Pith Number

pith:2FHH5LDI

pith:2022:2FHH5LDIEZHLTQFJYFRIK4PM66

not attested not anchored not stored refs pending

Quantum-Inspired Perfect Matching under Vertex-Color Constraints

Moshe Y. Vardi, Zhiwei Zhang

arxiv:2209.13063 v3 · 2022-09-26 · cs.CC · cs.DS · math-ph · math.CO · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FHH5LDIEZHLTQFJYFRIK4PM66}

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.

Cited by

1 paper in Pith

W-state graphs: Structure and Algorithms

Receipt and verification

First computed	2026-07-05T06:05:29.410778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d14e7eac68264eb9c0a9c1628571ecf79ab88c16117a835f5eb7c2b4203fa43a

Aliases

arxiv: 2209.13063 · arxiv_version: 2209.13063v3 · doi: 10.48550/arxiv.2209.13063 · pith_short_12: 2FHH5LDIEZHL · pith_short_16: 2FHH5LDIEZHLTQFJ · pith_short_8: 2FHH5LDI

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/2FHH5LDIEZHLTQFJYFRIK4PM66 \
  | 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: d14e7eac68264eb9c0a9c1628571ecf79ab88c16117a835f5eb7c2b4203fa43a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7dfcef25978e41bc7121a9e6521b11e48fdf0ef630977a75256f2b821983cb3",
    "cross_cats_sorted": [
      "cs.DS",
      "math-ph",
      "math.CO",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2022-09-26T22:55:25Z",
    "title_canon_sha256": "38cf605484397691aa5fd5d6ed9665a3d29b282b482c93f6bd2472a700a66de5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13063",
    "kind": "arxiv",
    "version": 3
  }
}