Pith Number

pith:OBG7GWVV

pith:2024:OBG7GWVVJ6SRHT3HEAG2VMLCSR

not attested not anchored not stored refs pending

The $cd$-index of semi-Eulerian posets

Jos\'e Alejandro Samper, Lorenzo Venturello, Martina Juhnke-Kubitzke

arxiv:2405.05812 v1 · 2024-05-09 · 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{OBG7GWVVJ6SRHT3HEAG2VMLCSR}

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	2026-07-05T08:17:23.235768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

704df35ab54fa513cf67200daab16294593c55b931a588f787784219f57dffd4

Aliases

arxiv: 2405.05812 · arxiv_version: 2405.05812v1 · doi: 10.48550/arxiv.2405.05812 · pith_short_12: OBG7GWVVJ6SR · pith_short_16: OBG7GWVVJ6SRHT3H · pith_short_8: OBG7GWVV

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/OBG7GWVVJ6SRHT3HEAG2VMLCSR \
  | 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: 704df35ab54fa513cf67200daab16294593c55b931a588f787784219f57dffd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5186464588b8d7d1367fb92bf115f2499993f99587b925a5c749341872999e6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-05-09T14:50:17Z",
    "title_canon_sha256": "e7afa41621fb0a28ee80b62addf77cfd900408e905d59446b3bd0186e1620a67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.05812",
    "kind": "arxiv",
    "version": 1
  }
}