Sepikka
type: MusicGroup
genre: finnish pop
genre: finnish rock
popularity: 12
followers: 1311
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ffb3e86564d9b06948f127e70c52848c48870d77c5dae45679241e2f7b3ec9b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953614
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953614
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/17f0c118-f494-48bf-99ca-bdf0ae462620.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/17f0c118-f494-48bf-99ca-bdf0ae462620.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/17f0c118-f494-48bf-99ca-bdf0ae462620
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T08:40:32Z
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 0x4ffb3e86564d9b06948f127e70c52848c48870d77c5dae45679241e2f7b3ec9b. Chain 2 (Bitcoin): anchored in block 953614 (2026-06-14T08:40:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/17f0c118-f494-48bf-99ca-bdf0ae462620.json and https://artists.proofprofile.net/proofs/artist/17f0c118-f494-48bf-99ca-bdf0ae462620.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T08:40:32Z
album: Hullu metso
  type: MusicAlbum
  date published: 2019-05-24
album: Tiedän kyl kuka
  type: MusicAlbum
  date published: 2019-06-14
album: Vuodet vierii
  type: MusicAlbum
  date published: 2020-02-07
album: Muistan sen kesän
  type: MusicAlbum
  date published: 2020-11-27
album: Juoksee, juoksee
  type: MusicAlbum
  date published: 2021-04-30
album: Meidän tyypit
  type: MusicAlbum
  date published: 2021-08-20
album: En kestä kylmää lailla ahvenen
  type: MusicAlbum
  date published: 2021-09-03
  track: Muistan sen kesän
    type: MusicRecording
    duration: PT3M44S
    duration ms: 224939
    explicit: false
    by artist: Sepikka
    in album: En kestä kylmää lailla ahvenen
      type: MusicAlbum
      date published: 2021-09-03
    genre: finnish pop
    genre: finnish rock
    isrc code: FIMD92000004
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T19:39:10+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x55de222b6b161689410f72232db1ea62d6c17b7ba9241d4e5aca43acfb502ada
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956738
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956738
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIMD92000004
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T04:47:21Z
    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 0x55de222b6b161689410f72232db1ea62d6c17b7ba9241d4e5aca43acfb502ada. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/FIMD92000004.
      date published: 2026-07-05T04:47:21Z
    audio: Muistan sen kesän
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 145.038
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.486
      additional property: Energy
        type: PropertyValue
        value: 0.644
      additional property: Speechiness
        type: PropertyValue
        value: 0.032
      additional property: Acousticness
        type: PropertyValue
        value: 0.105
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.169
      additional property: Liveness
        type: PropertyValue
        value: 0.187
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.195
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.549
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Ei koskaan rakkaudella
  type: MusicAlbum
  date published: 2023-10-20
album: Joko koko
  type: MusicAlbum
  date published: 2023-12-01
album: Arvaamaton
  type: MusicAlbum
  date published: 2024-01-12
album: Ei koskaan rakkaudella
  type: MusicAlbum
  date published: 2024-02-02
  track: Joko koko
    type: MusicRecording
    duration: PT3M40S
    duration ms: 220400
    explicit: false
    by artist: Sepikka
    in album: Ei koskaan rakkaudella
      type: MusicAlbum
      date published: 2024-02-02
    genre: finnish pop
    genre: finnish rock
    isrc code: FIMD92300004
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T05:20:08+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6f74b9813294be9e2be39f830e3df316a8bfd9fde0e9845cca6bf5f28fe13c10
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958832
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958832
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIMD92300004
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T08:22:51Z
    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 0x6f74b9813294be9e2be39f830e3df316a8bfd9fde0e9845cca6bf5f28fe13c10. Chain 2 (Bitcoin): anchored in block 958832 (2026-07-20T08:22:51Z), 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/FIMD92300004.
      date published: 2026-07-20T08:22:51Z
    audio: Joko koko
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 116.976
      additional property: Musical Key
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      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: Arvaamaton

Musical Key
type: PropertyValue
value: 9

Mode (Major/Minor)
type: PropertyValue
value: 1

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.613

Energy
type: PropertyValue
value: 0.801

Speechiness
type: PropertyValue
value: 0.031

Acousticness
type: PropertyValue
value: 0.052

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.061

Valence (Positivity)
type: PropertyValue
value: 0.351

Loudness (dB)
type: PropertyValue
value: -6.294

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

Arvaamaton
type: MusicRecording
duration: PT3M53S
duration ms: 233880
explicit: false
by artist: Sepikka
in album: Ei koskaan rakkaudella
  type: MusicAlbum
  date published: 2024-02-02
genre: finnish pop
genre: finnish rock
isrc code: FIMD92300008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T08:00:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x02a0e194398ba1b0a121b82d1985738ef9a6c653b948f2a0d4cc3a92a84e58e3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958122
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958122
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIMD92300008
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T11:01:16Z
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 0x02a0e194398ba1b0a121b82d1985738ef9a6c653b948f2a0d4cc3a92a84e58e3. Chain 2 (Bitcoin): anchored in block 958122 (2026-07-15T11:01:16Z), 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/FIMD92300008.
  date published: 2026-07-15T11:01:16Z
audio: Arvaamaton
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.966
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.651
  additional property: Energy
    type: PropertyValue
    value: 0.539
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.106
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.544
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.098
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor