ISRC USLZJ2457707
Verified recording
USLZJ2457707 is “Courtesy” by SadBois,
registered on the CopyrightChains blockchain with CopyrightID
0x631174d8eb19c0691e1fbefa310f1587b67058677a3ba88fb0d32ab2587c0831 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/USLZJ2457707.
Recording identifiers
- ISRC
- USLZJ2457707
- Title
- Courtesy
- Artist
- SadBois
- CopyrightID (CopyrightChains transaction hash)
0x631174d8eb19c0691e1fbefa310f1587b67058677a3ba88fb0d32ab2587c0831
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:de5dbd360f97595043f105dc6dd73ed2047f995deabd8ca4c5f190a4cfc1c9ce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLZJ2457707
- Bitcoin block existence check
- https://blockstream.info/api/block/953520