ISRC NLHK11900010
Verified recording
NLHK11900010 is “The Seasons, Op. 37b: No. 10, October, "Autumn Song"” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xe25dfb2a80897a65e25c83ffc1d40793e5e4873a3a8920672006da944426fc86 and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHK11900010.
Recording identifiers
- ISRC
- NLHK11900010
- Title
- The Seasons, Op. 37b: No. 10, October, "Autumn Song"
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xe25dfb2a80897a65e25c83ffc1d40793e5e4873a3a8920672006da944426fc86
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:a1af61e4588bb70c8396ea94ba9c64e25e182d61d612d67293adef3c7e73f394- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLHK11900010
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: The Seasons, Op. 37b: No. 10, October, "Autumn Song" · Machine-readable JSON-LD