Pith Number

pith:HT55SQBM

pith:2023:HT55SQBMLXMCHJFI5OY37XXF7Y

not attested not anchored not stored refs pending

Affine Disjunctive Invariant Generation with Farkas' Lemma

Guoqiang Li, Hongfei Fu, Hongming Liu, Jingyu Ke, Liqian Chen, Zhouyue Sun

arxiv:2307.13318 v4 · 2023-07-25 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HT55SQBMLXMCHJFI5OY37XXF7Y}

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	2026-07-05T09:37:04.808530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cfbd9402c5dd823a4a8ebb1bfdee5fe385333281e69c2edd423b2224352f5fb

Aliases

arxiv: 2307.13318 · arxiv_version: 2307.13318v4 · doi: 10.48550/arxiv.2307.13318 · pith_short_12: HT55SQBMLXMC · pith_short_16: HT55SQBMLXMCHJFI · pith_short_8: HT55SQBM

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/HT55SQBMLXMCHJFI5OY37XXF7Y \
  | 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: 3cfbd9402c5dd823a4a8ebb1bfdee5fe385333281e69c2edd423b2224352f5fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "209573ed069acdedcb348d710adc4adc0dc0eba0afa7595a2e39b5fb900bab0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2023-07-25T08:26:05Z",
    "title_canon_sha256": "9d8b0e7fd9c4c21bb47b56750528394fd6b8d47818cac8aa9858ffc600398721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.13318",
    "kind": "arxiv",
    "version": 4
  }
}