ISRC USQY51758571
Verified recording
USQY51758571 is “Sorrow” by Pianopassion,
registered on the CopyrightChains blockchain with CopyrightID
0xa83ef3a16af2590a23e855290b55440b48636c211a196ecd58b39d8c991f0b02 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY51758571.
Recording identifiers
- ISRC
- USQY51758571
- Title
- Sorrow
- Artist
- Pianopassion
- CopyrightID (CopyrightChains transaction hash)
0xa83ef3a16af2590a23e855290b55440b48636c211a196ecd58b39d8c991f0b02
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d574f8541e148c64cd7d3f1de6099842d2c188524884379df632a29655eaaad3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY51758571
- Bitcoin block existence check
- https://blockstream.info/api/block/957118