ISRC USBC19602011

Verified recording

USBC19602011 is “Sekunden-Polka, Polka française, Op. 258” by Johann Strauss II, registered on the CopyrightChains blockchain with CopyrightID 0xb7a8af258d91d4b6a2826b4c5fe1a31ecbda7439bb3329946b897e4fbe241aea and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19602011.

Recording identifiers

ISRC
USBC19602011
Title
Sekunden-Polka, Polka française, Op. 258
Artist
Johann Strauss II
CopyrightID (CopyrightChains transaction hash)
0xb7a8af258d91d4b6a2826b4c5fe1a31ecbda7439bb3329946b897e4fbe241aea

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:8a804906b7895b8a50997e3a217d90d11dfdf84616a345d26bf824c663ea120f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19602011
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Sekunden-Polka, Polka française, Op. 258 · Machine-readable JSON-LD