ISRC DEF059503450
Verified recording
DEF059503450 is “Liebesfreud” by Fritz Kreisler,
registered on the CopyrightChains blockchain with CopyrightID
0x1b77eb96f9ebdcc73bcb2c2ee17d5a8a4d58598bff6264bb14d503203989d040 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/DEF059503450.
Recording identifiers
- ISRC
- DEF059503450
- Title
- Liebesfreud
- Artist
- Fritz Kreisler
- CopyrightID (CopyrightChains transaction hash)
0x1b77eb96f9ebdcc73bcb2c2ee17d5a8a4d58598bff6264bb14d503203989d040
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:619e20cd488a106653bf54d1d9f43c115fce2cf9d60462bd1b811216aa959f76- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059503450
- Bitcoin block existence check
- https://blockstream.info/api/block/960321