Pith Number

pith:6LMU4KAN

pith:2017:6LMU4KAN5F57JBVZO4TFP2XQNV

not attested not anchored not stored refs pending

Chv\'atal's conjecture for downsets of small rank

Eva Czabarka, Glenn Hurlbert, Vikram Kamat

arxiv:1703.00494 v1 · 2017-03-01 · 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{6LMU4KAN5F57JBVZO4TFP2XQNV}

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	2026-05-18T00:49:41.526410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2d94e280de97bf486b9772657eaf06d5877abf291e4518f8085097f96c1a9cd

Aliases

arxiv: 1703.00494 · arxiv_version: 1703.00494v1 · doi: 10.48550/arxiv.1703.00494 · pith_short_12: 6LMU4KAN5F57 · pith_short_16: 6LMU4KAN5F57JBVZ · pith_short_8: 6LMU4KAN

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/6LMU4KAN5F57JBVZO4TFP2XQNV \
  | 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: f2d94e280de97bf486b9772657eaf06d5877abf291e4518f8085097f96c1a9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5437d90fa4e0ee611717cfa3826ddca21bd3c04db0c26fc4251b69cee02d89af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-03-01T20:57:52Z",
    "title_canon_sha256": "575c485071195c7e3938a049f9394e8bee5d86e1d6de6f2436f204b07a635946"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00494",
    "kind": "arxiv",
    "version": 1
  }
}