ISRC USSM11103113
Verified recording
USSM11103113 is “Feuerfest, Polka francaise, Op. 269 - mit Sängerknaben” by Josef Strauss,
registered on the CopyrightChains blockchain with CopyrightID
0x89de34c36ce4dc90881476314b0ae6240a2d4b2b5ab32650a5d208d887484ed2 and independently timestamped
in Bitcoin block 956375 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11103113.
Recording identifiers
- ISRC
- USSM11103113
- Title
- Feuerfest, Polka francaise, Op. 269 - mit Sängerknaben
- Artist
- Josef Strauss
- CopyrightID (CopyrightChains transaction hash)
0x89de34c36ce4dc90881476314b0ae6240a2d4b2b5ab32650a5d208d887484ed2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T16:51:38+00:00
- Bitcoin block
- 956375
- Canonical record hash
sha256:28f9f3a688996276b1d95e99453b21d72441e589743c6accbf2db6b59623dee6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11103113
- Bitcoin block existence check
- https://blockstream.info/api/block/956375
Full record
Track page: Feuerfest, Polka francaise, Op. 269 - mit Sängerknaben · Machine-readable JSON-LD