ISRC USAT20403193
Verified recording
USAT20403193 is “Signed Sealed Delivered I'm Yours - Live at Fillmore West, San Francisco, CA, 3/5/1971” by King Curtis,
registered on the CopyrightChains blockchain with CopyrightID
0x6fb2067a8eb9734132e75af1a3115f57ffb72ef9af3c086dbddc56cf6f5341f9 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT20403193.
Recording identifiers
- ISRC
- USAT20403193
- Title
- Signed Sealed Delivered I'm Yours - Live at Fillmore West, San Francisco, CA, 3/5/1971
- Artist
- King Curtis
- CopyrightID (CopyrightChains transaction hash)
0x6fb2067a8eb9734132e75af1a3115f57ffb72ef9af3c086dbddc56cf6f5341f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8ca047562a3a1b148c2f28899e7141c663c70a9cc56653a21eee5ccc99132220- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT20403193
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Signed Sealed Delivered I'm Yours - Live at Fillmore West, San Francisco, CA, 3/5/1971 · Machine-readable JSON-LD