ISRC USSM11505982
Verified recording
USSM11505982 is “The Seasons, Op. 37a: III. March - Song of the Lark” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x9f6a690e1c2f62ef46893cc8ec7dc5c7667c587b8c1d11e74dbab3885b14813e 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/USSM11505982.
Recording identifiers
- ISRC
- USSM11505982
- Title
- The Seasons, Op. 37a: III. March - Song of the Lark
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x9f6a690e1c2f62ef46893cc8ec7dc5c7667c587b8c1d11e74dbab3885b14813e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:0d322bd532551a1057a4b60fec7cadcb2ea289e2c5c69fe9de52f7e9a00c5c3e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11505982
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Seasons, Op. 37a: III. March - Song of the Lark · Machine-readable JSON-LD