Pith Number

pith:F4VQNIJC

pith:2020:F4VQNIJCSFFCI562E4DDLRM7J7

not attested not anchored not stored refs pending

Subdivisions of Shellable Complexes

Liam Solus, Max Hlavacek

arxiv:2003.07328 v2 · 2020-03-16 · 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{F4VQNIJCSFFCI562E4DDLRM7J7}

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	2026-07-05T01:13:25.490853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f2b06a122914a2477da270635c59f4ff0354169c97c19333c233b79717e03a5

Aliases

arxiv: 2003.07328 · arxiv_version: 2003.07328v2 · doi: 10.48550/arxiv.2003.07328 · pith_short_12: F4VQNIJCSFFC · pith_short_16: F4VQNIJCSFFCI562 · pith_short_8: F4VQNIJC

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/F4VQNIJCSFFCI562E4DDLRM7J7 \
  | 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: 2f2b06a122914a2477da270635c59f4ff0354169c97c19333c233b79717e03a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40b4de6906b66e56f81ac8d55f4949b0f5fd2c595a208e471c87f705d9b45672",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-03-16T16:57:33Z",
    "title_canon_sha256": "6fa1191741c5a67909c9aa8c2acdb6b1502a1cba9b664ec09033ced428b0c3af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07328",
    "kind": "arxiv",
    "version": 2
  }
}