The Echocentrics
type: MusicGroup
genre: retro soul
popularity: 27
followers: 9428
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc56fdb1a5286d02e6584fed2443a405b1882112f876ce89066ed67fecdbb120f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b319f57-6753-4e2b-a042-bbab0e98d699.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b319f57-6753-4e2b-a042-bbab0e98d699.json
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9b319f57-6753-4e2b-a042-bbab0e98d699
additional property: OTSTimestamp
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  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0xc56fdb1a5286d02e6584fed2443a405b1882112f876ce89066ed67fecdbb120f","name":"The Echocentrics","registered_at":"2026-06-12T05:31:33Z","symbol":"NIM0201391","token_address":"0x84476d27482149a0f2d78415b47e4d3f08e092fc","type":"artist","uuid":"9b319f57-6753-4e2b-a042-bbab0e98d699"}
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 0xc56fdb1a5286d02e6584fed2443a405b1882112f876ce89066ed67fecdbb120f. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9b319f57-6753-4e2b-a042-bbab0e98d699.json and https://artists.proofprofile.net/proofs/artist/9b319f57-6753-4e2b-a042-bbab0e98d699.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Esclavo y Amo / Electric Travels
  type: MusicAlbum
  date published: 2011-03-29
album: Esclavo y Amo / Electric Travels - EP
  type: MusicAlbum
  date published: 2011-03-29
album: Sunshadows
  type: MusicAlbum
  date published: 2011-04-26
album: Sunshadows
  type: MusicAlbum
  date published: 2011-04-26
  track: Jardim
    type: MusicRecording
    duration: PT4M16S
    duration ms: 256946
    explicit: false
    by artist: The Echocentrics
    in album: Sunshadows
      type: MusicAlbum
      date published: 2011-04-26
    genre: retro soul
    isrc code: USUR41128602
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      value: 2026-07-18T19:49:54+00:00
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUR41128602
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T07:14:39Z
    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 0x3653d1a48d247adc21b7d82a2b22daaadc39e1d7bc4784e7fbb87dbd34c46420. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/USUR41128602.
      date published: 2026-07-19T07:14:39Z
    audio: Jardim
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 76.796
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        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.407
      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
        value: 0.113
      additional property: Acousticness
        type: PropertyValue
        value: 0.008
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.427
      additional property: Liveness
        type: PropertyValue
        value: 0.213
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.58
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.544
      additional property: Key Name
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        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Echoland EP
  type: MusicAlbum
  date published: 2011-12-20
album: Echoland
  type: MusicAlbum
  date published: 2011-12-20
album: The Echocentrics Remixes
  type: MusicAlbum
  date published: 2012-11-20
album: The Echocentrics (Remixes)
  type: MusicAlbum
  date published: 2012-11-20
album: Staring at the Ceiling
  type: MusicAlbum
  date published: 2016-04-08
album: Staring at the Ceiling (feat. James Petralli)
  type: MusicAlbum
  date published: 2016-04-08
album: Echo Hotel
  type: MusicAlbum
  date published: 2016-05-20
  track: Echo Hotel
    type: MusicRecording
    duration: PT3M28S
    duration ms: 208097
    explicit: false
    by artist: The Echocentrics
    in album: Echo Hotel
      type: MusicAlbum
      date published: 2016-05-20
    genre: retro soul
    isrc code: US66W1600003
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: OTSBitcoinBlock
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      type: PropertyValue
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T22:31:13Z
    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 0x75c816a35dfa28334a9bf368374b6fb7342f025d7a11ec8a7f0b6cda35625243. Chain 2 (Bitcoin): anchored in block 958196 (2026-07-15T22:31:13Z), 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/US66W1600003.
      date published: 2026-07-15T22:31:13Z
    audio: Echo Hotel
      type: AudioObject
      additional property: Tempo (BPM)
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        value: 80
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      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: Muerto En Vida (feat. Natalia Clavier)
  track: The Organizer
  track: Has Regresado Viejo Amigo (feat. Natalia Clavier)
album: Come Home for Christmas

Musical Key
type: PropertyValue
value: 9

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.519

Energy
type: PropertyValue
value: 0.631

Speechiness
type: PropertyValue
value: 0.042

Acousticness
type: PropertyValue
value: 0.073

Instrumentalness
type: PropertyValue
value: 0.892

Liveness
type: PropertyValue
value: 0.148

Valence (Positivity)
type: PropertyValue
value: 0.398

Loudness (dB)
type: PropertyValue
value: -7.017

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Minor

Muerto En Vida (feat. Natalia Clavier)
type: MusicRecording
duration: PT3M51S
duration ms: 231440
explicit: false
by artist: The Echocentrics
in album: Echo Hotel
  type: MusicAlbum
  date published: 2016-05-20
genre: retro soul
isrc code: US66W1600004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T11:20:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US66W1600004
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T13:22:35Z
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 0xcfe01e37d06f80c28793b03133f3428791befdf05f5cb5712a8ba6de033e406a. Chain 2 (Bitcoin): anchored in block 959010 (2026-07-21T13:22:35Z), 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/US66W1600004.
  date published: 2026-07-21T13:22:35Z
audio: Muerto En Vida (feat. Natalia Clavier)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 82.131
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.585
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.156
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.26
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.569
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.676
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Organizer
type: MusicRecording
duration: PT2M59S
duration ms: 179397
explicit: false
by artist: The Echocentrics
in album: Echo Hotel
  type: MusicAlbum
  date published: 2016-05-20
genre: retro soul
isrc code: US66W1600007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-16T01:40:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x911916135f243cd68336004a1615a64f4726418c02d0f76c5f69f0e82c6130e6
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/US66W1600007
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T02:46:47Z
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 0x911916135f243cd68336004a1615a64f4726418c02d0f76c5f69f0e82c6130e6. Chain 2 (Bitcoin): anchored in block 958228 (2026-07-16T02:46:47Z), 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/US66W1600007.
  date published: 2026-07-16T02:46:47Z
audio: The Organizer
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.01
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
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  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.06
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.783
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.922
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Has Regresado Viejo Amigo (feat. Natalia Clavier)
type: MusicRecording
duration: PT3M25S
duration ms: 205563
explicit: false
by artist: The Echocentrics
in album: Echo Hotel
  type: MusicAlbum
  date published: 2016-05-20
genre: retro soul
isrc code: US66W1600008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-20T10:24:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9f177e119ea64bc16ba4b69081a2321185fcb4d18351b68e82bc89229ec03c15
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US66W1600008
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T13:25:28Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f177e119ea64bc16ba4b69081a2321185fcb4d18351b68e82bc89229ec03c15. Chain 2 (Bitcoin): anchored in block 958867 (2026-07-20T13:25:28Z), 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/US66W1600008.
  date published: 2026-07-20T13:25:28Z
audio: Has Regresado Viejo Amigo (feat. Natalia Clavier)
  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
    value: 0.583
  additional property: Energy
    type: PropertyValue
    value: 0.67
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.193
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.502
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.77
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Echo Hotel
type: MusicAlbum
date published: 2016-05-20

Come Home for Christmas
type: MusicAlbum
date published: 2016-11-15