Bulevardi
type: MusicGroup
description: thumb|right|Bulevardi in August 2020. thumb|right|Bulevardi in 2019. In the middle is the famous Café Ekberg. Bulevardi (, Boulevard) is a boulevard in Helsinki, Finland. It starts at Erottaja and en
popularity: 8
followers: 3276
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-20T19:15:05Z
album: Lost Perceptions From This Point Of View
  type: MusicAlbum
  date published: 2017-07-12
album: A Night at the Boothill Bar
  type: MusicAlbum
  date published: 2017-08-15
album: Nightjet
  type: MusicAlbum
  date published: 2017-10-04
album: Alaston
  type: MusicAlbum
  date published: 2017-10-24
album: Save The Water
  type: MusicAlbum
  date published: 2017-12-13
album: Corrosive Motions
  type: MusicAlbum
  date published: 2018-02-08
album: The Road to Synchronicity
  type: MusicAlbum
  date published: 2019-04-30
album: A Fêmea Está Se Preparando Para A Estação De Acasalamento
  type: MusicAlbum
  date published: 2019-11-21
album: Bonaventura
  type: MusicAlbum
  date published: 2020-06-15
album: Wintermezzo (Part 1)
  type: MusicAlbum
  date published: 2020-10-13
album: Distrohopper
  type: MusicAlbum
  date published: 2020-12-14
album: Holy Bomboloni
  type: MusicAlbum
  date published: 2021-05-10
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      date published: 2021-05-10
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-05T19:27:56Z
    audio: Holy Bomboloni
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album: Ken's Theme
  type: MusicAlbum
  date published: 2021-11-01
album: Houston, we found The Tower
  type: MusicAlbum
  date published: 2022-05-02
album: Erottaja
  type: MusicAlbum
  date published: 2022-12-12
album: Penguin Win Situations
  type: MusicAlbum
  date published: 2023-05-15
album: Welcome In The Friendzone
  type: MusicAlbum
  date published: 2023-11-20
album: Ruby on the Roba
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  date published: 2025-01-04
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    audio: Ruby on the Roba

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GXF972428613

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

OpenTimestamps Proof of Existence
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encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d8a8c3ec5541c982967d1c8dd2fef6511e2d4d901dc8d2f339a76ccd976abd6. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/GXF972428613.
date published: 2026-07-03T19:59:51Z

Ruby on the Roba
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