ISRC GBF077010440
Verified recording
GBF077010440 is “Die Schwätzerin - Polka Mazur Op. 144” by Josef Strauss,
registered on the CopyrightChains blockchain with CopyrightID
0xbcec6e578fa570ed76aa23513452e4bc6f7c1e9a067b0afc9a1d0978ba935d08 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077010440.
Recording identifiers
- ISRC
- GBF077010440
- Title
- Die Schwätzerin - Polka Mazur Op. 144
- Artist
- Josef Strauss
- CopyrightID (CopyrightChains transaction hash)
0xbcec6e578fa570ed76aa23513452e4bc6f7c1e9a067b0afc9a1d0978ba935d08
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:9653a7f1e6ef9a6ec6fc3ac7861d2c785ade26490d49c383b84919a597a98396- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077010440
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Die Schwätzerin - Polka Mazur Op. 144 · Machine-readable JSON-LD