Aleksander Walmann
type: MusicGroup
genre: norwegian pop
description: Aleksander Walmann Åsgården (born 12 January 1986) is a Norwegian singer and songwriter. He represented Norway in the Eurovision Song Contest 2017 alongside Jowst with the song "Grab the Moment", fini
popularity: 29
followers: 2025
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-12T19:24:56Z
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album: Do Something
  type: MusicAlbum
  date published: 2013-03-04
album: Do Something
  type: MusicAlbum
  date published: 2013-03-04
album: Sweet Moon
  type: MusicAlbum
  date published: 2013-06-17
album: Sweet Moon
  type: MusicAlbum
  date published: 2013-06-17
album: Echoes
  type: MusicAlbum
  date published: 2014-02-14
album: Echoes
  type: MusicAlbum
  date published: 2014-02-14
album: Echoes (Secret Sebastian Remix)
  type: MusicAlbum
  date published: 2014-06-13
album: Echoes (Secret Sebastian Remix)
  type: MusicAlbum
  date published: 2014-06-13
album: Day by Day (Life 2016)
  type: MusicAlbum
  date published: 2016-06-01
album: Talk To The Hand
  type: MusicAlbum
  date published: 2018-01-15
  track: Talk To The Hand
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    by artist: Aleksander Walmann
    in album: Talk To The Hand
      type: MusicAlbum
      date published: 2018-01-15
    genre: norwegian pop
    isrc code: NOUM71700523
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    additional property: OTSTimestamp
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      value: 2026-07-18T16:22:28Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-18T16:22:28Z
    audio: Talk To The Hand
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      additional property: Tempo (BPM)
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        value: 115.014
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        value: 1
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        value: 1
      additional property: Time Signature
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        value: 4
      additional property: Danceability
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album: Talk To The Hand
  type: MusicAlbum
  date published: 2018-01-15
album: Waiting for Your Love
  type: MusicAlbum
  date published: 2018-09-14
album: Waiting for Your Love
  type: MusicAlbum
  date published: 2018-09-14
album: Waiting For Your Love
  type: MusicAlbum
  date published: 2018-09-14
album: 5 Minutter
  type: MusicAlbum
  date published: 2021-02-05
album: Stay Awake
  type: MusicAlbum
  date published: 2021-03-12
album: New Day (Acoustic)
  type: MusicAlbum
  date published: 2021-03-19
  track: New Day - Acoustic
    type: MusicRecording
    duration: PT3M11S
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    by artist: Aleksander Walmann
    in album: New Day (Acoustic)
      type: MusicAlbum
      date published: 2021-03-19
    genre: norwegian pop
    isrc code: NOH8S2104010
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    subject of: OpenTimestamps Proof of Existence
    audio: New Day - Acoustic
album: De Andre
album: Hva Gjør Vi
album: Hjem
album: Hvor ble du av
track: Broken Wings

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OTSVerificationAPI
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OTSTimestamp
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x557eba20c90cdb92fd233e47b427e133296b10bbd26da9086f37d37dac7c7775. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/NOH8S2104010.
date published: 2026-07-31T12:24:41Z

New Day - Acoustic
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De Andre
type: MusicAlbum
date published: 2021-07-30

Hva Gjør Vi
type: MusicAlbum
date published: 2022-02-25

Hjem
type: MusicAlbum
date published: 2022-04-01

Hvor ble du av
type: MusicAlbum
date published: 2023-11-17

Broken Wings
type: MusicRecording
duration: PT3M38S
duration ms: 218754
explicit: false
by artist: Simon Field
by artist: Jamie
by artist: Aleksander Walmann
in album: Summer feelings 2020
  type: MusicAlbum
  date published: 2020-05-29
isrc code: NOUM71600418
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd75143bdc3328add5e24d9601c060b4a31d7fad69688aaca324d520cbf59eb94. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/NOUM71600418.
  date published: 2026-06-13T12:47:07Z
audio: Broken Wings
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