Pith Number

pith:P65D2I3G

pith:2026:P65D2I3GJA46M6XYA3CVKSH45N

not attested not anchored not stored refs pending

Real-weighted Diameter and Eccentricity of Minor-free and Bounded VC-dimension Graphs in Truly Subquadratic Time

Da Wei Zheng

arxiv:2607.01926 v1 · 2026-07-02 · 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{P65D2I3GJA46M6XYA3CVKSH45N}

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	2026-07-03T01:17:33.638252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fba3d23664839e67af806c55548fceb5ecf93d70da8a15b0a9a9ccc3d511d59

Aliases

arxiv: 2607.01926 · arxiv_version: 2607.01926v1 · doi: 10.48550/arxiv.2607.01926 · pith_short_12: P65D2I3GJA46 · pith_short_16: P65D2I3GJA46M6XY · pith_short_8: P65D2I3G

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/P65D2I3GJA46M6XYA3CVKSH45N \
  | 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: 7fba3d23664839e67af806c55548fceb5ecf93d70da8a15b0a9a9ccc3d511d59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0e3dc34f429b67b59bfeb218f57a38f30527815a3f99d7156a06ccdfa9707c2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-07-02T09:22:33Z",
    "title_canon_sha256": "69502cc0354d207c3c7dadeca60c3d709ec9b321036ebd1e0d0e823ccfc95c5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01926",
    "kind": "arxiv",
    "version": 1
  }
}