ISRC CA5KR2307681
Verified recording
CA5KR2307681 is “Free Yo-Yo” by Lil Ivyjr,
registered on the CopyrightChains blockchain with CopyrightID
0xc586dacc5084ad6cd1eb6195231dcb5439611fb1d5863cbe1d65033a53cb30ea and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2307681.
Recording identifiers
- ISRC
- CA5KR2307681
- Title
- Free Yo-Yo
- Artist
- Lil Ivyjr
- CopyrightID (CopyrightChains transaction hash)
0xc586dacc5084ad6cd1eb6195231dcb5439611fb1d5863cbe1d65033a53cb30ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:252b3069d14e407ae2d74bc98d4adf93f764624d9e1481a8b43291bdc2920f53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2307681
- Bitcoin block existence check
- https://blockstream.info/api/block/960138