Sexteto Mayor
type: MusicGroup
genre: tango
popularity: 26
followers: 15801
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1bbbd7856a438168cc1a3af616367857c00a84c089aa7c0a2f8580dcf84dc7d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
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/04a8c010-5986-4771-a2f8-f808239b92ed.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/04a8c010-5986-4771-a2f8-f808239b92ed.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/04a8c010-5986-4771-a2f8-f808239b92ed
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc1bbbd7856a438168cc1a3af616367857c00a84c089aa7c0a2f8580dcf84dc7d","name":"Sexteto Mayor","registered_at":"2026-06-11T10:58:27Z","symbol":"NIM0006659","token_address":"0xcb05be37cacbbfe406e5d4c5f8c5e0148478b2e1","type":"artist","uuid":"04a8c010-5986-4771-a2f8-f808239b92ed"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1bbbd7856a438168cc1a3af616367857c00a84c089aa7c0a2f8580dcf84dc7d. 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/04a8c010-5986-4771-a2f8-f808239b92ed.json and https://artists.proofprofile.net/proofs/artist/04a8c010-5986-4771-a2f8-f808239b92ed.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xc1bbbd7856a438168cc1a3af616367857c00a84c089aa7c0a2f8580dcf84dc7d","name":"Sexteto Mayor","registered_at":"2026-06-11T10:58:27Z","symbol":"NIM0006659","token_address":"0xcb05be37cacbbfe406e5d4c5f8c5e0148478b2e1","type":"artist","uuid":"04a8c010-5986-4771-a2f8-f808239b92ed"}
album: Embajadores Del Tango (Grabado En Vivo En Alemania)
  type: MusicAlbum
  date published: 1991-01-01
  track: La Peregrinacion
    type: MusicRecording
    duration: PT3M20S
    duration ms: 200546
    explicit: false
    by artist: Sexteto Mayor
    in album: Embajadores Del Tango (Grabado En Vivo En Alemania)
      type: MusicAlbum
      date published: 1991-01-01
    genre: tango
    isrc code: ARF049501009
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T13:13:22+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf842f6b1398363e9d2114fc247626e741ac7b00965085d7559b52fb541fc09e7
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958742
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958742
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF049501009
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T16:16:50Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf842f6b1398363e9d2114fc247626e741ac7b00965085d7559b52fb541fc09e7. Chain 2 (Bitcoin): anchored in block 958742 (2026-07-19T16:16:50Z), 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/ARF049501009.
      date published: 2026-07-19T16:16:50Z
    audio: La Peregrinacion
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 76.587
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.283
      additional property: Energy
        type: PropertyValue
        value: 0.151
      additional property: Speechiness
        type: PropertyValue
        value: 0.038
      additional property: Acousticness
        type: PropertyValue
        value: 0.646
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.007
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.125
      additional property: Loudness (dB)
        type: PropertyValue
        value: -16.885
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Melodia Oriental
    type: MusicRecording
    duration: PT3M15S
    duration ms: 195106
    explicit: false
    by artist: Sexteto Mayor
    in album: Embajadores Del Tango (Grabado En Vivo En Alemania)
      type: MusicAlbum
      date published: 1991-01-01
    genre: tango
    isrc code: ARF049501021
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T10:05:25+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1707bdaf9204f9197f77e871269cf7be5a41044f2d34e4a61189401174f55678
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958142
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958142
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARF049501021
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T10:09:30Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1707bdaf9204f9197f77e871269cf7be5a41044f2d34e4a61189401174f55678. Chain 2 (Bitcoin): anchored in block 958142 (2026-07-15T10:09:30Z), 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/ARF049501021.
      date published: 2026-07-15T10:09:30Z
    audio: Melodia Oriental
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 118.757
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.359
      additional property: Energy
        type: PropertyValue
        value: 0.232
      additional property: Speechiness
        type: PropertyValue
        value: 0.065
      additional property: Acousticness
        type: PropertyValue
        value: 0.851
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.27
      additional property: Liveness
        type: PropertyValue
        value: 0.706
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.295
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Tangos Por El Mundo
album: From Argentina To The World
album: Coleccion Aniversario
album: Bailando Tango
album: On Air
album: Sexteto Mayor - Members Of The Tango Passion
album: Paris Otonal
album: Vida Pasion & Tango
album: Vida Pasion Y Tango
album: Trottoirs de Buenos Aires
album: Passion du Tango
album: Argentina - Quejas de Bandoneon
album: Sexteto Mayor: Trottoirs de Buenos Aires
album: Quejas de Bandoneon
album: Highlights of Sexteto Mayor
album: Universo
album: En Vivo En El Teatro Muncipal De Bahía Blanca (Remastered 2025)
album: Silbando (Remastered 2025)
track: Canción Desesperada (feat. Sexteto Mayor)
track: Sin Palabras (feat. Sexteto Mayor)

Loudness (dB)
type: PropertyValue
value: -15.204

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Minor

Tangos Por El Mundo
type: MusicAlbum
date published: 1995-01-01

From Argentina To The World
type: MusicAlbum
date published: 1996-01-01

From Argentina To The World
type: MusicAlbum
date published: 1996-01-01

Coleccion Aniversario
type: MusicAlbum
date published: 1999-01-01

Bailando Tango
type: MusicAlbum
date published: 1999-01-01

On Air
type: MusicAlbum
date published: 2006

On Air
type: MusicAlbum
date published: 2006-05-12
track: Melancolico Buenos Aires
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238240
  explicit: false
  by artist: Sexteto Mayor
  in album: On Air
    type: MusicAlbum
    date published: 2006-05-12
  genre: tango
  isrc code: DEE970603006
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T11:11:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7674e83846160690446ac09653e6647f935a2d827c383b9aa23f660de025b24f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE970603006
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T18:48:28Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7674e83846160690446ac09653e6647f935a2d827c383b9aa23f660de025b24f. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/DEE970603006.
    date published: 2026-07-05T18:48:28Z
  audio: Melancolico Buenos Aires
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 130.656
    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: 0.418
    additional property: Energy
      type: PropertyValue
      value: 0.309
    additional property: Speechiness
      type: PropertyValue
      value: 0.085
    additional property: Acousticness
      type: PropertyValue
      value: 0.879
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.186
    additional property: Liveness
      type: PropertyValue
      value: 0.694
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.384
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.999
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Inverno Porteno
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231280
  explicit: false
  by artist: Sexteto Mayor
  in album: On Air
    type: MusicAlbum
    date published: 2006-05-12
  genre: tango
  isrc code: DEE970603008
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T03:08:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6a08005fa33f72aeb3df407c5698cfb391887abaf258b8850f0c06cdea425de4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958650
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958650
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE970603008
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T03:36:41Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a08005fa33f72aeb3df407c5698cfb391887abaf258b8850f0c06cdea425de4. Chain 2 (Bitcoin): anchored in block 958650 (2026-07-19T03:36:41Z), 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/DEE970603008.
    date published: 2026-07-19T03:36:41Z
  audio: Inverno Porteno
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 72.759
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.243
    additional property: Energy
      type: PropertyValue
      value: 0.352
    additional property: Speechiness
      type: PropertyValue
      value: 0.097
    additional property: Acousticness
      type: PropertyValue
      value: 0.835
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.076
    additional property: Liveness
      type: PropertyValue
      value: 0.671
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.171
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.17
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Fuga y Misterio/Tangata
  type: MusicRecording
  duration: PT8M54S
  duration ms: 534653
  explicit: false
  by artist: Sexteto Mayor
  in album: On Air
    type: MusicAlbum
    date published: 2006-05-12
  genre: tango
  isrc code: DEE970603010
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T18:43:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x001a852c71044baba2def13512fca267288d3102c8fa148550a09a6f6375e7fe
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Fuga y Misterio/Tangata

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE970603010

OTSTimestamp
type: PropertyValue
value: 2026-07-05T01:12:41Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x001a852c71044baba2def13512fca267288d3102c8fa148550a09a6f6375e7fe. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/DEE970603010.
date published: 2026-07-05T01:12:41Z

Fuga y Misterio/Tangata
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 131.825
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: 0.388
additional property: Energy
  type: PropertyValue
  value: 0.183
additional property: Speechiness
  type: PropertyValue
  value: 0.045
additional property: Acousticness
  type: PropertyValue
  value: 0.871
additional property: Instrumentalness
  type: PropertyValue
  value: 0.301
additional property: Liveness
  type: PropertyValue
  value: 0.745
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.216
additional property: Loudness (dB)
  type: PropertyValue
  value: -16.192
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Minor

Sexteto Mayor - Members Of The Tango Passion
type: MusicAlbum
date published: 2006-08-03

Paris Otonal
type: MusicAlbum
date published: 2007-01-01

Vida Pasion & Tango
type: MusicAlbum
date published: 2009-01-06

Vida Pasion Y Tango
type: MusicAlbum
date published: 2010-10-01

Trottoirs de Buenos Aires
type: MusicAlbum
date published: 2012-03-16
track: Tanguera
  type: MusicRecording
  duration: PT1M56S
  duration ms: 116826
  explicit: false
  by artist: Sexteto Mayor
  in album: Trottoirs de Buenos Aires
    type: MusicAlbum
    date published: 2012-03-16
  genre: tango
  isrc code: DEU241120002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T05:54:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5963ad54bf267f540524bb7c86ab0dbddb2a2f60e28b7db5c1208a4603a7f253
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958110
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958110
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU241120002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T06:57:12Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
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    date published: 2026-07-15T06:57:12Z
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Passion du Tango
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date published: 2012-03-16

Argentina - Quejas de Bandoneon
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date published: 2012-03-16

Passion du Tango
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date published: 2013-02-01

Sexteto Mayor: Trottoirs de Buenos Aires
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date published: 2013-03-01

Quejas de Bandoneon
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date published: 2013-06-01

Highlights of Sexteto Mayor
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date published: 2017-03-20

Universo
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date published: 2024-09-21

En Vivo En El Teatro Muncipal De Bahía Blanca (Remastered 2025)
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date published: 2025-04-28

Silbando (Remastered 2025)
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date published: 2025-05-05

Canción Desesperada (feat. Sexteto Mayor)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Sin Palabras (feat. Sexteto Mayor)
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by artist: Sexteto Mayor
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additional property: OTSVerifyInstructions
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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Sin Palabras (feat. Sexteto Mayor)
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