ISRC RUAAX2000794
Verified recording
RUAAX2000794 is “Симфонические этюды, соч. 13: Этюд II. Вар. 2 - Andante” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xbdf426358415b58e0d5bff59f72cf60166b46d2a6314c46ecb35a1a1e0fb6f3b and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUAAX2000794.
Recording identifiers
- ISRC
- RUAAX2000794
- Title
- Симфонические этюды, соч. 13: Этюд II. Вар. 2 - Andante
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xbdf426358415b58e0d5bff59f72cf60166b46d2a6314c46ecb35a1a1e0fb6f3b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:4faa76f900359df1c620d8f7c751538ab235283405573e55907b31e88b1951dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RUAAX2000794
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Симфонические этюды, соч. 13: Этюд II. Вар. 2 - Andante · Machine-readable JSON-LD