ISRC DEA809399023
Verified recording
DEA809399023 is “Tchaikovsky: Swan Lake, Op. 20, Act I: No. 2, Waltz” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xd4a4a8b8decfe44b4f330ba79ea33574fd0e809a3a8153bc68d66c241b9ca134 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/DEA809399023.
Recording identifiers
- ISRC
- DEA809399023
- Title
- Tchaikovsky: Swan Lake, Op. 20, Act I: No. 2, Waltz
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xd4a4a8b8decfe44b4f330ba79ea33574fd0e809a3a8153bc68d66c241b9ca134
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e7b1a55a757ad1e04f05080704cf00552bb1dc9d1f08065aa0cd68b205cea5e2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809399023
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Tchaikovsky: Swan Lake, Op. 20, Act I: No. 2, Waltz · Machine-readable JSON-LD