ISRC USBC19100008
Verified recording
USBC19100008 is “String Quartet, No. 13 in B-Flat Major, Op. 130: V. Cavatina: Adagio molto espressivo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xde0a5312271078db241537c936b5f0002a4d43907bb85b452d171d266579c759 and independently timestamped
in Bitcoin block 960500 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19100008.
Recording identifiers
- ISRC
- USBC19100008
- Title
- String Quartet, No. 13 in B-Flat Major, Op. 130: V. Cavatina: Adagio molto espressivo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xde0a5312271078db241537c936b5f0002a4d43907bb85b452d171d266579c759
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:13:03+00:00
- Bitcoin block
- 960500
- Canonical record hash
sha256:f007cd34a3e77ea505eb45feff432e0473dcd7d219042f5601fbc4c641b60ce0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19100008
- Bitcoin block existence check
- https://blockstream.info/api/block/960500
Full record
Track page: String Quartet, No. 13 in B-Flat Major, Op. 130: V. Cavatina: Adagio molto espressivo · Machine-readable JSON-LD