ISRC ITD542201221
Verified recording
ITD542201221 is “Variations on a Theme by Tchaikovsky, Op. 35a: Var. IV. Vivace - Live” by Anton Arensky,
registered on the CopyrightChains blockchain with CopyrightID
0x4d52e4655e6930d62c54400ff075c48e8b2b58e3226c21482c6cb80aff65c338 and independently timestamped
in Bitcoin block 960199 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD542201221.
Recording identifiers
- ISRC
- ITD542201221
- Title
- Variations on a Theme by Tchaikovsky, Op. 35a: Var. IV. Vivace - Live
- Artist
- Anton Arensky
- CopyrightID (CopyrightChains transaction hash)
0x4d52e4655e6930d62c54400ff075c48e8b2b58e3226c21482c6cb80aff65c338
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:30:29+00:00
- Bitcoin block
- 960199
- Canonical record hash
sha256:640730eb4203434f2ee5d113394621b57d9caa47fc5cda2b4e36324a933f2c07- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD542201221
- Bitcoin block existence check
- https://blockstream.info/api/block/960199
Full record
Track page: Variations on a Theme by Tchaikovsky, Op. 35a: Var. IV. Vivace - Live · Machine-readable JSON-LD