Pith Number

pith:Q7LMQAJ6

pith:2024:Q7LMQAJ6AMK3SXH2UQFDWNUNTJ

not attested not anchored not stored refs pending

Stability in Graphs with Matroid Constraints

Fedor V. Fomin, Petr A. Golovach, Saket Saurabh, Tuukka Korhonen

arxiv:2404.03979 v1 · 2024-04-05 · cs.DS · 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{Q7LMQAJ6AMK3SXH2UQFDWNUNTJ}

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	2026-07-05T08:04:43.865900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87d6c8013e0315b95cfaa40a3b368d9a7bd260566b741d60ddaed8679985e9e3

Aliases

arxiv: 2404.03979 · arxiv_version: 2404.03979v1 · doi: 10.48550/arxiv.2404.03979 · pith_short_12: Q7LMQAJ6AMK3 · pith_short_16: Q7LMQAJ6AMK3SXH2 · pith_short_8: Q7LMQAJ6

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/Q7LMQAJ6AMK3SXH2UQFDWNUNTJ \
  | 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: 87d6c8013e0315b95cfaa40a3b368d9a7bd260566b741d60ddaed8679985e9e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d7695c154cfe63175357091016fedf2da19a4676b3e4bd7f62b490728a2db75",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2024-04-05T09:21:29Z",
    "title_canon_sha256": "7dd393a9eddd542a024662882bea8298df9e8f9632f61995a0d2df76be0784ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.03979",
    "kind": "arxiv",
    "version": 1
  }
}