ISRC NLA506500150
Verified recording
NLA506500150 is “String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": 4. Presto” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x288e37ff10c08a6b235bfb57e5d00ff1e5b13685a3c02645c3d2ca993b3b2f4d and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500150.
Recording identifiers
- ISRC
- NLA506500150
- Title
- String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": 4. Presto
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x288e37ff10c08a6b235bfb57e5d00ff1e5b13685a3c02645c3d2ca993b3b2f4d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:66ed2c7d5987e48a7ae136b15e865db000bdb8f70282acbfaece3f2f11005772- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506500150
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": 4. Presto · Machine-readable JSON-LD