Pith Number

pith:SGTQSPN6

pith:2014:SGTQSPN6C2H4RNQT2HBHSXZXYO

not attested not anchored not stored refs pending

Matchings with lower quotas: Algorithms and complexity

\'Agnes Cseh, Ashwin Arulselvan, David F. Manlove, Jannik Matuschke, Martin Gro{\ss}

arxiv:1412.0325 v5 · 2014-12-01 · cs.DM · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGTQSPN6C2H4RNQT2HBHSXZXYO}

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	2026-05-18T01:18:14.875886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91a7093dbe168fc8b613d1c2795f37c3a226a4178786f64ab483253d8c068892

Aliases

arxiv: 1412.0325 · arxiv_version: 1412.0325v5 · doi: 10.48550/arxiv.1412.0325 · pith_short_12: SGTQSPN6C2H4 · pith_short_16: SGTQSPN6C2H4RNQT · pith_short_8: SGTQSPN6

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/SGTQSPN6C2H4RNQT2HBHSXZXYO \
  | 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: 91a7093dbe168fc8b613d1c2795f37c3a226a4178786f64ab483253d8c068892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e0e7f4eda2876ffc8c8edc008c6d21a0d9c9a3f5cfb2ba438c2f4397f5ade31",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-12-01T01:36:23Z",
    "title_canon_sha256": "102692a95127346d070d6ecb0e8faff3a937497a1688c851fa92db0eb4c7a673"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.0325",
    "kind": "arxiv",
    "version": 5
  }
}