ISRC USSM11505981
Verified recording
USSM11505981 is “The Seasons, Op. 37a: II. February - Carnival” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x94a3a4a70265578b674d3f9c6cf0d13e751203048e3b7640ef3bd10375298bd3 and independently timestamped
in Bitcoin block 956891 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505981.
Recording identifiers
- ISRC
- USSM11505981
- Title
- The Seasons, Op. 37a: II. February - Carnival
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x94a3a4a70265578b674d3f9c6cf0d13e751203048e3b7640ef3bd10375298bd3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T07:16:32+00:00
- Bitcoin block
- 956891
- Canonical record hash
sha256:0bf2236a77a7044dd031df0b74ce523c1d6f7f11bc27973ae45450058f903dc0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505981
- Bitcoin block existence check
- https://blockstream.info/api/block/956891
Full record
Track page: The Seasons, Op. 37a: II. February - Carnival · Machine-readable JSON-LD