ISRC USE830923913
Verified recording
USE830923913 is “Heavy Heart (Emil/Piano ver.)” by Sean Schafianski,
registered on the CopyrightChains blockchain with CopyrightID
0x2c3d13f2652cb94f6539ed46f9099c6f764f0c20c8d0aeb17b4ec4d40c6ff148 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/USE830923913.
Recording identifiers
- ISRC
- USE830923913
- Title
- Heavy Heart (Emil/Piano ver.)
- Artist
- Sean Schafianski
- CopyrightID (CopyrightChains transaction hash)
0x2c3d13f2652cb94f6539ed46f9099c6f764f0c20c8d0aeb17b4ec4d40c6ff148
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d03f711eab55109595b5869c3669103a8e091c4b5eb20183e421ba8c86c89066- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USE830923913
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Heavy Heart (Emil/Piano ver.) · Machine-readable JSON-LD