Ephemera
type: MusicGroup
genre: norwegian pop
description: thumb|A historical example of ephemera Ephemera () are items which were not originally designed to be retained or preserved, but have been collected or retained. The word is both plural and singular.
popularity: 16
followers: 3345
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0e065e7faafee6310807a87391e7c713e2b0656a2029980d5c8e24778b3ea40
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953736
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953736
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9a02121e-f645-4e0c-a985-22eec411c579.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9a02121e-f645-4e0c-a985-22eec411c579.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9a02121e-f645-4e0c-a985-22eec411c579
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T03:21:19Z
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 0xc0e065e7faafee6310807a87391e7c713e2b0656a2029980d5c8e24778b3ea40. Chain 2 (Bitcoin): anchored in block 953736 (2026-06-15T03:21:19Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9a02121e-f645-4e0c-a985-22eec411c579.json and https://artists.proofprofile.net/proofs/artist/9a02121e-f645-4e0c-a985-22eec411c579.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T03:21:19Z
album: Glue
  type: MusicAlbum
  date published: 1996-11-17
album: SUN
  type: MusicAlbum
  date published: 2000-01-01
album: Sun
  type: MusicAlbum
  date published: 2001-01-22
album: Sun
  type: MusicAlbum
  date published: 2001-01-22
album: Monolove
  type: MusicAlbum
  date published: 2002
album: Monolove
  type: MusicAlbum
  date published: 2002
album: Balloons And Champagne
  type: MusicAlbum
  date published: 2002-01-01
  track: Balloons And Champagne
    type: MusicRecording
    duration: PT4M6S
    duration ms: 246760
    explicit: false
    by artist: Ephemera
    in album: Balloons And Champagne
      type: MusicAlbum
      date published: 2002-01-01
    genre: norwegian pop
    isrc code: USHM80338852
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T02:16:23+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf3c82537b20fa367f2ca58bde681c71fc02be9bc74fe258e4718dd01aee42d1e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958228
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958228
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM80338852
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T05:10:24Z
    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 0xf3c82537b20fa367f2ca58bde681c71fc02be9bc74fe258e4718dd01aee42d1e. Chain 2 (Bitcoin): anchored in block 958228 (2026-07-16T05:10:24Z), 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/USHM80338852.
      date published: 2026-07-16T05:10:24Z
    audio: Balloons And Champagne
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 157.965
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.51
      additional property: Energy
        type: PropertyValue
        value: 0.462
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.522
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.089
      additional property: Liveness
        type: PropertyValue
        value: 0.085
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.473
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.938
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Air
    type: MusicRecording
    duration: PT3M42S
    duration ms: 222333
    explicit: false
    by artist: Ephemera
    in album: Balloons And Champagne
      type: MusicAlbum
      date published: 2002-01-01
    genre: norwegian pop
    isrc code: USHM80338859
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T06:09:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd840ed3222fa32c3618ea9b0f0a2f59c6a605420bb6729d84f4d1273eb6e8d9a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956656
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956656
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM80338859
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T14:03:39Z
    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 0xd840ed3222fa32c3618ea9b0f0a2f59c6a605420bb6729d84f4d1273eb6e8d9a. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/USHM80338859.
      date published: 2026-07-04T14:03:39Z
    audio: Air
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 121.521
      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: 0.64
      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
album: Balloons and Champagne
album: Air
album: Score
album: Gift+ Dream a Little Dream of Me
album: Magic
album: Hopeful
album: Too Good to Be
album: Seasons
album: Seconds
album: Ties That Bind And Fray

Energy
type: PropertyValue
value: 0.274

Speechiness
type: PropertyValue
value: 0.034

Acousticness
type: PropertyValue
value: 0.73

Instrumentalness
type: PropertyValue
value: 0.061

Liveness
type: PropertyValue
value: 0.09

Valence (Positivity)
type: PropertyValue
value: 0.33

Loudness (dB)
type: PropertyValue
value: -14.447

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Balloons And Champagne
type: MusicAlbum
date published: 2002-04-05

Balloons and Champagne
type: MusicAlbum
date published: 2002-04-05

Air
type: MusicAlbum
date published: 2003-04-25
track: Countrysong
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172382
  explicit: false
  by artist: Ephemera
  in album: Air
    type: MusicAlbum
    date published: 2003-04-25
  genre: norwegian pop
  isrc code: NOBMC0302003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T03:11:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9dcaed00a551663796caad11b27c5b34279329ca6a67c387ce3c2b2744d81606
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956891
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956891
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOBMC0302003
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  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 0x9dcaed00a551663796caad11b27c5b34279329ca6a67c387ce3c2b2744d81606. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/NOBMC0302003.
    date published: 2026-07-06T07:16:32Z
  audio: Countrysong
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 113.075
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.77
    additional property: Energy
      type: PropertyValue
      value: 0.475
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.568
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.103
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.805
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.822
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Air
type: MusicAlbum
date published: 2003-04-25

Score
type: MusicAlbum
date published: 2004-01-01

Gift+ Dream a Little Dream of Me
type: MusicAlbum
date published: 2014-12-01

Magic
type: MusicAlbum
date published: 2019-06-14

Hopeful
type: MusicAlbum
date published: 2019-10-04

Too Good to Be
type: MusicAlbum
date published: 2020-02-07

Seasons
type: MusicAlbum
date published: 2020-03-27

Seconds
type: MusicAlbum
date published: 2020-08-28

Ties That Bind And Fray
type: MusicAlbum
date published: 2025-04-05