Pith Number

pith:5IRSVADH

pith:2024:5IRSVADHSK5RJJLIF6TFBSOXJ7

not attested not anchored not stored refs pending

Extremal minimal bipartite matching covered graphs

Ajit A. Diwan, Amit Kumar Mallik, Nishad Kothari

arxiv:2404.06445 v3 · 2024-04-09 · math.CO · 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{5IRSVADHSK5RJJLIF6TFBSOXJ7}

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	2026-05-21T02:04:45.519586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea232a806792bb14a5682fa650c9d74fe6f33a2d4278aa6ab3a8bed9ee023836

Aliases

arxiv: 2404.06445 · arxiv_version: 2404.06445v3 · doi: 10.48550/arxiv.2404.06445 · pith_short_12: 5IRSVADHSK5R · pith_short_16: 5IRSVADHSK5RJJLI · pith_short_8: 5IRSVADH

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/5IRSVADHSK5RJJLIF6TFBSOXJ7 \
  | 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: ea232a806792bb14a5682fa650c9d74fe6f33a2d4278aa6ab3a8bed9ee023836

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e22d14e3433ee2341d27813f43fef3e332ac6422de72baefff1f9622af2f9acb",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-04-09T16:47:42Z",
    "title_canon_sha256": "d2b6a37d2172b6699406a8d189fd78e225bff67c00bc9071db71f7e0b2e0a4a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.06445",
    "kind": "arxiv",
    "version": 3
  }
}