ISRC USDHM1503698
Verified recording
USDHM1503698 is “When the Work's All Done This Fall (Recorded 1925)” by Carl T. Sprague,
registered on the CopyrightChains blockchain with CopyrightID
0x68522d356d5c46f1e9ab26b0b9102becbfa7cd6bec074a2929f8d61d22cb8e2d and independently timestamped
in Bitcoin block 960506 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDHM1503698.
Recording identifiers
- ISRC
- USDHM1503698
- Title
- When the Work's All Done This Fall (Recorded 1925)
- Artist
- Carl T. Sprague
- CopyrightID (CopyrightChains transaction hash)
0x68522d356d5c46f1e9ab26b0b9102becbfa7cd6bec074a2929f8d61d22cb8e2d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:50:58+00:00
- Bitcoin block
- 960506
- Canonical record hash
sha256:d329b456fef483264e9819f12a2dab6ed1c82fcfba22434aa324e058dd318576- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDHM1503698
- Bitcoin block existence check
- https://blockstream.info/api/block/960506
Full record
Track page: When the Work's All Done This Fall (Recorded 1925) · Machine-readable JSON-LD