Vanilla Fudge
type: MusicGroup
genre: acid rock
genre: psychedelic rock
description: Vanilla Fudge is an American rock band from New York City formed in 1966 and originally active until 1970, during which time they released five albums. They became known for their hard rock arrangemen
popularity: 40
followers: 118983
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbba2e607b1c82661243ecf98373dd729f9fbd482900e4a5ecf46fb222d593cd8. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7a935326-10e3-4236-825a-c6980bf6b0c4.json and https://artists.proofprofile.net/proofs/artist/7a935326-10e3-4236-825a-c6980bf6b0c4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
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album: Vanilla Fudge
  type: MusicAlbum
  date published: 1967
  track: People Get Ready
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    by artist: Vanilla Fudge
    in album: Vanilla Fudge
      type: MusicAlbum
      date published: 1967
    genre: acid rock
    genre: psychedelic rock
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T16:51:38Z
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37b74b3df0dcb07f909b06749e30bd88169198d2413667b9a34a6f4648bc15d4. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/USAT20106720.
      date published: 2026-07-02T16:51:38Z
    audio: People Get Ready
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  track: a) Eleanor Rigby b) ELDS
    type: MusicRecording
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    by artist: Vanilla Fudge
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      type: MusicAlbum
      date published: 1967
    genre: acid rock
    genre: psychedelic rock
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    additional property: OTSTimestamp
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    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b345e4e0e74930a79a4887397fc2c507d123e45d997bc58850f043788f94ffc. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T00:11:25Z), 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/USAT20106724.
      date published: 2026-07-16T00:11:25Z
    audio: a) Eleanor Rigby b) ELDS
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      additional property: Danceability
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      additional property: Speechiness
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        type: PropertyValue
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      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
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album: Renaissance
album: The Beat Goes On
album: Rock & Roll
album: Mystery
album: Live: The Best Of Vanilla Fudge
album: Live - The Reunion Tour 1991
album: Psychedelic Sundae: The Best Of Vanilla Fudge
album: You Keep Me Hangin' On (UK Chart Top 40 - No. 18)
album: Then And Now
album: Then and Now
album: You Keep Me Hanging On
album: You keep me hanging' on
album: Rock Masters: Ticket to Ride
album: Out Through The In Door
album: Out Through the In Door
album: Greatest Hits
album: You Keep Me Hangin' On
album: Out Through the in Door
album: You Keep Me Hangin' On (Performed Live On The Ed Sullivan Show /68)
album: The Reunion Tour
album: Vanilla Fudge Rocks the Universe - Live in Germany 2003
album: Essential Hits
album: The Complete Atco Singles
album: You Keep Me Hangin' On (Single)
album: Silent Night - Single
album: Spirit Of '67
album: Then and Now - Expanded Edition
album: You Keep Me Hangin' on (Remastered)
album: キープ・ミー・ハンギング・オン
album: Live at Sweden Rock 2016
album: You Keep Me Hangin' On (Extended 'Hollywood' Mix)
album: Immigrant Song
album: Immigrant Song (2022 Remaster)
album: Illusions
album: Rock and Roll
album: Rock and Roll (2022 Remaster)
album: Stop in the Name of Love
album: Ramble On (2022 Remaster)
album: Ramble On
album: Eleanor Rigby
album: Vanilla Zeppelin (2022 Remaster)
album: Vanilla Zeppelin (2024 Version)
track: You Keep Me Hangin' On
track: You Keep Me Hangin' On - Re-Recorded / Remastered
track: You Keep Me Hangin' on

You Keep Me Hangin' On - Re-Recorded / Remastered
type: MusicRecording
duration: PT3M46S
duration ms: 226320
explicit: false
by artist: Vanilla Fudge
in album: Classic Rock Greats
  type: MusicAlbum
  date published: 2009-12-01
isrc code: USA370998921
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-07-02T03:55:08Z
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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bb22d6490707aa5c6f79313933929b6f3840ad2b9f44feb5dfa737e26ccad48. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USA370998921.
  date published: 2026-07-02T03:55:08Z
audio: You Keep Me Hangin' On - Re-Recorded / Remastered
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Acousticness
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Liveness
type: PropertyValue
value: 0.139

Valence (Positivity)
type: PropertyValue
value: 0.283

Loudness (dB)
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Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Minor

Renaissance
type: MusicAlbum
date published: 1968
track: The Sky Cried - When I Was a Boy - 2006 Remaster
  type: MusicRecording
  duration: PT7M40S
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  by artist: Vanilla Fudge
  in album: Renaissance
    type: MusicAlbum
    date published: 1968
  genre: acid rock
  genre: psychedelic rock
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
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  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 0xec86434c3a91814c9b12363c34c41ba7dae9c72f55aac7d30936ca9e54f9aca4. 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/USAT20617482.
    date published: 2026-07-19T22:59:45Z
  audio: The Sky Cried - When I Was a Boy - 2006 Remaster
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    additional property: Danceability
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
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track: Thoughts - 2006 Remaster
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213506
  explicit: false
  by artist: Vanilla Fudge
  in album: Renaissance
    type: MusicAlbum
    date published: 1968
  genre: acid rock
  genre: psychedelic rock
  isrc code: USAT20617484
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
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  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 0xfec7672f74165f53a082c2d36032a1059e36e585eccbc06d0a9a229840d295d4. Chain 2 (Bitcoin): anchored in block 958384 (2026-07-17T08:27:02Z), 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/USAT20617484.
    date published: 2026-07-17T08:27:02Z
  audio: Thoughts - 2006 Remaster
    type: AudioObject
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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The Beat Goes On
type: MusicAlbum
date published: 1968-01-01
track: Fur Elise / Moonlight Sonata
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  genre: acid rock
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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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29bc221398bc7d9b4792754c90a5230be26fc228c5282510cb94c7ff5652c1f3. Chain 2 (Bitcoin): anchored in block 958761 (2026-07-19T20:31:20Z), 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/USAT20702566.
    date published: 2026-07-19T20:31:20Z
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Rock & Roll
type: MusicAlbum
date published: 1969
track: Need Love - 2006 Remaster
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  by artist: Vanilla Fudge
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    type: MusicAlbum
    date published: 1969
  genre: acid rock
  genre: psychedelic rock
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  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/USAT20617499
  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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23af85d4ba2bcd8c3a3ced1f9bc8528f2a8104c4d5befe62d45a184ee9261b9c. 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/USAT20617499.
    date published: 2026-07-03T21:18:05Z
  audio: Need Love - 2006 Remaster
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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Mystery
type: MusicAlbum
date published: 1984

Live: The Best Of Vanilla Fudge
type: MusicAlbum
date published: 1991

Live - The Reunion Tour 1991
type: MusicAlbum
date published: 1991-01-01

Psychedelic Sundae: The Best Of Vanilla Fudge
type: MusicAlbum
date published: 1993
track: Season of the Witch
  type: MusicRecording
  duration: PT7M47S
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  explicit: false
  by artist: Vanilla Fudge
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    type: MusicAlbum
    date published: 1993
  genre: acid rock
  genre: psychedelic rock
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x7268efa57cf399e37e4d5f99047eb0b261a155ce9dfb2ce9499946a7b5aadc0a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956656
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT20106734
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T14:03:39Z
  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 0x7268efa57cf399e37e4d5f99047eb0b261a155ce9dfb2ce9499946a7b5aadc0a. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/USAT20106734.
    date published: 2026-07-04T14:03:39Z
  audio: Season of the Witch
    type: AudioObject
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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You Keep Me Hangin' On (UK Chart Top 40 - No. 18)
type: MusicAlbum
date published: 2000

Then And Now
type: MusicAlbum
date published: 2004

Then And Now
type: MusicAlbum
date published: 2004

Then and Now
type: MusicAlbum
date published: 2004-04-01

You Keep Me Hanging On
type: MusicAlbum
date published: 2004-11-30

You keep me hanging' on
type: MusicAlbum
date published: 2005-09-15

Rock Masters: Ticket to Ride
type: MusicAlbum
date published: 2005-11-21

You keep me hanging' on
type: MusicAlbum
date published: 2006-05-10

Out Through The In Door
type: MusicAlbum
date published: 2007

Out Through The In Door
type: MusicAlbum
date published: 2007

Out Through the In Door
type: MusicAlbum
date published: 2007

Greatest Hits
type: MusicAlbum
date published: 2007-04-01

You Keep Me Hangin' On
type: MusicAlbum
date published: 2007-04-01
track: You Keep Me Hangin' On
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  duration: PT3M44S
  duration ms: 224267
  explicit: false
  by artist: Vanilla Fudge
  in album: You Keep Me Hangin' On
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    date published: 2007-04-01
  genre: acid rock
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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/USA560648625
  additional property: OTSTimestamp
    type: PropertyValue
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  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 0x592c6446bd01519913aeba2f0badb43f9fc6033df7eed4074bdfa5a5e519d334. Chain 2 (Bitcoin): anchored in block 958792 (2026-07-19T22:55:52Z), 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/USA560648625.
    date published: 2026-07-19T22:55:52Z
  audio: You Keep Me Hangin' On
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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Out Through the In Door
type: MusicAlbum
date published: 2009

Out Through the In Door
type: MusicAlbum
date published: 2009

Out Through the in Door
type: MusicAlbum
date published: 2009-07-12

Out Through the in Door
type: MusicAlbum
date published: 2009-09-01

Out Through the in Door
type: MusicAlbum
date published: 2009-09-01

Out Through the in Door
type: MusicAlbum
date published: 2009-09-01

You Keep Me Hangin' On (Performed Live On The Ed Sullivan Show /68)
type: MusicAlbum
date published: 2010-01-01

The Reunion Tour
type: MusicAlbum
date published: 2012-05-11

Vanilla Fudge Rocks the Universe - Live in Germany 2003
type: MusicAlbum
date published: 2013-01-01

Essential Hits
type: MusicAlbum
date published: 2013-01-22

The Complete Atco Singles
type: MusicAlbum
date published: 2014
track: Where Is My Mind - 2007 Remaster
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  duration: PT2M44S
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  by artist: Vanilla Fudge
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    type: MusicAlbum
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  genre: acid rock
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  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
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    date published: 2026-07-14T20:39:42Z
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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track: The Look of Love - 2007 Remaster
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  duration: PT2M49S
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  by artist: Vanilla Fudge
  in album: The Complete Atco Singles
    type: MusicAlbum
    date published: 2014
  genre: acid rock
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  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
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    date published: 2026-07-21T00:27:37Z
  audio: The Look of Love - 2007 Remaster
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    additional property: Mode (Major/Minor)
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  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Season of the Witch, Pt. 1
track: Shotgun - Single Version
track: Good Good Lovin'
track: Some Velvet Morning - 2007 Remaster

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/958945

OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b2f7506eef1a3bf4c34ef1987d523765a543f0bbba5283fa3f587c33c91e3ef. Chain 2 (Bitcoin): anchored in block 958945 (2026-07-21T02:03:43Z), 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/USAT20201401.
date published: 2026-07-21T02:03:43Z

Season of the Witch, Pt. 1
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additional property: Tempo (BPM)
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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subject of: OpenTimestamps Proof of Existence
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Good Good Lovin'
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subject of: OpenTimestamps Proof of Existence
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Some Velvet Morning - 2007 Remaster
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subject of: OpenTimestamps Proof of Existence
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Silent Night - Single
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Spirit Of '67
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Then and Now - Expanded Edition
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You Keep Me Hangin' On
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You Keep Me Hangin' On
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Out Through The In Door
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You Keep Me Hangin' on (Remastered)
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キープ・ミー・ハンギング・オン
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Live at Sweden Rock 2016
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You Keep Me Hangin' On (Extended 'Hollywood' Mix)
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You Keep Me Hangin' On (Extended 'Hollywood' Mix)
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Immigrant Song
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Immigrant Song
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Immigrant Song (2022 Remaster)
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Illusions
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Rock and Roll
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Rock and Roll (2022 Remaster)
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Stop in the Name of Love
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Then and Now
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Then and Now
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Stop in the Name of Love
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Ramble On (2022 Remaster)
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Ramble On
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Eleanor Rigby
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Eleanor Rigby
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Rock and Roll (2022 Remaster)
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Vanilla Zeppelin (2022 Remaster)
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Vanilla Zeppelin (2022 Remaster)
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Vanilla Zeppelin (2024 Version)
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  date published: 2026-07-02T03:30:09Z
audio: You Keep Me Hangin' on
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You Keep Me Hangin' On
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by artist: Vanilla Fudge
in album: 60s: The Collection
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  date published: 2016-05-06
isrc code: USAT20201405
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: You Keep Me Hangin' On
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