Unholy
type: MusicGroup
genre: death metal
genre: doom metal
genre: sludge metal
popularity: 11
followers: 5691
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3ec0ef6c2f9a41daf102cc7af8080a29dd5ba30dfa3678c06920f24767b98ee0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953758
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953758
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b15c2023-ee13-4630-ba14-411be9079de3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b15c2023-ee13-4630-ba14-411be9079de3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b15c2023-ee13-4630-ba14-411be9079de3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T07:48:25Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ec0ef6c2f9a41daf102cc7af8080a29dd5ba30dfa3678c06920f24767b98ee0. Chain 2 (Bitcoin): anchored in block 953759 (2026-06-15T08:04:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b15c2023-ee13-4630-ba14-411be9079de3.json and https://artists.proofprofile.net/proofs/artist/b15c2023-ee13-4630-ba14-411be9079de3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T08:04:42Z
album: From The Shadows
  type: MusicAlbum
  date published: 1993
album: From the Shadows
  type: MusicAlbum
  date published: 1993
album: From the Shadows
  type: MusicAlbum
  date published: 1993
album: From the Shadows
  type: MusicAlbum
  date published: 1993
  track: Alone
    type: MusicRecording
    duration: PT7M51S
    duration ms: 471226
    explicit: false
    by artist: Unholy
    in album: From the Shadows
      type: MusicAlbum
      date published: 1993
    genre: death metal
    genre: doom metal
    genre: sludge metal
    isrc code: GBCQV1100033
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T13:02:40+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x59fc18c5d4f8c4178ed43d065e61acae981279228c6034ea6e66d184dd5fd610
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958738
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958738
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCQV1100033
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T16:04:18Z
    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 0x59fc18c5d4f8c4178ed43d065e61acae981279228c6034ea6e66d184dd5fd610. Chain 2 (Bitcoin): anchored in block 958738 (2026-07-19T16:04:18Z), 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/GBCQV1100033.
      date published: 2026-07-19T16:04:18Z
    audio: Alone
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 72.079
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.255
      additional property: Energy
        type: PropertyValue
        value: 0.646
      additional property: Speechiness
        type: PropertyValue
        value: 0.057
      additional property: Acousticness
        type: PropertyValue
        value: 0.017
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.665
      additional property: Liveness
        type: PropertyValue
        value: 0.076
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.178
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.716
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Gray Blow
    type: MusicRecording
    duration: PT7M21S
    duration ms: 441373
    explicit: false
    by artist: Unholy
    in album: From the Shadows
      type: MusicAlbum
      date published: 1993
    genre: death metal
    genre: doom metal
    genre: sludge metal
    isrc code: GBCQV1100034
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T20:19:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb6a33c57ed61f7b6fb42792ce69ee31eebd713acc9617910252f9aa2e522c0cc
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959061
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959061
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCQV1100034
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T23:21:57Z
    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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6a33c57ed61f7b6fb42792ce69ee31eebd713acc9617910252f9aa2e522c0cc. Chain 2 (Bitcoin): anchored in block 959061 (2026-07-21T23:21:57Z), 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/GBCQV1100034.
      date published: 2026-07-21T23:21:57Z
    audio: Gray Blow
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 89.997
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.289
      additional property: Energy
        type: PropertyValue
        value: 0.519
      additional property: Speechiness
        type: PropertyValue
        value: 0.046
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: The Second Ring of Power
album: The Second Ring Of Power
album: Rapture
album: Gracefallen

Acousticness
type: PropertyValue
value: 0.012

Instrumentalness
type: PropertyValue
value: 0.285

Liveness
type: PropertyValue
value: 0.128

Valence (Positivity)
type: PropertyValue
value: 0.072

Loudness (dB)
type: PropertyValue
value: -14.842

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

From The Shadows
type: MusicAlbum
date published: 1993

The Second Ring of Power
type: MusicAlbum
date published: 1994
track: Procession of Black Doom
  type: MusicRecording
  duration: PT5M37S
  duration ms: 337400
  explicit: false
  by artist: Unholy
  in album: The Second Ring of Power
    type: MusicAlbum
    date published: 1994
  genre: death metal
  genre: doom metal
  genre: sludge metal
  isrc code: GBCQV9400203
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T18:49:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3a41fa3525d57aef38330004a90b1be7be52e850e0f22d0b9d7389e2769cbdc1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958771
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958771
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCQV9400203
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T21:52:55Z
  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 0x3a41fa3525d57aef38330004a90b1be7be52e850e0f22d0b9d7389e2769cbdc1. Chain 2 (Bitcoin): anchored in block 958771 (2026-07-19T21:52:55Z), 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/GBCQV9400203.
    date published: 2026-07-19T21:52:55Z
  audio: Procession of Black Doom
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 90.306
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.301
    additional property: Energy
      type: PropertyValue
      value: 0.488
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.016
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.701
    additional property: Liveness
      type: PropertyValue
      value: 0.072
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.071
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.641
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

The Second Ring of Power
type: MusicAlbum
date published: 1994

The Second Ring of Power
type: MusicAlbum
date published: 1994

The Second Ring Of Power
type: MusicAlbum
date published: 1994

Rapture
type: MusicAlbum
date published: 1998

Rapture
type: MusicAlbum
date published: 1998

Rapture
type: MusicAlbum
date published: 1998

Gracefallen
type: MusicAlbum
date published: 1999

Gracefallen
type: MusicAlbum
date published: 1999

Rapture
type: MusicAlbum
date published: 2011-06-20