ISRC NLA509411504
Verified recording
NLA509411504 is “Liturgy of St John Chrysostom, Op. 31: 4. Little Entrance: "Premudrost, prosti"” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xf794abd30322c2e4f1e73b0b8b62abf5fa829624845ec0e33e79e8b78c6739b8 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509411504.
Recording identifiers
- ISRC
- NLA509411504
- Title
- Liturgy of St John Chrysostom, Op. 31: 4. Little Entrance: "Premudrost, prosti"
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xf794abd30322c2e4f1e73b0b8b62abf5fa829624845ec0e33e79e8b78c6739b8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:475dda7ad738e00c2777fe5a114a7dad4f5654ab81b6bf5a44c6e13a6413b8c2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509411504
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Liturgy of St John Chrysostom, Op. 31: 4. Little Entrance: "Premudrost, prosti" · Machine-readable JSON-LD