Mavis Rivers
type: MusicGroup
genre: vocal jazz
description: Mavis Chloe Rivers (19 May 1929 – 29 May 1992) was a Samoan and New Zealand jazz singer. She was born in Apia, Samoa, as one of thirteen children to a musical family. In 1952, Rivers made several reco
popularity: 9
followers: 671
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa65ca2f6eb3cac8b7159fac982d8ea51c747eef056c05c02554cbbec9b68ea5e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6ed5abd6-12a8-444a-941f-0b472df6df00.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6ed5abd6-12a8-444a-941f-0b472df6df00.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6ed5abd6-12a8-444a-941f-0b472df6df00
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa65ca2f6eb3cac8b7159fac982d8ea51c747eef056c05c02554cbbec9b68ea5e","name":"Mavis Rivers","registered_at":"2026-06-17T04:37:57Z","symbol":"NIM1283395","token_address":"0x1762f4133ce9be216a5ce267d77075a79ee638a9","type":"artist","uuid":"6ed5abd6-12a8-444a-941f-0b472df6df00"}
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 0xa65ca2f6eb3cac8b7159fac982d8ea51c747eef056c05c02554cbbec9b68ea5e. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6ed5abd6-12a8-444a-941f-0b472df6df00.json and https://artists.proofprofile.net/proofs/artist/6ed5abd6-12a8-444a-941f-0b472df6df00.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xa65ca2f6eb3cac8b7159fac982d8ea51c747eef056c05c02554cbbec9b68ea5e","name":"Mavis Rivers","registered_at":"2026-06-17T04:37:57Z","symbol":"NIM1283395","token_address":"0x1762f4133ce9be216a5ce267d77075a79ee638a9","type":"artist","uuid":"6ed5abd6-12a8-444a-941f-0b472df6df00"}
album: The Complete Tanza Recordings 1949-1952
  type: MusicAlbum
  date published: 1952
  track: Snowflakes
    type: MusicRecording
    duration: PT2M43S
    duration ms: 163526
    explicit: false
    by artist: Mavis Rivers
    in album: The Complete Tanza Recordings 1949-1952
      type: MusicAlbum
      date published: 1952
    genre: vocal jazz
    isrc code: NZFZO2101241
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T12:23:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9f564b0f92866692b12616178a2a5cb008a537896e75fbaa085044a976fb41ba
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958415
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958415
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NZFZO2101241
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T12:50:13Z
    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 0x9f564b0f92866692b12616178a2a5cb008a537896e75fbaa085044a976fb41ba. Chain 2 (Bitcoin): anchored in block 958415 (2026-07-17T12:50:13Z), 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/NZFZO2101241.
      date published: 2026-07-17T12:50:13Z
    audio: Snowflakes
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 147.005
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.447
      additional property: Energy
        type: PropertyValue
        value: 0.122
      additional property: Speechiness
        type: PropertyValue
        value: 0.04
      additional property: Acousticness
        type: PropertyValue
        value: 0.983
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.034
      additional property: Liveness
        type: PropertyValue
        value: 0.107
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.324
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.017
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Take A Number (Remastered)
  type: MusicAlbum
  date published: 1959-01-01
album: Hooray For Love (Remastered)
  type: MusicAlbum
  date published: 1960-01-01
album: Mavis
  type: MusicAlbum
  date published: 1961-01-01
album: Swing Along with Mavis
  type: MusicAlbum
  date published: 1961-01-01
album: Rivers, Mavis: It's A Good Day
  type: MusicAlbum
  date published: 1984-01-01
album: Rivers, Mavis: It's A Good Day
  type: MusicAlbum
  date published: 1984-01-01
album: Take A Number
  type: MusicAlbum
  date published: 2000-01-01
album: Take A Number/Hooray For Love
  type: MusicAlbum
  date published: 2002-01-01
album: We Remember Mildred Bailey
  type: MusicAlbum
  date published: 2009-02-09
album: Take a Number
  type: MusicAlbum
  date published: 2012-03-01
album: The Sultry Sounds of Mavis Rivers
  type: MusicAlbum
  date published: 2013-05-06
album: Mavis Rivers. The Complete Reprise Years 1961-1962. "Mavis," "Swing Along with Mavis" And "Mavis Meets Shorty" Plus Four Bonus Tracks from Singles
  type: MusicAlbum
  date published: 2013-09-02
album: The Very Best Of
  type: MusicAlbum
  date published: 2013-10-01
album: Golden Lady (Recordings Remastered)
  type: MusicAlbum
  date published: 2014-01-01
album: Original Recordings Collection (A Timeless Selection)
  type: MusicAlbum
  date published: 2014-05-23
album: So Rare
  type: MusicAlbum
  date published: 2014-05-30
album: Do You Love Me (50 Original Songs)
  type: MusicAlbum
  date published: 2014-05-30
album: I Remember You
  type: MusicAlbum
  date published: 2014-06-05
album: I Love Music - Only Original Recondings
  type: MusicAlbum
  date published: 2014-06-06
album: Candy
  type: MusicAlbum
  date published: 2014-06-13
album: Honeysuckle Rose
  type: MusicAlbum
  date published: 2014-08-04
album: Masterjazz: Mavis Rivers
  type: MusicAlbum
  date published: 2014-08-15
album: Do It Now
  type: MusicAlbum
  date published: 2014-08-29
album: There, I've Said It Again
  type: MusicAlbum
  date published: 2014-09-24
album: Titanium Hits
album: It's A Great Feeling
album: Best Of
album: People Will Say We're In Love
album: Slightly ouf of Tune
album: The Very Best of Mavis Rivers
album: Like Love
album: Dinner At Eight
album: Places You Go
album: The Greatest Hits
album: Jazz Masetrs, Vol. 1
album: Jazz Masters, Vol. 2
album: Jazz Masters, Vol. 3
album: Four Classic Albums Plus (Take a Number / The Simple Life / Hooray for Love / Mavis)

Titanium Hits
type: MusicAlbum
date published: 2014-10-25

It's A Great Feeling
type: MusicAlbum
date published: 2015-01-28

Best Of
type: MusicAlbum
date published: 2015-06-16

People Will Say We're In Love
type: MusicAlbum
date published: 2017

Slightly ouf of Tune
type: MusicAlbum
date published: 2017

The Very Best of Mavis Rivers
type: MusicAlbum
date published: 2017-08-04

Like Love
type: MusicAlbum
date published: 2017-11-13

Dinner At Eight
type: MusicAlbum
date published: 2017-11-13

Titanium Hits
type: MusicAlbum
date published: 2019-04-13

Places You Go
type: MusicAlbum
date published: 2019-09-26

The Greatest Hits
type: MusicAlbum
date published: 2021-01-24

Jazz Masetrs, Vol. 1
type: MusicAlbum
date published: 2021-01-27

Jazz Masters, Vol. 2
type: MusicAlbum
date published: 2021-01-28

Jazz Masters, Vol. 3
type: MusicAlbum
date published: 2021-01-29

Four Classic Albums Plus (Take a Number / The Simple Life / Hooray for Love / Mavis)
type: MusicAlbum
date published: 2024-11-01