ISRC USSJ10806591
Verified recording
USSJ10806591 is “Martha: "Ach so fromm, ach so traut"” by Friedrich von Flotow,
registered on the CopyrightChains blockchain with CopyrightID
0x6f2315f4049dd0d78a4c00e67848a7bc3e8cd9e58471167c1c585af777c57213 and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10806591.
Recording identifiers
- ISRC
- USSJ10806591
- Title
- Martha: "Ach so fromm, ach so traut"
- Artist
- Friedrich von Flotow
- CopyrightID (CopyrightChains transaction hash)
0x6f2315f4049dd0d78a4c00e67848a7bc3e8cd9e58471167c1c585af777c57213
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:122273f2beb5681daffe520007784d28aa310edcc54e82cd16bf62ba07eb3de9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10806591
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Martha: "Ach so fromm, ach so traut" · Machine-readable JSON-LD