Hammers of Misfortune
type: MusicGroup
genre: progressive metal
description: Hammers of Misfortune is an American heavy metal band from San Francisco, California. The band's style has varied from album to album, at times incorporating different elements of folk metal, doom met
popularity: 13
followers: 6973
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additional property: CopyrightChainExplorerURL
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d31915aa195166fdeb76120d471ac13e7ec4b2490bacb4f1ecf2b7a033c7f14. Chain 2 (Bitcoin): anchored in block 953808 (2026-06-15T16:45:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f342abd7-4231-4f0f-8778-aba110bcc2c4.json and https://artists.proofprofile.net/proofs/artist/f342abd7-4231-4f0f-8778-aba110bcc2c4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T16:45:15Z
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album: Unholy Cadaver - Demo Number One
  type: MusicAlbum
  date published: 1997
album: The Bastard
  type: MusicAlbum
  date published: 2001
album: The August Engine
  type: MusicAlbum
  date published: 2003
album: The Locust Years
  type: MusicAlbum
  date published: 2006-06-20
  track: Trot Out The Dead
    type: MusicRecording
    duration: PT4M14S
    duration ms: 254306
    explicit: false
    by artist: Hammers of Misfortune
    in album: The Locust Years
      type: MusicAlbum
      date published: 2006-06-20
    genre: progressive metal
    isrc code: ITI290601503
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T06:49:51Z
    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 0xbe1aafd75f9f25990336dfc5579055b25a6bf05536c1d5ed0d41a5187d7ef93e. Chain 2 (Bitcoin): anchored in block 959100 (2026-07-22T06:49:51Z), 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/ITI290601503.
      date published: 2026-07-22T06:49:51Z
    audio: Trot Out The Dead
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 96.644
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.352
      additional property: Energy
        type: PropertyValue
        value: 0.894
      additional property: Speechiness
        type: PropertyValue
        value: 0.068
      additional property: Acousticness
        type: PropertyValue
        value: 0.003
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.134
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.585
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.806
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Fields
  type: MusicAlbum
  date published: 2008-09-30
album: Church of Broken Glass
  type: MusicAlbum
  date published: 2008-09-30
album: 17th Street
  type: MusicAlbum
  date published: 2011-10-25
album: 17th Street
  type: MusicAlbum
  date published: 2011-10-25
album: Dead Revolution
  type: MusicAlbum
  date published: 2016-06-08
album: Dead Revolution
  type: MusicAlbum
  date published: 2016-07-22
album: Overtaker
  type: MusicAlbum
  date published: 2022-12-02