ISRC NLA507300418
Verified recording
NLA507300418 is “Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio –” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x83144b4a6d4ca755bcedfb9a6c2d28f25a8d38a1dbe31fc167eb0f313aea1b2c and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507300418.
Recording identifiers
- ISRC
- NLA507300418
- Title
- Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio –
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x83144b4a6d4ca755bcedfb9a6c2d28f25a8d38a1dbe31fc167eb0f313aea1b2c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:16e15aeaca2425d5b59956a5aeb33323ab94b140eb81a13e08931c9fdbe96fa5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507300418
- Bitcoin block existence check
- https://blockstream.info/api/block/960160
Full record
Track page: Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio – · Machine-readable JSON-LD