ISRC DEF055900602
Verified recording
DEF055900602 is “Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xacb75151596baa8eb7c930a3529a584f09fa690b45d2aa5a7a39dc492343c65b and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055900602.
Recording identifiers
- ISRC
- DEF055900602
- Title
- Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xacb75151596baa8eb7c930a3529a584f09fa690b45d2aa5a7a39dc492343c65b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:eae4370c12fca498d70392d12640f44a30e4cdfbc74df1a96780c7a27f5ea714- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055900602
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto · Machine-readable JSON-LD