# GA Execution Receipt Verification Challenge

Status: blocked_no_receipt_or_verification_evidence

| # | Required field | Value |
| ---: | --- | --- |
| 1 | Immutable execution receipt reference | null |
| 2 | Receipt digest to recompute | null |
| 3 | Canonicalization version | null |
| 4 | Custodied before-state evidence reference | null |
| 5 | Custodied after-state evidence reference | null |
| 6 | Independent external-effect observation reference | null |
| 7 | Post-consumption tombstone reference | null |
| 8 | Independent verifier identity reference | null |
| 9 | Verification start timestamp | null |
| 10 | Verification completion timestamp | null |

Opened challenges: 0
Accepted challenges: 0
Recommendation: do_not_verify_or_accept_receipt