# C1577 — Verify the assembled portable packet

## Question

Does theactual archive extract with valid hashes and verify independently from another location?

## Sources

```json
[
  "prep/package.py",
  "verify_cycle.py",
  "MANIFEST.json"
]
```

## Opened utc

2026-09-29T02:50:00.777316+00:00

## Results

```json
{
  "status": "PASS",
  "checks": 981,
  "completed_prefix": 94,
  "manifest": {
    "file": "490d_C1483_C1582_Research_Evidence_20260929.zip",
    "payloads": 88,
    "bytes": 2085754,
    "sha256": "def6ba5d81ef4536880210db0ef50fdca81a32e5d427234f961cd9fbc5c2b00a",
    "manifest_check": "PASS"
  },
  "mode": "actualZIP extractedandverified fromunrelatedcwd"
}
```

## Finding

The assembled archive passes exact payload-hash validation and independent replay after extraction to another directory.

## Reassessment

Review thecomplete user-note coverage and final research implications before the100-step Strategy review.

## Checks

```json
{}
```

## Closed utc

2026-09-29T02:50:01.402034+00:00

## Record provenance

Exact record hash: `3313375e0c5a435d3cc6766b52e41af74572d958d44cbcdd1bc80660f855d923`

Source journal: `Research_Cycles/C1483_C1582/c1483_c1582/journal.json`