Blackriver Kids Music
type: MusicGroup
popularity: 14
followers: 2
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6adfbf0fd486cbad09d386cd807ad35c5b248a77b5717b6357657ae900f9ca87
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953770
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953770
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ae569757-21b6-49fa-9d7a-7a5de04566b2.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ae569757-21b6-49fa-9d7a-7a5de04566b2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ae569757-21b6-49fa-9d7a-7a5de04566b2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T09:50:11Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6adfbf0fd486cbad09d386cd807ad35c5b248a77b5717b6357657ae900f9ca87","name":"Blackriver Kids Music","registered_at":"2026-06-14T22:53:42Z","symbol":"NIM0602149","token_address":"0xdeb21feafb8897a2a93a56b6ab2bd3e5249caba9","type":"artist","uuid":"ae569757-21b6-49fa-9d7a-7a5de04566b2"}
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 0x6adfbf0fd486cbad09d386cd807ad35c5b248a77b5717b6357657ae900f9ca87. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ae569757-21b6-49fa-9d7a-7a5de04566b2.json and https://artists.proofprofile.net/proofs/artist/ae569757-21b6-49fa-9d7a-7a5de04566b2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T09:50:11Z
  text: {"copyright_id":"0x6adfbf0fd486cbad09d386cd807ad35c5b248a77b5717b6357657ae900f9ca87","name":"Blackriver Kids Music","registered_at":"2026-06-14T22:53:42Z","symbol":"NIM0602149","token_address":"0xdeb21feafb8897a2a93a56b6ab2bd3e5249caba9","type":"artist","uuid":"ae569757-21b6-49fa-9d7a-7a5de04566b2"}
album: The Day You Begin Song | Back to School Kids Song About Bravery & Belonging | Preschool Music
  type: MusicAlbum
  date published: 2025-09-02
album: Goodnight Gorilla Song | Kids Bedtime Song | Children Storybook Music
  type: MusicAlbum
  date published: 2025-09-02
album: Room on the Broom Song| Kids Song | Children Storybook & Preschool Music
  type: MusicAlbum
  date published: 2025-09-03
album: We are Going on a Bear Hunt Song (Kids Song Children Storybook & Preschool Music)
  type: MusicAlbum
  date published: 2025-09-04
album: Hello September! The Official Song from Blackriver Kids Music
  type: MusicAlbum
  date published: 2025-09-06
album: Harold and the Purple Crayon Song | Kids Song | Children Bedtime & Storybook Music
  type: MusicAlbum
  date published: 2025-09-07
album: The Mitten Song | Winter Kids Song About Animals | Children Storybook Song & Preschool Learning Music
  type: MusicAlbum
  date published: 2025-09-10
album: Goodbye Summer Hello Autumn Song Fall Songs for Kids Preschool & Kindergarten Circle Time
  type: MusicAlbum
  date published: 2025-09-10
album: September Skies | Fall Song for Kids | Preschool & Kindergarten Autumn Circle Time Music
  type: MusicAlbum
  date published: 2025-09-10
album: Leaves Are Falling Down Song (Autumn Songs for Kids Preschool & Kindergarten Circle Time)
  type: MusicAlbum
  date published: 2025-09-12
album: Halloween Kids Song – Pumpkin Patch Parade | Fun Action Song for Children
  type: MusicAlbum
  date published: 2025-09-23
album: Leo the Lion: Three Bite Rule
  type: MusicAlbum
  date published: 2025-09-29
album: Leo the Lion: Halloween Songs for Kids
  type: MusicAlbum
  date published: 2025-09-30
album: The Silly Skeleton Dance | Fun Halloween Kids Song
  type: MusicAlbum
  date published: 2025-10-01
album: Pumpkin Town – Magical Halloween Song for Kids | Blackriver Kids Music
  type: MusicAlbum
  date published: 2025-10-08
album: Thank You, Thanksgiving Day! – Fun Thanksgiving Song for Kids | Blackriver Kids Music
  type: MusicAlbum
  date published: 2025-10-11
album: This Is Halloween – Happy Trick or Treat Song for Kids
  type: MusicAlbum
  date published: 2025-10-15
album: The Spiders’ Dance Party – Funny Halloween Song for Kids | Blackriver Kids Music
  type: MusicAlbum
  date published: 2025-10-16
album: Shape Monsters – Halloween Shapes Song for Kids
  type: MusicAlbum
  date published: 2025-10-17
album: Leo the Lion and the New Friend – Fun Kids Song About Friendship and Kindness
  type: MusicAlbum
  date published: 2025-10-18
album: Leo the Lion’s Fall Adventure – A Family Road Trip Song!
  type: MusicAlbum
  date published: 2025-10-19
album: Classroom Brain Break: Addition & Subtraction Song
  type: MusicAlbum
  date published: 2025-10-30
album: Leaf Jump Jam (Counting & Colors Song for Kids)
  type: MusicAlbum
  date published: 2025-11-01
album: Mittens Match-Up (Kids Pairs & Patterns Song)
  type: MusicAlbum
  date published: 2025-11-02
album: Thank-You Train | Please & Thank You Kids Song (Manners & Turn-Taking)
  type: MusicAlbum
  date published: 2025-11-04
album: Panda Bear, What Do You See? Animal Adventure Song for Kids
  type: MusicAlbum
  date published: 2025-11-06
album: The Very Hungry Caterpillar – Counting, Colors & Growth Song for Kids
  type: MusicAlbum
  date published: 2025-11-08
album: Sweater Weather Shuffle – Sing & Move Along Fall Song for Children
  type: MusicAlbum
  date published: 2025-11-09
album: The Very Busy Spider Song – A Fun Kids’ Song About Focus and Hard Work
  type: MusicAlbum
  date published: 2025-11-11
album: The Very Quiet Cricket Song – A Gentle Kids’ Song About Finding Your Voice
  type: MusicAlbum
  date published: 2025-11-13
album: The Very Lonely Firefly Song – A Gentle Kids’ Song About Friendship and Belonging
  type: MusicAlbum
  date published: 2025-11-17