ISRC DEA580800346
Verified recording
DEA580800346 is “String Quartet No. 1, TN ii/34: I. Romance (Andante espressivo)” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x54818149fc0f1527e531fc36f6371de804ec04342455011e15d5e31a87f7b4c2 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/DEA580800346.
Recording identifiers
- ISRC
- DEA580800346
- Title
- String Quartet No. 1, TN ii/34: I. Romance (Andante espressivo)
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x54818149fc0f1527e531fc36f6371de804ec04342455011e15d5e31a87f7b4c2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:2cf6b7229323dccccc587d8eaab37954b5c36b3d6767f7f0f6b4c369a5399f38- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA580800346
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: String Quartet No. 1, TN ii/34: I. Romance (Andante espressivo) · Machine-readable JSON-LD