157
type: MusicGroup
genre: harana
genre: kundiman
genre: opm
genre: pinoy indie
description: Year 157 (CLVII) was a common year starting on Friday of the Julian calendar. At the time, it was known as the Year of the Consulship of Civica and Aquillus (or, less frequently, year 910 Ab urbe
popularity: 12
followers: 1809
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd34fa3380cba6f04714a78ec84e020a3693b80f5fa97c2aa7c6d13dcaef6fe8d. Chain 2 (Bitcoin): anchored in block 953795 (2026-06-15T13:44:27Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e070f9fc-3ed2-445b-ab16-e033559089f6.json and https://artists.proofprofile.net/proofs/artist/e070f9fc-3ed2-445b-ab16-e033559089f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T13:44:27Z
album: Rosas
  type: MusicAlbum
  date published: 2022-02-23
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    by artist: 157
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      type: MusicAlbum
      date published: 2022-02-23
    genre: harana
    genre: kundiman
    genre: opm
    genre: pinoy indie
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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
    subject of: OpenTimestamps Proof of Existence
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88393bba02e1e73a9c97021634e10b38f2d097278fb03d157001d8cecadf1e89. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/FR10S2216109.
      date published: 2026-07-04T11:19:20Z
    audio: Rosas
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      additional property: Tempo (BPM)
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      additional property: Mode (Major/Minor)
        type: PropertyValue
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      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
        type: PropertyValue
        value: 0.707
      additional property: Instrumentalness
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      additional property: Liveness
        type: PropertyValue
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      additional property: Valence (Positivity)
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        type: PropertyValue
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      additional property: Mode Name
        type: PropertyValue
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album: paro paro sa loob ng garapon
  type: MusicAlbum
  date published: 2022-05-26
  track: paro paro sa loob ng garapon
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    by artist: 157
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      type: MusicAlbum
      date published: 2022-05-26
    genre: harana
    genre: kundiman
    genre: opm
    genre: pinoy indie
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b2346f849c59db25ab5dedc34d93c7b5bc998997135beb498d6cda92fca0b9d. Chain 2 (Bitcoin): anchored in block 959069 (2026-07-22T01:22:01Z), 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/FR59R2259276.
      date published: 2026-07-22T01:22:01Z
    audio: paro paro sa loob ng garapon
      type: AudioObject
      additional property: Tempo (BPM)
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album: coffee nights (late night coffee)
album: Sa Gitna Ng Daan
album: twilight (demo)
album: mahuhulog (demo)
album: Twilight
album: If The World Crashes Down
album: Pag Umiikot Ang Mundo

Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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coffee nights (late night coffee)
type: MusicAlbum
date published: 2022-07-15

Sa Gitna Ng Daan
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date published: 2022-09-23
track: Sa Gitna Ng Daan
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    type: MusicAlbum
    date published: 2022-09-23
  genre: harana
  genre: kundiman
  genre: opm
  genre: pinoy indie
  isrc code: FRX282292405
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    value: 2026-07-21T15:31:18Z
  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 0x620e83b099b07b4a6f3521feadc6819b91a4fa926a6ec8348033fc421b7de0c4. Chain 2 (Bitcoin): anchored in block 959024 (2026-07-21T15:31:18Z), 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/FRX282292405.
    date published: 2026-07-21T15:31:18Z
  audio: Sa Gitna Ng Daan
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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twilight (demo)
type: MusicAlbum
date published: 2022-11-11

mahuhulog (demo)
type: MusicAlbum
date published: 2023-01-20

Twilight
type: MusicAlbum
date published: 2023-03-17

If The World Crashes Down
type: MusicAlbum
date published: 2023-06-21

Pag Umiikot Ang Mundo
type: MusicAlbum
date published: 2023-10-13