Pith Number

pith:Y5ULAMRG

pith:2024:Y5ULAMRGBAASLOF25ORFDBP6S3

not attested not anchored not stored refs pending

Beyond recognizing well-covered graphs

Carl Feghali, Malory Marin, R\'emi Watrigant

arxiv:2404.07853 v1 · 2024-04-11 · 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{Y5ULAMRGBAASLOF25ORFDBP6S3}

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	2026-07-05T08:06:58.577484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c768b03226080125b8baeba25185fe96faa16c754af97b1086adadfdccfa0f65

Aliases

arxiv: 2404.07853 · arxiv_version: 2404.07853v1 · doi: 10.48550/arxiv.2404.07853 · pith_short_12: Y5ULAMRGBAAS · pith_short_16: Y5ULAMRGBAASLOF2 · pith_short_8: Y5ULAMRG

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/Y5ULAMRGBAASLOF25ORFDBP6S3 \
  | 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: c768b03226080125b8baeba25185fe96faa16c754af97b1086adadfdccfa0f65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "440d1ba1fa17f549d7f79538a0387f71d419a8f1664d4f5cdd33dfe8b0a02b17",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-04-11T15:49:12Z",
    "title_canon_sha256": "180b481518d61a385ea114565b72f16e35ba2b654cc3312f982357a2fcb2b7f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.07853",
    "kind": "arxiv",
    "version": 1
  }
}