ISRC FRZ130601100
Verified recording
FRZ130601100 is “Frühlingslied” by Alexander von Zemlinsky,
registered on the CopyrightChains blockchain with CopyrightID
0x298903b60cf3d6b912eb5d5f1fbc89c7b000d1841a58865c08f368c482d17502 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130601100.
Recording identifiers
- ISRC
- FRZ130601100
- Title
- Frühlingslied
- Artist
- Alexander von Zemlinsky
- CopyrightID (CopyrightChains transaction hash)
0x298903b60cf3d6b912eb5d5f1fbc89c7b000d1841a58865c08f368c482d17502
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:306508d8ebfa1cd515bddeeee5deb6b79451261be58f1e2433caadfe0660b0f0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ130601100
- Bitcoin block existence check
- https://blockstream.info/api/block/960455