Pith Number

pith:HNFB23Q3

pith:2024:HNFB23Q3ATJVWB2JQ3RH47KJIF

not attested not anchored not stored refs pending

Irreducibility, Smoothness, and Connectivity of Realization Spaces of Matroids and Hyperplane Arrangements

Emiliano Liwski, Fatemeh Mohammadi

arxiv:2410.22175 v1 · 2024-10-29 · math.CO · math.AC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNFB23Q3ATJVWB2JQ3RH47KJIF}

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.

Cited by

1 paper in Pith

Regular subdivisions, bounds on initial ideals, and categorical limits

Receipt and verification

First computed	2026-07-05T09:28:05.146513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b4a1d6e1b04d35b074986e27e7d49414495c8edf9f99ab0e281a6d49d3c6ce4

Aliases

arxiv: 2410.22175 · arxiv_version: 2410.22175v1 · doi: 10.48550/arxiv.2410.22175 · pith_short_12: HNFB23Q3ATJV · pith_short_16: HNFB23Q3ATJVWB2J · pith_short_8: HNFB23Q3

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/HNFB23Q3ATJVWB2JQ3RH47KJIF \
  | 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: 3b4a1d6e1b04d35b074986e27e7d49414495c8edf9f99ab0e281a6d49d3c6ce4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "297daff170d923a152d7050ea4fe3d6f800e7553de3f9d2156903de86916e5db",
    "cross_cats_sorted": [
      "math.AC",
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-10-29T16:14:23Z",
    "title_canon_sha256": "918137a21baac56e3f987c00e8b880afedfe407216ff42b8b1f6a22ccee67078"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.22175",
    "kind": "arxiv",
    "version": 1
  }
}