ISRC USBC10400748
Verified recording
USBC10400748 is “Golden Days (From "The Student Prince")” by Sigmund Romberg,
registered on the CopyrightChains blockchain with CopyrightID
0x21ec93aafcc5caac2b75d4773d80e1d6a4bfb2549e3e8281237617535c23e815 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10400748.
Recording identifiers
- ISRC
- USBC10400748
- Title
- Golden Days (From "The Student Prince")
- Artist
- Sigmund Romberg
- CopyrightID (CopyrightChains transaction hash)
0x21ec93aafcc5caac2b75d4773d80e1d6a4bfb2549e3e8281237617535c23e815
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:ec917839404cb8622403d1d73bbd76edeec9a3fb1320be0f95c5811fe4f02105- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10400748
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Golden Days (From "The Student Prince") · Machine-readable JSON-LD