ISRC DEB332156504
Verified recording
DEB332156504 is “String Quartet No. 16 in F Major, Op. 135: III. Lento assai, cantante e tranquillo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xb369b9edd9141e812561bbde0e716569c000f3024145fbc2d5bfed3e8f75a870 and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB332156504.
Recording identifiers
- ISRC
- DEB332156504
- Title
- String Quartet No. 16 in F Major, Op. 135: III. Lento assai, cantante e tranquillo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xb369b9edd9141e812561bbde0e716569c000f3024145fbc2d5bfed3e8f75a870
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:bc1e552916627b3949e2e0d33219444ad2b32bb4ede29afcdb249a75daec2018- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB332156504
- Bitcoin block existence check
- https://blockstream.info/api/block/960250
Full record
Track page: String Quartet No. 16 in F Major, Op. 135: III. Lento assai, cantante e tranquillo · Machine-readable JSON-LD