Seasons for Change
type: MusicGroup
genre: melodic hardcore
popularity: 12
followers: 3799
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2554bbd2d3d68aad48808161143f666993db0db809ce5efeaac57f1d86357936. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/110fb67c-7dc3-4cbf-bb07-6ca1075c61d2.json and https://artists.proofprofile.net/proofs/artist/110fb67c-7dc3-4cbf-bb07-6ca1075c61d2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T07:39:50Z
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album: Timeless Collective
  type: MusicAlbum
  date published: 2016-11-11
album: Timeless Collective
  type: MusicAlbum
  date published: 2016-11-11
  track: Rain
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    by artist: Seasons for Change
    in album: Timeless Collective
      type: MusicAlbum
      date published: 2016-11-11
    genre: melodic hardcore
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T23:23:36Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eb752eeb57be447d90282040e81e493571a114890243e9664efb25eb035acd4. Chain 2 (Bitcoin): anchored in block 958322 (2026-07-16T23:23:36Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7NV1600105.
      date published: 2026-07-16T23:23:36Z
    audio: Rain
      type: AudioObject
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      additional property: Danceability
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      additional property: Speechiness
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      additional property: Liveness
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      additional property: Loudness (dB)
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  track: Sky
    type: MusicRecording
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    in album: Timeless Collective
      type: MusicAlbum
      date published: 2016-11-11
    genre: melodic hardcore
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      type: PropertyValue
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0b48bd6bf2fcfa9181c9d4acf45361699a56c3864fd0ba981c0940a920b71be. Chain 2 (Bitcoin): anchored in block 958461 (2026-07-17T23:18:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7NV1600106.
      date published: 2026-07-17T23:18:11Z
    audio: Sky
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
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        type: PropertyValue
        value: 1
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        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
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      additional property: Acousticness
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      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.116
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Anchor
album: Sign
album: In the Dark
album: In The Dark
album: Petals of Tomorrow
album: Cherry Blossom
album: Move On
album: Surrounded by Stars (feat. Lili Forest & OBSESS)
album: Nightmare (夢に潜む亡霊)

Valence (Positivity)
type: PropertyValue
value: 0.293

Loudness (dB)
type: PropertyValue
value: -3.728

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Anchor
type: MusicAlbum
date published: 2019-04-19

Anchor
type: MusicAlbum
date published: 2019-04-19

Anchor
type: MusicAlbum
date published: 2019-04-19

Anchor
type: MusicAlbum
date published: 2019-04-19

Sign
type: MusicAlbum
date published: 2019-05-10

Sign
type: MusicAlbum
date published: 2019-05-10

Sign
type: MusicAlbum
date published: 2019-05-10

Sign
type: MusicAlbum
date published: 2019-05-10

In the Dark
type: MusicAlbum
date published: 2019-06-07

In the Dark
type: MusicAlbum
date published: 2019-06-07

In The Dark
type: MusicAlbum
date published: 2019-06-07

Petals of Tomorrow
type: MusicAlbum
date published: 2019-06-21

Petals of Tomorrow
type: MusicAlbum
date published: 2019-06-21

Petals of Tomorrow
type: MusicAlbum
date published: 2019-06-21

Petals of Tomorrow
type: MusicAlbum
date published: 2019-06-21

Cherry Blossom
type: MusicAlbum
date published: 2023-01-01

Move On
type: MusicAlbum
date published: 2023-07-01

Surrounded by Stars (feat. Lili Forest & OBSESS)
type: MusicAlbum
date published: 2024-05-15
track: Surrounded by Stars (feat. Lili Forest & OBSESS)
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264565
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  by artist: Seasons for Change
  in album: Surrounded by Stars (feat. Lili Forest & OBSESS)
    type: MusicAlbum
    date published: 2024-05-15
  genre: melodic hardcore
  isrc code: QM6MZ2462396
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    value: registered
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ2462396
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T18:21:04Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x412e1a310b52c357fe022c33686875f54832880fe44aeaf2cfc607944311ea7b. Chain 2 (Bitcoin): anchored in block 957891 (2026-07-13T18:21:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ2462396.
    date published: 2026-07-13T18:21:04Z
  audio: Surrounded by Stars (feat. Lili Forest & OBSESS)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.97
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.412
    additional property: Energy
      type: PropertyValue
      value: 0.939
    additional property: Speechiness
      type: PropertyValue
      value: 0.073
    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.385
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.805
    additional property: Key Name
      type: PropertyValue
      value: F
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      type: PropertyValue
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Nightmare (夢に潜む亡霊)
type: MusicAlbum
date published: 2025-07-11