San Telmo Lounge
type: MusicGroup
genre: tango
popularity: 16
followers: 3900
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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 0x95eca10e31a65d4b9341787799c5e4003a5b37ce75dd35b25034070993e88a1d. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b461311b-0704-4fb8-b80b-c7b76d982c53.json and https://artists.proofprofile.net/proofs/artist/b461311b-0704-4fb8-b80b-c7b76d982c53.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T09:50:11Z
  text: {"copyright_id":"0x95eca10e31a65d4b9341787799c5e4003a5b37ce75dd35b25034070993e88a1d","name":"San Telmo Lounge","registered_at":"2026-06-14T23:31:22Z","symbol":"NIM0611142","token_address":"0x108ef22a1f6474f3b917c15e6639d71b3cd2580c","type":"artist","uuid":"b461311b-0704-4fb8-b80b-c7b76d982c53"}
album: Mcdougall Tango
  type: MusicAlbum
  date published: 2003-01-01
album: Madrugada En Backcelonia
  type: MusicAlbum
  date published: 2005-03-22
  track: Sin Condiciones - original
    type: MusicRecording
    duration: PT5M4S
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    explicit: false
    by artist: San Telmo Lounge
    in album: Madrugada En Backcelonia
      type: MusicAlbum
      date published: 2005-03-22
    genre: tango
    isrc code: ARF050400702
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF050400702
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T18:40:21Z
    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 0x1e729c4e61cb710aecce245bd9e9069e6beeeda33bff65b8076974249825c7cd. Chain 2 (Bitcoin): anchored in block 959031 (2026-07-21T18:40:21Z), 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/ARF050400702.
      date published: 2026-07-21T18:40:21Z
    audio: Sin Condiciones - original
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 125.01
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.69
      additional property: Energy
        type: PropertyValue
        value: 0.687
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
        type: PropertyValue
        value: 0.038
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.109
      additional property: Liveness
        type: PropertyValue
        value: 0.152
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.698
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.398
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Electrocardiotango
  type: MusicAlbum
  date published: 2007-11-01
  track: Ese Extraño Azul (Featuring Lidia Borda)
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    duration: PT4M8S
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    by artist: San Telmo Lounge
    in album: Electrocardiotango
      type: MusicAlbum
      date published: 2007-11-01
    genre: tango
    isrc code: ARF050701176
    additional property: CopyrightID
    additional property: CopyrightStatus
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      value: registered
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    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF050701176
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T11:03:50Z
    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 0xf1bac550ce6cd4dca488fec798facd9ba6dba1519ea2b0405a2e043525e84c8d. Chain 2 (Bitcoin): anchored in block 958722 (2026-07-19T11:03:50Z), 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/ARF050701176.
      date published: 2026-07-19T11:03:50Z
    audio: Ese Extraño Azul (Featuring Lidia Borda)
      type: AudioObject
      additional property: Tempo (BPM)
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      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
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      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0.1
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.004
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Al Filo
album: Vivo en Rosario (En Vivo)
album: Vivo en Rosario (En Directo)
album: Doble Imperfecto
album: Tango Animal
album: Antiguo Lugar del Corazón
album: Shape Of My Heart
album: Litoraleada
album: 20 Años: Digital Box Set

Destiempo - En Vivo
type: MusicRecording
duration: PT4M12S
duration ms: 252880
explicit: false
by artist: San Telmo Lounge
in album: Vivo en Rosario (En Vivo)
  type: MusicAlbum
  date published: 2013-04-05
genre: tango
isrc code: ARP281300001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARP281300001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78b41946c7eae8d5ac22c2f2dbb645b13e9b8d53deb51a2d73222a4714a32eb1. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/ARP281300001.
  date published: 2026-07-08T03:22:41Z
audio: Destiempo - En Vivo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.55
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.594
  additional property: Energy
    type: PropertyValue
    value: 0.414
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.08
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.75
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.336
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.922
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Liveness
type: PropertyValue
value: 0.078

Valence (Positivity)
type: PropertyValue
value: 0.413

Loudness (dB)
type: PropertyValue
value: -9.15

Key Name
type: PropertyValue
value: Bb

Mode Name
type: PropertyValue
value: Minor

Al Filo
type: MusicAlbum
date published: 2010

Vivo en Rosario (En Vivo)
type: MusicAlbum
date published: 2013-04-05
track: Destiempo - En Vivo

Al Filo
type: MusicAlbum
date published: 2013-09-20

Vivo en Rosario (En Directo)
type: MusicAlbum
date published: 2013-11-17

Doble Imperfecto
type: MusicAlbum
date published: 2016-09-17

Tango Animal
type: MusicAlbum
date published: 2019-04-05

Tango Animal
type: MusicAlbum
date published: 2019-11-08

Antiguo Lugar del Corazón
type: MusicAlbum
date published: 2021-04-01

Antiguo Lugar del Corazón
type: MusicAlbum
date published: 2021-07-26

Shape Of My Heart
type: MusicAlbum
date published: 2023-07-09

Litoraleada
type: MusicAlbum
date published: 2023-11-10

20 Años: Digital Box Set
type: MusicAlbum
date published: 2023-11-17