ISRC USB8U1600502
Verified recording
USB8U1600502 is “Aspakerspolska (Polska of Aspaker) (arr. for sorpano and piano)” by Wilhelm Peterson-Berger,
registered on the CopyrightChains blockchain with CopyrightID
0x1f0b52a42e440da96bd5fd97a8eec2acc1f86c5e193ffd2f1ba316fde84346ce and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600502.
Recording identifiers
- ISRC
- USB8U1600502
- Title
- Aspakerspolska (Polska of Aspaker) (arr. for sorpano and piano)
- Artist
- Wilhelm Peterson-Berger
- CopyrightID (CopyrightChains transaction hash)
0x1f0b52a42e440da96bd5fd97a8eec2acc1f86c5e193ffd2f1ba316fde84346ce
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:80353c70a6e2f20f234f36338f994f65bc67982818b428a1eef98544957e3827- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1600502
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Aspakerspolska (Polska of Aspaker) (arr. for sorpano and piano) · Machine-readable JSON-LD