ISRC USSJ10301475
Verified recording
USSJ10301475 is “Tchaikovsky: "Serenade for Strings in C Major, Op. 48: III. Elegia: Larghetto degieco” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x85300d0329dd1a76f1e1440c3f1c780999bbacecf40baed62612ecfa96eaa66a and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10301475.
Recording identifiers
- ISRC
- USSJ10301475
- Title
- Tchaikovsky: "Serenade for Strings in C Major, Op. 48: III. Elegia: Larghetto degieco
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x85300d0329dd1a76f1e1440c3f1c780999bbacecf40baed62612ecfa96eaa66a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:7e478d7e08046da094087b713ae916cb85d3741f4b9a8bac5a30dc4b66d002c3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10301475
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Tchaikovsky: "Serenade for Strings in C Major, Op. 48: III. Elegia: Larghetto degieco · Machine-readable JSON-LD