ISRC NL1LE2303373
Verified recording
NL1LE2303373 is “Cheonsa” by SwuM,
registered on the CopyrightChains blockchain with CopyrightID
0x099abcf92f52dc90e211aa6178aa38489bbfd6bc03b6e42e38e08429c145a3b2 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/NL1LE2303373.
Recording identifiers
- ISRC
- NL1LE2303373
- Title
- Cheonsa
- Artist
- SwuM
- CopyrightID (CopyrightChains transaction hash)
0x099abcf92f52dc90e211aa6178aa38489bbfd6bc03b6e42e38e08429c145a3b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:9a5b1a38104c8230ac692c0df97db0a8fcfa568260df002d881997b2d3d6ec8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL1LE2303373
- Bitcoin block existence check
- https://blockstream.info/api/block/953520