ISRC US4R31334321
Verified recording
US4R31334321 is “1812 Overture, Op. 49” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x893f2168478f309886e597ac630db8a17592dff0731a36cebe95efc894371398 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31334321.
Recording identifiers
- ISRC
- US4R31334321
- Title
- 1812 Overture, Op. 49
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x893f2168478f309886e597ac630db8a17592dff0731a36cebe95efc894371398
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:75d8fbac7a4c4722a57e8d03a994f3c5703092d77f4b02a78eac33e644e442cb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31334321
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: 1812 Overture, Op. 49 · Machine-readable JSON-LD