ISRC DEN960400811
Verified recording
DEN960400811 is “String Quartet No. 1 in E Flat Major, Op. 12, MWV R 25: I. Adagio non troppo; Allegro non tardante” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0xe00b743c15aa3ebe8af9b799c883db582b30e22d8905ffeebee2560e8a41f49f and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960400811.
Recording identifiers
- ISRC
- DEN960400811
- Title
- String Quartet No. 1 in E Flat Major, Op. 12, MWV R 25: I. Adagio non troppo; Allegro non tardante
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0xe00b743c15aa3ebe8af9b799c883db582b30e22d8905ffeebee2560e8a41f49f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:4382ab2f794cfbb44cbb135a9c10e19e0dd69eec086e0c2d794bb94498ed9954- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960400811
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: String Quartet No. 1 in E Flat Major, Op. 12, MWV R 25: I. Adagio non troppo; Allegro non tardante · Machine-readable JSON-LD