ISRC FRZ140325180
Verified recording
FRZ140325180 is “Der Sommer: "O seht! Es steiget in der schwülen Luft"” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x4ee99c9f58f28505567cba437c86aa8bc59857ca4f75ec040cf07a3cb6effe6f and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140325180.
Recording identifiers
- ISRC
- FRZ140325180
- Title
- Der Sommer: "O seht! Es steiget in der schwülen Luft"
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x4ee99c9f58f28505567cba437c86aa8bc59857ca4f75ec040cf07a3cb6effe6f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:d13ce4bed47e9184760a6ede651374470d45fbac26ba362f06864d2b0423b027- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140325180
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Der Sommer: "O seht! Es steiget in der schwülen Luft" · Machine-readable JSON-LD