ISRC DEB332156505
Verified recording
DEB332156505 is “String Quartet No. 16 in F Major, Op. 135: IV. Der schwer gefaßte Entschluß. Grave, ma non troppo tratto – Allegro” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xd9e093abe3f8574e2e88ce76d8f764deaabd98474ee68741b7715bd4f506762c and independently timestamped
in Bitcoin block 960164 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB332156505.
Recording identifiers
- ISRC
- DEB332156505
- Title
- String Quartet No. 16 in F Major, Op. 135: IV. Der schwer gefaßte Entschluß. Grave, ma non troppo tratto – Allegro
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xd9e093abe3f8574e2e88ce76d8f764deaabd98474ee68741b7715bd4f506762c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:23:05+00:00
- Bitcoin block
- 960164
- Canonical record hash
sha256:afa3d23a25cc21d29971e3d232f027601a1dcf3c6644994d0f0e5cb207104741- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB332156505
- Bitcoin block existence check
- https://blockstream.info/api/block/960164
Full record
Track page: String Quartet No. 16 in F Major, Op. 135: IV. Der schwer gefaßte Entschluß. Grave, ma non troppo tratto – Allegro · Machine-readable JSON-LD