ISRC USBC19901191
Verified recording
USBC19901191 is “Die Dreigroschenoper: Grabschrift” by Kurt Weill,
registered on the CopyrightChains blockchain with CopyrightID
0xdd41d11f7288c245da6da2763c5cb3a52da2d84b7271a57d28df00df83938868 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901191.
Recording identifiers
- ISRC
- USBC19901191
- Title
- Die Dreigroschenoper: Grabschrift
- Artist
- Kurt Weill
- CopyrightID (CopyrightChains transaction hash)
0xdd41d11f7288c245da6da2763c5cb3a52da2d84b7271a57d28df00df83938868
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:22aa9c54d6557cc2f2e377561387e4af286c56bbfbea826599e4d15823e93185- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901191
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Die Dreigroschenoper: Grabschrift · Machine-readable JSON-LD