Chronicle
type: MusicGroup
genre: death metal
genre: melodic death metal
genre: thrash metal
description: thumb|Chronicon Pictum, the "Illuminated Chronicle" from the royal Hungarian court from 1358 A chronicle (, from Greek chroniká, from , chrónos – "time") is a historical account of events arranged in
popularity: 11
followers: 2125
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additional property: CopyrightChainExplorerURL
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additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6db9f17cbfbb49da58875bac2dc5b3dfb080134b6f465223408aa6e92ff5a55f. Chain 2 (Bitcoin): anchored in block 953618 (2026-06-14T09:16:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1bac2c5f-5232-453b-9441-8bcff72b7b6b.json and https://artists.proofprofile.net/proofs/artist/1bac2c5f-5232-453b-9441-8bcff72b7b6b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T09:16:10Z
album: Memento Mori
  type: MusicAlbum
  date published: 2017-02-15
album: Primordial Fear
  type: MusicAlbum
  date published: 2017-02-15
album: They Have Returned
  type: MusicAlbum
  date published: 2019-12-20
album: Embrace the Abyss
  type: MusicAlbum
  date published: 2020-01-31
album: Reset to Zero
  type: MusicAlbum
  date published: 2020-02-28
album: Demonology
  type: MusicAlbum
  date published: 2020-03-27
  track: They Have Returned
    type: MusicRecording
    duration: PT3M56S
    duration ms: 236453
    explicit: true
    by artist: Chronicle
    in album: Demonology
      type: MusicAlbum
      date published: 2020-03-27
    genre: death metal
    genre: melodic death metal
    genre: thrash metal
    isrc code: DKQ4A1942202
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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
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa83554f47f52df44100e13eb4c4fad2f2e2cb326d09b16559f56f0d0114843d5. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/DKQ4A1942202.
      date published: 2026-07-05T01:43:49Z
    audio: They Have Returned
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 114.967
      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
        type: PropertyValue
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      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
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        type: PropertyValue
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      additional property: Acousticness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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album: Demonology (Instrumental)
  type: MusicAlbum
  date published: 2021-03-27
album: Undivided
  type: MusicAlbum
  date published: 2021-10-01
album: Terrorform
  type: MusicAlbum
  date published: 2023-01-27
album: Where Chaos Thrives
  type: MusicAlbum
  date published: 2023-03-03
album: Horror Unearthed
  type: MusicAlbum
  date published: 2023-04-28
album: Where Chaos Thrives
  type: MusicAlbum
  date published: 2023-05-19
  track: The Black Tide
    type: MusicRecording
    duration: PT4M20S
    duration ms: 260186
    explicit: false
    by artist: Chronicle
    in album: Where Chaos Thrives
      type: MusicAlbum
      date published: 2023-05-19
    genre: death metal
    genre: melodic death metal
    genre: thrash metal
    isrc code: DKQ4A2300404
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    additional property: OTSTimestamp
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      value: 2026-07-06T01:25:57Z
    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
    audio: The Black Tide

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e3822923be59e5acbf8443d27135cd23744dd0abe06ba989a27f0660d17b70f. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/DKQ4A2300404.
date published: 2026-07-06T01:25:57Z

The Black Tide
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additional property: Tempo (BPM)
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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