Hungarica
type: MusicGroup
genre: thrash metal
popularity: 13
followers: 6478
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9d4206829ebcadb688c17d2e4889e88bd0468ea0f3b11f06da359ad680ec0df4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953648
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953648
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4176ac60-be03-4bc4-a9d3-eff3f84bbfad.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4176ac60-be03-4bc4-a9d3-eff3f84bbfad.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4176ac60-be03-4bc4-a9d3-eff3f84bbfad
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T15:20:52Z
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 0x9d4206829ebcadb688c17d2e4889e88bd0468ea0f3b11f06da359ad680ec0df4. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4176ac60-be03-4bc4-a9d3-eff3f84bbfad.json and https://artists.proofprofile.net/proofs/artist/4176ac60-be03-4bc4-a9d3-eff3f84bbfad.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T15:20:52Z
album: Nem keresek új hazát
  type: MusicAlbum
  date published: 2007-03-09
  track: Ide születtem
    type: MusicRecording
    duration: PT3M57S
    duration ms: 237920
    explicit: false
    by artist: Hungarica
    in album: Nem keresek új hazát
      type: MusicAlbum
      date published: 2007-03-09
    genre: thrash metal
    isrc code: HUA630700451
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T11:43:02+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd9d7a0c7938c87c90725adc3e561186b9bcae45c7012934acfd613de4bc7387d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958544
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA630700451
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    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 0xd9d7a0c7938c87c90725adc3e561186b9bcae45c7012934acfd613de4bc7387d. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/HUA630700451.
      date published: 2026-07-18T12:14:37Z
    audio: Ide születtem
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.088
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.331
      additional property: Energy
        type: PropertyValue
        value: 0.566
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.279
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.106
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.504
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.105
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Demokratúra
  type: MusicAlbum
  date published: 2008-03-04
album: A Szabadság betűi
  type: MusicAlbum
  date published: 2008-11-27
album: Nincs Más Föld, Nincs Más Ég
  type: MusicAlbum
  date published: 2009-10-01
album: Balladák
  type: MusicAlbum
  date published: 2009-12-14
album: Robotok: Rabszolgák
  type: MusicAlbum
  date published: 2011-12-05
album: Test és vér
  type: MusicAlbum
  date published: 2012-12-03
album: Lengyel, Magyar / Polak, Węgier (Eurovision Song Contest Nominee 2013)
  type: MusicAlbum
  date published: 2013-01-04
album: A Láng örökkön ég
  type: MusicAlbum
  date published: 2014-02-04
album: Oltalmadat remélem
  type: MusicAlbum
  date published: 2014-11-24
album: Oltalmadat remélem
  type: MusicAlbum
  date published: 2014-12-08
album: Tu się urodziłem / Ide születtem
  type: MusicAlbum
  date published: 2015-06-17
album: Przybądź wolności!
  type: MusicAlbum
  date published: 2015-07-06
album: London hiába vár
  type: MusicAlbum
  date published: 2015-12-17
album: Armia siedmiogrodzka / Az erdélyi hadsereg
  type: MusicAlbum
  date published: 2016-08-01
album: Ojczyzna i Wierność
  type: MusicAlbum
  date published: 2016-09-04
album: Haza és hűség
  type: MusicAlbum
  date published: 2016-09-04
  track: Akkor szép az erdő
    type: MusicRecording
    duration: PT4M16S
    duration ms: 256333
    explicit: false
    by artist: Hungarica
    in album: Haza és hűség
      type: MusicAlbum
      date published: 2016-09-04
    genre: thrash metal
    isrc code: HUA631600570
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T19:58:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xeeb3c6daeddc8bd8ced5dda66f52e67d064a879961dd54a60daae248039ec85e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958690
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958690
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA631600570
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Akkor szép az erdő
album: Radio Gdansk
album: Blitzkrieg
album: Emlékezz! (2020)
album: Hungarica
album: Corvin-köz (Feró 75)
album: Rövidzárlat
album: Szavazz magadra!
album: Az én életem
album: Veritas Hungarica

OTSTimestamp
type: PropertyValue
value: 2026-07-19T07:14:39Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeeb3c6daeddc8bd8ced5dda66f52e67d064a879961dd54a60daae248039ec85e. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/HUA631600570.
date published: 2026-07-19T07:14:39Z

Akkor szép az erdő
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 87.976
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.601
additional property: Energy
  type: PropertyValue
  value: 0.922
additional property: Speechiness
  type: PropertyValue
  value: 0.036
additional property: Acousticness
  type: PropertyValue
  value: 0.016
additional property: Instrumentalness
  type: PropertyValue
  value: 0.003
additional property: Liveness
  type: PropertyValue
  value: 0.056
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.395
additional property: Loudness (dB)
  type: PropertyValue
  value: -4.184
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Radio Gdansk
type: MusicAlbum
date published: 2017-11-03

Blitzkrieg
type: MusicAlbum
date published: 2019-10-04
track: Lance do boju - Pl
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161588
  explicit: false
  by artist: Hungarica
  in album: Blitzkrieg
    type: MusicAlbum
    date published: 2019-10-04
  genre: thrash metal
  isrc code: HUA631900541
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T08:34:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd982aa3bebb5ee8e2a2f42c34747db502dab29e5e50362843b11c64a42386a83
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958705
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958705
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA631900541
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T08:43:25Z
  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 0xd982aa3bebb5ee8e2a2f42c34747db502dab29e5e50362843b11c64a42386a83. Chain 2 (Bitcoin): anchored in block 958705 (2026-07-19T08:43:25Z), 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/HUA631900541.
    date published: 2026-07-19T08:43:25Z
  audio: Lance do boju - Pl
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 136.103
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.487
    additional property: Energy
      type: PropertyValue
      value: 0.957
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.003
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.004
    additional property: Liveness
      type: PropertyValue
      value: 0.035
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.668
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.034
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Emlékezz! (2020)
type: MusicAlbum
date published: 2020-11-04

Hungarica
type: MusicAlbum
date published: 2020-11-11

Hungarica
type: MusicAlbum
date published: 2020-12-18

Corvin-köz (Feró 75)
type: MusicAlbum
date published: 2021-01-15

Rövidzárlat
type: MusicAlbum
date published: 2022-03-10

Szavazz magadra!
type: MusicAlbum
date published: 2023-02-10

Az én életem
type: MusicAlbum
date published: 2024-11-25

Veritas Hungarica
type: MusicAlbum
date published: 2025-10-22