ISRC US5540501977
Verified recording
US5540501977 is “Tritsch-Tratsch Polka, Op. 214” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x83dec3703c470eb5677872fb13c9ab3e57c3829249c5539bdf3cbd42fb9b4246 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5540501977.
Recording identifiers
- ISRC
- US5540501977
- Title
- Tritsch-Tratsch Polka, Op. 214
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x83dec3703c470eb5677872fb13c9ab3e57c3829249c5539bdf3cbd42fb9b4246
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:47483cca8b5657a9b6bcd2a0ea6a319ca9e59fabf21d22a5eb4ba66c43a9de8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5540501977
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Tritsch-Tratsch Polka, Op. 214 · Machine-readable JSON-LD