ISRC FRZ131700140
Verified recording
FRZ131700140 is “The Seasons, Op. 37a, TH 135: No. 10 in D Minor, October. Autumn Song” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xc53c6b1067cb918f00caf3a1f2f1a447f0f2a35d57526cbce7af7ce04c8c3f30 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131700140.
Recording identifiers
- ISRC
- FRZ131700140
- Title
- The Seasons, Op. 37a, TH 135: No. 10 in D Minor, October. Autumn Song
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xc53c6b1067cb918f00caf3a1f2f1a447f0f2a35d57526cbce7af7ce04c8c3f30
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:91663255e7d4d94c13846276a1aa8ba02864d22d9a571bc66272fbf137ca9370- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131700140
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: The Seasons, Op. 37a, TH 135: No. 10 in D Minor, October. Autumn Song · Machine-readable JSON-LD