Pith Number

pith:ZWEAUCF7

pith:2013:ZWEAUCF7A6X3K6A7EPABPYEDPP

not attested not anchored not stored refs pending

Maximum Matching and Linear Programming in Fixed-Point Logic with Counting

Anuj Dawar, Bjarki Holm, Matthew Anderson

arxiv:1304.6870 v1 · 2013-04-25 · cs.LO · cs.CC · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZWEAUCF7A6X3K6A7EPABPYEDPP}

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	2026-05-18T03:27:10.917229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd880a08bf07afb5781f23c017e0837bf21d96844ebade9062e30f19752081e7

Aliases

arxiv: 1304.6870 · arxiv_version: 1304.6870v1 · doi: 10.48550/arxiv.1304.6870 · pith_short_12: ZWEAUCF7A6X3 · pith_short_16: ZWEAUCF7A6X3K6A7 · pith_short_8: ZWEAUCF7

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/ZWEAUCF7A6X3K6A7EPABPYEDPP \
  | 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: cd880a08bf07afb5781f23c017e0837bf21d96844ebade9062e30f19752081e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c63e59ec3096a7bb399ddb7aa88d818d7ff8e51ba3148dd36759f2593f9719bd",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-04-25T10:51:32Z",
    "title_canon_sha256": "65753236e614befdb1c0aae59e931046b93cd301620e8dee58331df9a98c1da2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6870",
    "kind": "arxiv",
    "version": 1
  }
}