Pith Number

pith:USXQ7B4U

pith:2020:USXQ7B4UHKSE2IPBJRCIBUTY3C

not attested not anchored not stored refs pending

Neural heuristics for SAT solving

Henryk Michalewski, Micha{\l} {\L}uszczyk, Sebastian Jaszczur

arxiv:2005.13406 v1 · 2020-05-27 · 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{USXQ7B4UHKSE2IPBJRCIBUTY3C}

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	2026-07-05T01:06:15.643361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4af0f87943aa44d21e14c4480d278d8b8f628209eebd621440bdcba30bffac2

Aliases

arxiv: 2005.13406 · arxiv_version: 2005.13406v1 · doi: 10.48550/arxiv.2005.13406 · pith_short_12: USXQ7B4UHKSE · pith_short_16: USXQ7B4UHKSE2IPB · pith_short_8: USXQ7B4U

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/USXQ7B4UHKSE2IPBJRCIBUTY3C \
  | 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: a4af0f87943aa44d21e14c4480d278d8b8f628209eebd621440bdcba30bffac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5b280e3775ff64d752039e05243717bc38cf44a0a269218358e2e048e4a3fd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-05-27T15:05:22Z",
    "title_canon_sha256": "40dd7c037c5e4f35499bb0349ccc47475a46088e5d367ff70eb933e4048f9886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.13406",
    "kind": "arxiv",
    "version": 1
  }
}