Pith Number

pith:WDMBDXUT

pith:2012:WDMBDXUTP3HWPQJ5USRAL5NYDA

not attested not anchored not stored refs pending

The inverse inertia problem for the complements of partial $k$-trees

Hein van der Holst

arxiv:1210.7004 v1 · 2012-10-25 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDMBDXUTP3HWPQJ5USRAL5NYDA}

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	2026-05-18T03:42:22.067995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0d811de937ecf67c13da4a205f5b8182dc1488864126cd68dcff76c0aa82065

Aliases

arxiv: 1210.7004 · arxiv_version: 1210.7004v1 · doi: 10.48550/arxiv.1210.7004 · pith_short_12: WDMBDXUTP3HW · pith_short_16: WDMBDXUTP3HWPQJ5 · pith_short_8: WDMBDXUT

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/WDMBDXUTP3HWPQJ5USRAL5NYDA \
  | 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: b0d811de937ecf67c13da4a205f5b8182dc1488864126cd68dcff76c0aa82065

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3db07542b98ae1265024ec204b62054528c98babc2b96841cd5c22762035a901",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-10-25T21:48:17Z",
    "title_canon_sha256": "53b80750a7096a755ea0668974a4b535291f522f441a6ac12c6ca1d7b6aa3e21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7004",
    "kind": "arxiv",
    "version": 1
  }
}