ISRC FRU621841410
Verified recording
FRU621841410 is “Langsamer Satz für Streichquartett” by Anton Webern,
registered on the CopyrightChains blockchain with CopyrightID
0x9ae379dbfe9a130948131b67480b826f1b075b007a9a7131a102d8cacdec7dde and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621841410.
Recording identifiers
- ISRC
- FRU621841410
- Title
- Langsamer Satz für Streichquartett
- Artist
- Anton Webern
- CopyrightID (CopyrightChains transaction hash)
0x9ae379dbfe9a130948131b67480b826f1b075b007a9a7131a102d8cacdec7dde
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:0c0b50ebfc2e9a7038b4acd852fe639cf098226448d142a580c2ac037981af76- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621841410
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Langsamer Satz für Streichquartett · Machine-readable JSON-LD