ISRC NLA507600245
Verified recording
NLA507600245 is “String Quartet No. 13 in A Minor, D. 804 "Rosamunde": III. Menuetto. Allegretto” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xf50cac73ea6ead7982251f66ea2dccbf9734b2c21642cb7e5de261a9255c1dd0 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507600245.
Recording identifiers
- ISRC
- NLA507600245
- Title
- String Quartet No. 13 in A Minor, D. 804 "Rosamunde": III. Menuetto. Allegretto
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xf50cac73ea6ead7982251f66ea2dccbf9734b2c21642cb7e5de261a9255c1dd0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:325781eeccd0db8e7168ec0aa7c3d1de626d46cd47652ee69fdcaea4c48453a9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507600245
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 13 in A Minor, D. 804 "Rosamunde": III. Menuetto. Allegretto · Machine-readable JSON-LD