ISRC GBBBA1800310
Verified recording
GBBBA1800310 is “The Seasons, Op. 37a, TH 135: 3. March: Song of the Lark” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xb5c3a51a27576faa10c753c2806357059de42625a6f8046a804faabe92b63246 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800310.
Recording identifiers
- ISRC
- GBBBA1800310
- Title
- The Seasons, Op. 37a, TH 135: 3. March: Song of the Lark
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xb5c3a51a27576faa10c753c2806357059de42625a6f8046a804faabe92b63246
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:abd223a47566e312d845c2b1c715d0048064d6d2fe6dc45d55b88b12c69cb0c0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA1800310
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: The Seasons, Op. 37a, TH 135: 3. March: Song of the Lark · Machine-readable JSON-LD