ISRC DEF059605911
Verified recording
DEF059605911 is “String Quartet No. 13 In A Minor, D. 804 "Rosamunde": 1. Allegro ma non troppo” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x96bfa8d7d032477924fb7620a25b106cd239829c3cb30aa3bc4eb1d2bbde7ce1 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059605911.
Recording identifiers
- ISRC
- DEF059605911
- Title
- String Quartet No. 13 In A Minor, D. 804 "Rosamunde": 1. Allegro ma non troppo
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x96bfa8d7d032477924fb7620a25b106cd239829c3cb30aa3bc4eb1d2bbde7ce1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:08762efdd8f3d750a9575d61781078735a216dfa452682cc7ba393d977f71eee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059605911
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet No. 13 In A Minor, D. 804 "Rosamunde": 1. Allegro ma non troppo · Machine-readable JSON-LD