Pith Number

pith:W7A5F5NU

pith:2010:W7A5F5NUBTNJTZATA3PBGWSYGG

not attested not anchored not stored refs pending

Rigidity of Graph Joins and Hendrickson's Conjecture

Chun Ye, Timothy Sun

arxiv:1011.3208 v2 · 2010-11-14 · math.MG · 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{W7A5F5NUBTNJTZATA3PBGWSYGG}

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	2026-05-18T04:32:11.379118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7c1d2f5b40cda99e41306de135a58319aa567d5068799ad9dff66706a839811

Aliases

arxiv: 1011.3208 · arxiv_version: 1011.3208v2 · doi: 10.48550/arxiv.1011.3208 · pith_short_12: W7A5F5NUBTNJ · pith_short_16: W7A5F5NUBTNJTZAT · pith_short_8: W7A5F5NU

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/W7A5F5NUBTNJTZATA3PBGWSYGG \
  | 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: b7c1d2f5b40cda99e41306de135a58319aa567d5068799ad9dff66706a839811

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f73494838d863072ae46c3658789bebf698772e7255294477e05da9bc1522f9",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2010-11-14T10:49:18Z",
    "title_canon_sha256": "9ac62e08b2491b06c0e730f4a148cd980bba58e69a29db3ac04bd282b3c7c9e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3208",
    "kind": "arxiv",
    "version": 2
  }
}