ISRC USSM10212016
Verified recording
USSM10212016 is “6 Pieces for Large Orchestra, Op. 6: IV. Langsam” by Anton Webern,
registered on the CopyrightChains blockchain with CopyrightID
0x6d467d62b53caf2944b3c8fe7f500a3e6ad71f0f83713f10766dea34bbcd6e5e and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10212016.
Recording identifiers
- ISRC
- USSM10212016
- Title
- 6 Pieces for Large Orchestra, Op. 6: IV. Langsam
- Artist
- Anton Webern
- CopyrightID (CopyrightChains transaction hash)
0x6d467d62b53caf2944b3c8fe7f500a3e6ad71f0f83713f10766dea34bbcd6e5e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:fc7e6b95349cbff84084589a022eaf752bf90d23935a72b8465eb6aca60d44e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10212016
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: 6 Pieces for Large Orchestra, Op. 6: IV. Langsam · Machine-readable JSON-LD