ISRC USUM71204169
Verified recording
USUM71204169 is “Sister Kate” by Dave Van Ronk,
registered on the CopyrightChains blockchain with CopyrightID
0x1caf8d330b375de3e4d74462fbc3990b75110f8ebb0da05466d3150b29667b96 and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71204169.
Recording identifiers
- ISRC
- USUM71204169
- Title
- Sister Kate
- Artist
- Dave Van Ronk
- CopyrightID (CopyrightChains transaction hash)
0x1caf8d330b375de3e4d74462fbc3990b75110f8ebb0da05466d3150b29667b96
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:d51c4515962e76de8969e4fbc460c57c9fb5e00cc95253f3995a3f4d273e1f31- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71204169
- Bitcoin block existence check
- https://blockstream.info/api/block/960370