Michael Greilsammer
type: MusicGroup
popularity: 14
followers: 1683
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05b5ccf5f94fc2b3f8a4a29311977655fc9f6f04601a9ccd22efbd24adcdc353
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953645
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3fa38521-6517-498a-b8ae-cc93a4bc7e84.ots
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3fa38521-6517-498a-b8ae-cc93a4bc7e84
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T14:31:42Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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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 0x05b5ccf5f94fc2b3f8a4a29311977655fc9f6f04601a9ccd22efbd24adcdc353. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3fa38521-6517-498a-b8ae-cc93a4bc7e84.json and https://artists.proofprofile.net/proofs/artist/3fa38521-6517-498a-b8ae-cc93a4bc7e84.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T15:20:52Z
  text: {"copyright_id":"0x05b5ccf5f94fc2b3f8a4a29311977655fc9f6f04601a9ccd22efbd24adcdc353","name":"Michael Greilsammer","registered_at":"2026-06-14T11:07:36Z","symbol":"NIM0433727","token_address":"0x2d6312a9e3196ad3b3eb542eb804472cbcaa37bd","type":"artist","uuid":"3fa38521-6517-498a-b8ae-cc93a4bc7e84"}
album: Je me réveille (Mitorer)
  type: MusicAlbum
  date published: 2009
album: מתעורר
  type: MusicAlbum
  date published: 2009
  track: מתעורר
    type: MusicRecording
    duration: PT3M28S
    duration ms: 208306
    explicit: false
    by artist: Michael Greilsammer
    in album: מתעורר
      type: MusicAlbum
      date published: 2009
    isrc code: US2391900492
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T17:54:16+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7c08108d1576359d93795342015a0696b4dcd7a73fa7e73a09da4deaae3a9393
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958765
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958765
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2391900492
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T20:57:32Z
    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 0x7c08108d1576359d93795342015a0696b4dcd7a73fa7e73a09da4deaae3a9393. Chain 2 (Bitcoin): anchored in block 958765 (2026-07-19T20:57:32Z), 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/US2391900492.
      date published: 2026-07-19T20:57:32Z
    audio: מתעורר
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 125.023
      additional property: Musical Key
        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: 0.63
      additional property: Energy
        type: PropertyValue
        value: 0.734
      additional property: Speechiness
        type: PropertyValue
        value: 0.078
      additional property: Acousticness
        type: PropertyValue
        value: 0.446
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.1
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.852
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.871
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: יאללה בואי (אהבה נצחית)
    type: MusicRecording
    duration: PT4M31S
    duration ms: 271506
    explicit: false
    by artist: Michael Greilsammer
    in album: מתעורר
      type: MusicAlbum
      date published: 2009
    isrc code: US2391900494
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T19:55:21+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7184b289f181d86412344d8d9d1bd46cb939550f437354b052cab60f2e713865
    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
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2391900494
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7184b289f181d86412344d8d9d1bd46cb939550f437354b052cab60f2e713865. 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/US2391900494.
      date published: 2026-07-05T01:12:41Z
    audio: יאללה בואי (אהבה נצחית)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 129.995
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.532
      additional property: Energy
        type: PropertyValue
        value: 0.859
      additional property: Speechiness
        type: PropertyValue
        value: 0.051
      additional property: Acousticness
        type: PropertyValue
        value: 0.034
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.338
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.417
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Mitorer
album: Je me réveille
album: בפריז
album: B Paris
album: גיטרה וכינור
album: Sababa
album: וכל החיים
album: 2X5
album: העץ והפרי (סשן אקוסטי)
album: So Long, Marianne
album: ספטמבר
album: שרלוק
album: אבידות
album: Hasalon Live Session
album: Beyond Gravity

Loudness (dB)
type: PropertyValue
value: -3.344

Key Name
type: PropertyValue
value: F#

Mode Name
type: PropertyValue
value: Minor

Mitorer
type: MusicAlbum
date published: 2009
track: Lo Nirdam (Eishti Hayekara)
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211800
  explicit: false
  by artist: Michael Greilsammer
  in album: Mitorer
    type: MusicAlbum
    date published: 2009
  isrc code: IL4630900569
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T17:09:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x72af16c9fb0e07d1b96804736429656d60f2b92e2f8c832e220ec80889ba5a84
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956551
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IL4630900569
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T21:18:05Z
  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 0x72af16c9fb0e07d1b96804736429656d60f2b92e2f8c832e220ec80889ba5a84. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/IL4630900569.
    date published: 2026-07-03T21:18:05Z
  audio: Lo Nirdam (Eishti Hayekara)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 153.361
    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: 0.375
    additional property: Energy
      type: PropertyValue
      value: 0.563
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.174
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.299
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.43
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.543
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor

מתעורר
type: MusicAlbum
date published: 2009

Mitorer
type: MusicAlbum
date published: 2009

מתעורר
type: MusicAlbum
date published: 2009-09-03

Je me réveille
type: MusicAlbum
date published: 2010-02-08

Je me réveille (Mitorer)
type: MusicAlbum
date published: 2010-02-08

Je me réveille (Mitorer)
type: MusicAlbum
date published: 2010-02-08

בפריז
type: MusicAlbum
date published: 2011

B Paris
type: MusicAlbum
date published: 2011

B Paris
type: MusicAlbum
date published: 2011

בפריז
type: MusicAlbum
date published: 2011

B Paris
type: MusicAlbum
date published: 2014-02-11

גיטרה וכינור
type: MusicAlbum
date published: 2017-01-09

Mitorer
type: MusicAlbum
date published: 2017-04-07
track: Yalla Boei (Ahava Nitzhit)
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271506
  explicit: false
  by artist: Michael Greilsammer
  in album: Mitorer
    type: MusicAlbum
    date published: 2017-04-07
  isrc code: IL4630900564
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T22:02:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd1e397ca2975d2348fb93aff41dce5cdc664cb114d22201d3e194d712e224e7a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958793
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958793
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IL4630900564
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T22:59:45Z
  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 0xd1e397ca2975d2348fb93aff41dce5cdc664cb114d22201d3e194d712e224e7a. Chain 2 (Bitcoin): anchored in block 958793 (2026-07-19T22:59:45Z), 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/IL4630900564.
    date published: 2026-07-19T22:59:45Z
  audio: Yalla Boei (Ahava Nitzhit)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 129.995
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.532
    additional property: Energy
      type: PropertyValue
      value: 0.859
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.034
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.338
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.417
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.344
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Sababa
type: MusicAlbum
date published: 2018-08-09

וכל החיים
type: MusicAlbum
date published: 2019-01-14

2X5
type: MusicAlbum
date published: 2019-11-17

העץ והפרי (סשן אקוסטי)
type: MusicAlbum
date published: 2019-11-17

מתעורר
type: MusicAlbum
date published: 2020-01-17

So Long, Marianne
type: MusicAlbum
date published: 2021-03-17

ספטמבר
type: MusicAlbum
date published: 2021-09-12

שרלוק
type: MusicAlbum
date published: 2022-02-14

אבידות
type: MusicAlbum
date published: 2022-12-02

Hasalon Live Session
type: MusicAlbum
date published: 2023-01-30

Beyond Gravity
type: MusicAlbum
date published: 2024-02-02