Pith Number

pith:VRZ5PKOR

pith:2025:VRZ5PKORWHKBBCD4EFAGDIDA4Z

not attested not anchored not stored refs pending

PyVeritas: On Verifying Python via LLM-Based Transpilation and Bounded Model Checking for C

Marta Kwiatkowska, Pedro Orvalho

arxiv:2508.08171 v1 · 2025-08-11 · cs.SE · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRZ5PKORWHKBBCD4EFAGDIDA4Z}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:52:09.324477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac73d7a9d1b1d410887c214061a060e65b4744d0b8d22064ec725fe5c452f3ed

Aliases

arxiv: 2508.08171 · arxiv_version: 2508.08171v1 · doi: 10.48550/arxiv.2508.08171 · pith_short_12: VRZ5PKORWHKB · pith_short_16: VRZ5PKORWHKBBCD4 · pith_short_8: VRZ5PKOR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VRZ5PKORWHKBBCD4EFAGDIDA4Z \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ac73d7a9d1b1d410887c214061a060e65b4744d0b8d22064ec725fe5c452f3ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "754be9e26f397395fb05bf0b5e931e23bde86a2db41796e0b7e0d90d5d2ec7ad",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-08-11T16:49:07Z",
    "title_canon_sha256": "37e95ea7a2e89a1f43499d37d44d342087531a8ea754fcb531b1881a40d8898f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.08171",
    "kind": "arxiv",
    "version": 1
  }
}