ISRC USQX92001257
Verified recording
USQX92001257 is “Sign On the Window” by Luba Mason,
registered on the CopyrightChains blockchain with CopyrightID
0x97af1f2d5eb2fd95224800b89e284b168ae1cc3b72eba528076f1955fcf83ddf and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92001257.
Recording identifiers
- ISRC
- USQX92001257
- Title
- Sign On the Window
- Artist
- Luba Mason
- CopyrightID (CopyrightChains transaction hash)
0x97af1f2d5eb2fd95224800b89e284b168ae1cc3b72eba528076f1955fcf83ddf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:51f0823ca2f86326cbc68cf8328e1b5bedd78b0234ab60c6c41050175f5c121f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92001257
- Bitcoin block existence check
- https://blockstream.info/api/block/956304