Peptic Ulcer
type: MusicGroup
genre: grindcore
popularity: 8
followers: 2225
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd45f57d97b2c1cd48432a70935f601648df681a51a3fa71a3cc07c11afb1216a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/80598db3-6cd4-46bc-9155-5040b272be1c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/80598db3-6cd4-46bc-9155-5040b272be1c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/80598db3-6cd4-46bc-9155-5040b272be1c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd45f57d97b2c1cd48432a70935f601648df681a51a3fa71a3cc07c11afb1216a","name":"Peptic Ulcer","registered_at":"2026-06-17T10:22:54Z","symbol":"NIM1365647","token_address":"0x40dbc55c326b5c99455e18b0b5e5c57a375e06fa","type":"artist","uuid":"80598db3-6cd4-46bc-9155-5040b272be1c"}
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 0xd45f57d97b2c1cd48432a70935f601648df681a51a3fa71a3cc07c11afb1216a. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/80598db3-6cd4-46bc-9155-5040b272be1c.json and https://artists.proofprofile.net/proofs/artist/80598db3-6cd4-46bc-9155-5040b272be1c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0xd45f57d97b2c1cd48432a70935f601648df681a51a3fa71a3cc07c11afb1216a","name":"Peptic Ulcer","registered_at":"2026-06-17T10:22:54Z","symbol":"NIM1365647","token_address":"0x40dbc55c326b5c99455e18b0b5e5c57a375e06fa","type":"artist","uuid":"80598db3-6cd4-46bc-9155-5040b272be1c"}
album: Ricardo? He's dead in my basement.
  type: MusicAlbum
  date published: 2022-05-27
album: Split w/ Seborrheic Keratosis (remastered)
  type: MusicAlbum
  date published: 2022-12-29
album: Split w/ Seborrheic Keratosis (remastered)
  type: MusicAlbum
  date published: 2022-12-29
  track: Guy Throws Cigarette onto Gas Station and Everyones Burnt to Crisps
    type: MusicRecording
    duration: PT1M4S
    duration ms: 64584
    explicit: false
    by artist: Peptic Ulcer
    in album: Split w/ Seborrheic Keratosis (remastered)
      type: MusicAlbum
      date published: 2022-12-29
    genre: grindcore
    isrc code: QZTBB2260457
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T18:26:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa017266ccebf61ef6498ffc1be0a2a769202d95213f6e759a980a93f94a0d9e5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956826
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956826
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBB2260457
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T19:27:56Z
    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 0xa017266ccebf61ef6498ffc1be0a2a769202d95213f6e759a980a93f94a0d9e5. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/QZTBB2260457.
      date published: 2026-07-05T19:27:56Z
    audio: Guy Throws Cigarette onto Gas Station and Everyones Burnt to Crisps
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 120.018
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 1
      additional property: Danceability
        type: PropertyValue
        value: 0.24
      additional property: Energy
        type: PropertyValue
        value: 0.701
      additional property: Speechiness
        type: PropertyValue
        value: 0.059
      additional property: Acousticness
        type: PropertyValue
        value: 0.033
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.888
      additional property: Liveness
        type: PropertyValue
        value: 0.5
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.63
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.949
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Split w/ Fleshhoot
  type: MusicAlbum
  date published: 2023-01-13
album: Split w/ Fleshhoot
  type: MusicAlbum
  date published: 2023-01-13
  track: Butchered and Bleeding from the Mucous Membranes
    type: MusicRecording
    duration: PT1M39S
    duration ms: 99892
    explicit: false
    by artist: Peptic Ulcer
    in album: Split w/ Fleshhoot
      type: MusicAlbum
      date published: 2023-01-13
    genre: grindcore
    isrc code: QZFZ22322075
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T01:20:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8d5674011c6bc60945ea1d994196fd388aaeca087270eb33518383fb9e08f4b1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956856
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956856
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22322075
    additional property: OTSTimestamp
      type: PropertyValue
      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
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d5674011c6bc60945ea1d994196fd388aaeca087270eb33518383fb9e08f4b1. 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/QZFZ22322075.
      date published: 2026-07-06T01:25:57Z
    audio: Butchered and Bleeding from the Mucous Membranes
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 136.18
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.38
      additional property: Energy
        type: PropertyValue
        value: 0.933
      additional property: Speechiness
        type: PropertyValue
        value: 0.369
      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
  track: Fatal 4Loko Shotgun Incident
album: It Ain't Over Muthafuckaz

Acousticness
type: PropertyValue
value: 0.135

Instrumentalness
type: PropertyValue
value: 0.006

Liveness
type: PropertyValue
value: 0.433

Valence (Positivity)
type: PropertyValue
value: 0.143

Loudness (dB)
type: PropertyValue
value: -5.528

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Fatal 4Loko Shotgun Incident
type: MusicRecording
duration: PT1M6S
duration ms: 66214
explicit: false
by artist: Peptic Ulcer
in album: Split w/ Fleshhoot
  type: MusicAlbum
  date published: 2023-01-13
genre: grindcore
isrc code: QZFZ22322079
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T21:22:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbe4c9fd8aabda68e5ca28ce2911afb52950bc9e2f4627be0b1a10b8cef942578
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958613
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958613
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ22322079
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T21:35:09Z
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 0xbe4c9fd8aabda68e5ca28ce2911afb52950bc9e2f4627be0b1a10b8cef942578. Chain 2 (Bitcoin): anchored in block 958613 (2026-07-18T21:35:09Z), 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/QZFZ22322079.
  date published: 2026-07-18T21:35:09Z
audio: Fatal 4Loko Shotgun Incident
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.236
  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: 0.248
  additional property: Energy
    type: PropertyValue
    value: 0.988
  additional property: Speechiness
    type: PropertyValue
    value: 0.245
  additional property: Acousticness
    type: PropertyValue
    value: 0.006
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.515
  additional property: Liveness
    type: PropertyValue
    value: 0.675
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.18
  additional property: Loudness (dB)
    type: PropertyValue
    value: -2.288
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

It Ain't Over Muthafuckaz
type: MusicAlbum
date published: 2024-06-05