ISRC USSM10212034
Verified recording
USSM10212034 is “3 Pieces for Cello and Piano, Op. 11: III. Äußerst ruhig” by Anton Webern,
registered on the CopyrightChains blockchain with CopyrightID
0xddf6a801a2539326cf77d30a09abd0949cbde69fec7a18d3fcbe835e2002b52a and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10212034.
Recording identifiers
- ISRC
- USSM10212034
- Title
- 3 Pieces for Cello and Piano, Op. 11: III. Äußerst ruhig
- Artist
- Anton Webern
- CopyrightID (CopyrightChains transaction hash)
0xddf6a801a2539326cf77d30a09abd0949cbde69fec7a18d3fcbe835e2002b52a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:88bde774d9da4b9eb7ad97d6c8f35a4f2c6610fd9b14e3896f4b71f7e5474dfb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10212034
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: 3 Pieces for Cello and Piano, Op. 11: III. Äußerst ruhig · Machine-readable JSON-LD