ISRC USQX91900224
Verified recording
USQX91900224 is “Elfenreigen” by Joseph Hellmesberger, Jr.,
registered on the CopyrightChains blockchain with CopyrightID
0x4a21c74f3cb8f7607bb4879e1362788647ce09b392b7715347e43238a4e3d679 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/USQX91900224.
Recording identifiers
- ISRC
- USQX91900224
- Title
- Elfenreigen
- Artist
- Joseph Hellmesberger, Jr.
- CopyrightID (CopyrightChains transaction hash)
0x4a21c74f3cb8f7607bb4879e1362788647ce09b392b7715347e43238a4e3d679
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:46adf70776c277273ba2c86ed9833cc0529d2ad7e964418de1d2dac83c8fc292- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX91900224
- Bitcoin block existence check
- https://blockstream.info/api/block/956304