ISRC KRA301700521
Verified recording
KRA301700521 is “X BACK” by LAY,
registered on the CopyrightChains blockchain with CopyrightID
0xf36777a4b480e9ce60aca45102d36d3627507f044ebdbd4a79c3ca8579d1700b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA301700521.
Recording identifiers
- ISRC
- KRA301700521
- Title
- X BACK
- Artist
- LAY
- CopyrightID (CopyrightChains transaction hash)
0xf36777a4b480e9ce60aca45102d36d3627507f044ebdbd4a79c3ca8579d1700b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:ee490a26326eef810e30490b3b523c2af2696c37ba60a218530217810b3e2b68- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRA301700521
- Bitcoin block existence check
- https://blockstream.info/api/block/953520