ISRC US3DF2462256
Verified recording
US3DF2462256 is “TU TU TU <3” by Knak,
registered on the CopyrightChains blockchain with CopyrightID
0xa0bac04dd65061c4b8171f80bcc015adcee72152436b9f82475222322da281da and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2462256.
Recording identifiers
- ISRC
- US3DF2462256
- Title
- TU TU TU <3
- Artist
- Knak
- CopyrightID (CopyrightChains transaction hash)
0xa0bac04dd65061c4b8171f80bcc015adcee72152436b9f82475222322da281da
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:f0091467e5a195c632375d1c2ead73884823d32250ee2135d9440d2acf077d7f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2462256
- Bitcoin block existence check
- https://blockstream.info/api/block/953513