Rosemarie Lang
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genre: choral
genre: classical
genre: requiem
description: Rosemarie Lang (21 May 1947 – 12 January 2017) was a German operatic mezzo-soprano. Life Born in Grünstädtel, Lang studied at the University of Music and Theatre Leipzig with Elisabeth Breul, Eva S
popularity: 21
followers: 122
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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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album: Bruckner: Complete Masses - Te Deum
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  track: Mass No. 1 in D Minor: Kyrie
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    by artist: Anton Bruckner
    by artist: Isabelle Müller-Kant
    by artist: Eibe Möhlmann
    by artist: Daniel Sans
    by artist: Christof Fischesser
    by artist: Chamber Choir Of Europe
    by artist: Württembergische Philharmonie Reutlingen
    by artist: Nicol Matt
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      type: MusicAlbum
      date published: 2013-03-28
    popularity: 2
    genre: classical
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:22:41Z
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  track: Te Deum: Salvum fac
  track: Te Deum: In te Domine speravi
  track: Te Deum: Te Deum
  track: Te Deum: Te ergo
  track: Te Deum: Aeterna fac
track: Missa brevis in G, K.49: 3. Credo
track: Missa brevis in G, K.49: 1. Kyrie
track: Missa brevis in G, K.49: 5. Benedictus

Te Deum: Salvum fac
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explicit: false
by artist: Anton Bruckner
by artist: Magdaléna Hajóssyová
by artist: Rosemarie Lang
by artist: Peter-Jurgen Schmidt
by artist: Hermann Christian Polster
by artist: Rundfunkchor Berlin
by artist: Berlin Radio Symphony Orchestra
by artist: Heinz Rögner
in album: Bruckner: Complete Masses - Te Deum
  type: MusicAlbum
  date published: 2013-03-28
popularity: 8
genre: classical
genre: orchestra
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Te Deum: Salvum fac
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Te Deum: In te Domine speravi
type: MusicRecording
duration: PT6M20S
duration ms: 380026
explicit: false
by artist: Anton Bruckner
by artist: Magdaléna Hajóssyová
by artist: Rosemarie Lang
by artist: Peter-Jurgen Schmidt
by artist: Hermann Christian Polster
by artist: Rundfunkchor Berlin
by artist: Berlin Radio Symphony Orchestra
by artist: Heinz Rögner
in album: Bruckner: Complete Masses - Te Deum
  type: MusicAlbum
  date published: 2013-03-28
popularity: 8
genre: classical
genre: orchestra
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:20:19Z
audio: Te Deum: In te Domine speravi
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Te Deum: Te Deum
type: MusicRecording
duration: PT6M23S
duration ms: 383573
explicit: false
by artist: Anton Bruckner
by artist: Magdaléna Hajóssyová
by artist: Rosemarie Lang
by artist: Peter-Jurgen Schmidt
by artist: Hermann Christian Polster
by artist: Rundfunkchor Berlin
by artist: Berlin Radio Symphony Orchestra
by artist: Heinz Rögner
in album: Bruckner: Complete Masses - Te Deum
  type: MusicAlbum
  date published: 2013-03-28
popularity: 12
genre: classical
genre: orchestra
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T20:24:25Z
audio: Te Deum: Te Deum
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additional property: CopyrightID
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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

Te Deum: Te ergo
type: MusicRecording
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duration ms: 150933
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by artist: Anton Bruckner
by artist: Magdaléna Hajóssyová
by artist: Rosemarie Lang
by artist: Peter-Jurgen Schmidt
by artist: Hermann Christian Polster
by artist: Rundfunkchor Berlin
by artist: Berlin Radio Symphony Orchestra
by artist: Heinz Rögner
in album: Bruckner: Complete Masses - Te Deum
  type: MusicAlbum
  date published: 2013-03-28
popularity: 7
genre: classical
genre: orchestra
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:26:40Z
audio: Te Deum: Te ergo
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additional property: CopyrightID
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additional property: OTSTimestamp
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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

Te Deum: Aeterna fac
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by artist: Rosemarie Lang
by artist: Peter-Jurgen Schmidt
by artist: Hermann Christian Polster
by artist: Rundfunkchor Berlin
by artist: Berlin Radio Symphony Orchestra
by artist: Heinz Rögner
in album: Bruckner: Complete Masses - Te Deum
  type: MusicAlbum
  date published: 2013-03-28
popularity: 9
genre: classical
genre: orchestra
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T01:32:48Z
audio: Te Deum: Aeterna fac
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  additional property: Tempo (BPM)
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    value: 90.408
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.203
  additional property: Energy
    type: PropertyValue
    value: 0.228
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.937
  additional property: Liveness
    type: PropertyValue
    value: 0.146
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.095
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.809
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: NLY331305328
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960185
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T01:32:48+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331305328
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960185
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960185
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T01:32:48+00:00
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

Missa brevis in G, K.49: 3. Credo
type: MusicRecording
duration: PT9M0S
duration ms: 540000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Edith Mathis
by artist: Rosemarie Lang
by artist: Uwe Heilmann
by artist: Jan-Hendrik Rootering
by artist: MDR Leipzig Radio Chorus
by artist: MDR-Sinfonieorchester
by artist: Herbert Kegel
in album: Mozart: Complete Edition Box 10: Missae, Requiem etc
  type: MusicAlbum
  date published: 2000-01-01
popularity: 1
genre: classical
genre: classical-era
isrc code: NLA508802509
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:47:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3afd885b35dd3e1009416645eb1377efa474db20c744326fa03c0df8f426303b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508802509
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
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3afd885b35dd3e1009416645eb1377efa474db20c744326fa03c0df8f426303b. 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/NLA508802509.
  date published: 2026-07-08T03:22:41Z
audio: Missa brevis in G, K.49: 3. Credo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.258
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.14
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.308
  additional property: Liveness
    type: PropertyValue
    value: 0.238
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.779
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Missa brevis in G, K.49: 1. Kyrie
type: MusicRecording
duration: PT2M0S
duration ms: 120000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Edith Mathis
by artist: Rosemarie Lang
by artist: Uwe Heilmann
by artist: Jan-Hendrik Rootering
by artist: MDR Leipzig Radio Chorus
by artist: MDR-Sinfonieorchester
by artist: Herbert Kegel
in album: Mozart: Complete Edition Box 10: Missae, Requiem etc
  type: MusicAlbum
  date published: 2000-01-01
popularity: 1
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd391758c6650e6ffcec7a9ea925fc9e77dd46437fbcff0c2824d49496bfbb5d3. Chain 2 (Bitcoin): anchored in block 960463 (2026-07-31T20:42:35Z), 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/NLA508802507.
  date published: 2026-07-31T20:42:35Z
audio: Missa brevis in G, K.49: 1. Kyrie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 172.232
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.081
  additional property: Energy
    type: PropertyValue
    value: 0.084
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.86
  additional property: Liveness
    type: PropertyValue
    value: 0.391
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.106
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.481
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLA508802507
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960463
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T20:42:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508802507
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960463
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960463
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:42:35+00:00
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

Missa brevis in G, K.49: 5. Benedictus
type: MusicRecording
duration: PT1M45S
duration ms: 105000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Edith Mathis
by artist: Rosemarie Lang
by artist: Uwe Heilmann
by artist: Jan-Hendrik Rootering
by artist: MDR Leipzig Radio Chorus
by artist: MDR-Sinfonieorchester
by artist: Herbert Kegel
in album: Mozart: Complete Edition Box 10: Missae, Requiem etc
  type: MusicAlbum
  date published: 2000-01-01
popularity: 1
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84b405f3b84d4800d2f5b9eeed96728a1f10ef8504f0a37a64674ae658a476d5. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/NLA508802511.
  date published: 2026-07-31T15:59:18Z
audio: Missa brevis in G, K.49: 5. Benedictus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.025
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.201
  additional property: Energy
    type: PropertyValue
    value: 0.12
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.152
  additional property: Liveness
    type: PropertyValue
    value: 0.192
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.141
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.222
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLA508802511
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960427
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T15:59:18+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA508802511
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960427
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960427
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:59:18+00:00
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