Pith Number

pith:G7AQNZDT

pith:2014:G7AQNZDTQ3NMIVFRVZBR7POIQ7

not attested not anchored not stored refs pending

Achieving New Upper Bounds for the Hypergraph Duality Problem through Logic

Enrico Malizia, Georg Gottlob

arxiv:1407.2912 v4 · 2014-07-10 · cs.CC · cs.DS · 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{G7AQNZDTQ3NMIVFRVZBR7POIQ7}

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	2026-05-17T23:50:47.474815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37c106e47386dac454b1ae431fbdc887ff090ab282f00e238456acb25a830d84

Aliases

arxiv: 1407.2912 · arxiv_version: 1407.2912v4 · doi: 10.48550/arxiv.1407.2912 · pith_short_12: G7AQNZDTQ3NM · pith_short_16: G7AQNZDTQ3NMIVFR · pith_short_8: G7AQNZDT

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/G7AQNZDTQ3NMIVFRVZBR7POIQ7 \
  | 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: 37c106e47386dac454b1ae431fbdc887ff090ab282f00e238456acb25a830d84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04ea681867c3272655f5e6a702d2ab4c3dbd99656db1ea56c58c35293986e012",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2014-07-10T19:28:11Z",
    "title_canon_sha256": "cb11bc5e3f4ed496dde42cb854f1a25588349e569cdfdaa7b1314141934e63b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2912",
    "kind": "arxiv",
    "version": 4
  }
}