sn9uW","type":"track"}

Morning Glory - Nature Version
type: MusicRecording
duration: PT3M33S
duration ms: 213411
explicit: false
by artist: Silvia Blaser
by artist: Metric System 1981
in album: Morning Glory / Evening Grace
  type: MusicAlbum
  date published: 2024-10-18
isrc code: QZTAY2435026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:28:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e91e459d7a84217727b50aa54833e15deae115c0f950f3ea729f8e3d7197014
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5Vcmfgn7iWDr8beNdd643j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Vcmfgn7iWDr8beNdd643j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8e91e459d7a84217727b50aa54833e15deae115c0f950f3ea729f8e3d7197014","isrc":"QZTAY2435026","name":"Morning Glory - Nature Version","registered_at":"2026-06-07T19:28:00Z","spotify_id":"5Vcmfgn7iWDr8beNdd643j","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x8e91e459d7a84217727b50aa54833e15deae115c0f950f3ea729f8e3d7197014. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Vcmfgn7iWDr8beNdd643j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Vcmfgn7iWDr8beNdd643j.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x8e91e459d7a84217727b50aa54833e15deae115c0f950f3ea729f8e3d7197014","isrc":"QZTAY2435026","name":"Morning Glory - Nature Version","registered_at":"2026-06-07T19:28:00Z","spotify_id":"5Vcmfgn7iWDr8beNdd643j","type":"track"}

Evening Grace - Nature Version
type: MusicRecording
duration: PT3M53S
duration ms: 233733
explicit: false
by artist: Silvia Blaser
by artist: Metric System 1981
in album: Morning Glory / Evening Grace
  type: MusicAlbum
  date published: 2024-10-18
isrc code: QZTAY2435027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:17:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ea01f0c709aefbaf44e590b10c4d11ecfbb8be6e9c0cfc22c140184e809c0b0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0P6TDXYG3IKbTX0VCjBiIJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0P6TDXYG3IKbTX0VCjBiIJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1ea01f0c709aefbaf44e590b10c4d11ecfbb8be6e9c0cfc22c140184e809c0b0","isrc":"QZTAY2435027","name":"Evening Grace - Nature Version","registered_at":"2026-06-09T07:17:43Z","spotify_id":"0P6TDXYG3IKbTX0VCjBiIJ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x1ea01f0c709aefbaf44e590b10c4d11ecfbb8be6e9c0cfc22c140184e809c0b0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0P6TDXYG3IKbTX0VCjBiIJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0P6TDXYG3IKbTX0VCjBiIJ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1ea01f0c709aefbaf44e590b10c4d11ecfbb8be6e9c0cfc22c140184e809c0b0","isrc":"QZTAY2435027","name":"Evening Grace - Nature Version","registered_at":"2026-06-09T07:17:43Z","spotify_id":"0P6TDXYG3IKbTX0VCjBiIJ","type":"track"}

Archipelago
type: MusicRecording
duration: PT2M44S
duration ms: 164993
explicit: false
by artist: Natureland
by artist: Metric System 1981
in album: Archipelago
  type: MusicAlbum
  date published: 2025-04-10
isrc code: UKZGC2502299

Archipelago - Nature Version
type: MusicRecording
duration: PT2M45S
duration ms: 165860
explicit: false
by artist: Natureland
by artist: Metric System 1981
in album: Archipelago
  type: MusicAlbum
  date published: 2025-04-10
isrc code: UKZGC2502300

Sea of Japan
type: MusicRecording
duration: PT3M14S
duration ms: 194000
explicit: false
by artist: Metric System 1981
in album: Dive In Chapter 7
  type: MusicAlbum
  date published: 2024-07-26
isrc code: UKZGC2405097

Sea of Tranquility - Nature Version
type: MusicRecording
duration: PT2M40S
duration ms: 160000
explicit: false
by artist: Metric System 1981
by artist: Pax Natura
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZZ7W2471672
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T20:45:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5SnKq2UjI8MOeciTeWeTAs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SnKq2UjI8MOeciTeWeTAs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f","isrc":"QZZ7W2471672","name":"Sea of Tranquility - Nature Version","registered_at":"2026-06-17T20:45:44Z","spotify_id":"5SnKq2UjI8MOeciTeWeTAs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5SnKq2UjI8MOeciTeWeTAs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SnKq2UjI8MOeciTeWeTAs.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x2411f5f3f6e13dd4456ef965b588598eba5245d1181b0d2a3d0d6407914fac9f","isrc":"QZZ7W2471672","name":"Sea of Tranquility - Nature Version","registered_at":"2026-06-17T20:45:44Z","spotify_id":"5SnKq2UjI8MOeciTeWeTAs","type":"track"}

Below The Ocean
type: MusicRecording
duration: PT3M56S
duration ms: 236220
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZTBE2329786
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T18:34:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4yQShMdNx8JmVzhzIPMrx9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yQShMdNx8JmVzhzIPMrx9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b","isrc":"QZTBE2329786","name":"Below The Ocean","registered_at":"2026-06-08T18:34:08Z","spotify_id":"4yQShMdNx8JmVzhzIPMrx9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4yQShMdNx8JmVzhzIPMrx9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yQShMdNx8JmVzhzIPMrx9.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x409f975807f5e5265f8e37080e2e1d3ef59f635e6a36d887f62630491d1f7a1b","isrc":"QZTBE2329786","name":"Below The Ocean","registered_at":"2026-06-08T18:34:08Z","spotify_id":"4yQShMdNx8JmVzhzIPMrx9","type":"track"}

Kepler-62e
type: MusicRecording
duration: PT1M43S
duration ms: 103381
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZTB72377741
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:08:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d3095acecacff297792f095c7143e70315fa7c6493eb8091ee40e0028f34d42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6A6CaOpwYovmkrgdNmD4ka.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6A6CaOpwYovmkrgdNmD4ka
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x2d3095acecacff297792f095c7143e70315fa7c6493eb8091ee40e0028f34d42. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6A6CaOpwYovmkrgdNmD4ka.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6A6CaOpwYovmkrgdNmD4ka.
  date published: 2026-07-02T05:09:12Z

Stillness, far
type: MusicRecording
duration: PT2M2S
duration ms: 122510
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZFZ42489087
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:18:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2LfDhIi3OgwQBLAPRsjTNr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2LfDhIi3OgwQBLAPRsjTNr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74","isrc":"QZFZ42489087","name":"Stillness, far","registered_at":"2026-06-07T06:18:15Z","spotify_id":"2LfDhIi3OgwQBLAPRsjTNr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. 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 0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2LfDhIi3OgwQBLAPRsjTNr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2LfDhIi3OgwQBLAPRsjTNr.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x62b8a28745a35207e8deb236da9cb496dd2d5a4ee86bc2c37909e1b689342c74","isrc":"QZFZ42489087","name":"Stillness, far","registered_at":"2026-06-07T06:18:15Z","spotify_id":"2LfDhIi3OgwQBLAPRsjTNr","type":"track"}

Mare Nubium
type: MusicRecording
duration: PT1M53S
duration ms: 113063
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZWFQ2338451

The Seventh Gate - As you see Remix
type: MusicRecording
duration: PT1M50S
duration ms: 110401
explicit: false
by artist: Metric System 1981
by artist: As you see
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZHN92465815

Nightfall, far
type: MusicRecording
duration: PT2M10S
duration ms: 130322
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZTB72377740

New Moon
type: MusicRecording
duration: PT2M13S
duration ms: 133865
explicit: false
by artist: Metric System 1981
in album: By the Sea
  type: MusicAlbum
  date published: 2025-01-09
isrc code: QZWFQ2338452

C-Beams
type: MusicRecording
duration: PT2M29S
duration ms: 149697
explicit: false
by artist: Metric System 1981
in album: Floating, along, away
  type: MusicAlbum
  date published: 2024-05-30