Pith Number

pith:EM5LSH2Y

pith:2017:EM5LSH2YBRF7FVK4Z6FMW3RAJK

not attested not anchored not stored refs pending

Chordality of Clutters with Vertex Decomposable Dual and Ascent of Clutters

Ashkan Nikseresht

arxiv:1708.07372 v3 · 2017-08-24 · math.AC · 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{EM5LSH2YBRF7FVK4Z6FMW3RAJK}

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	2026-05-17T23:41:18.331835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

233ab91f580c4bf2d55ccf8acb6e204a8088467fa101b4850ecf13d5521a037c

Aliases

arxiv: 1708.07372 · arxiv_version: 1708.07372v3 · doi: 10.48550/arxiv.1708.07372 · pith_short_12: EM5LSH2YBRF7 · pith_short_16: EM5LSH2YBRF7FVK4 · pith_short_8: EM5LSH2Y

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/EM5LSH2YBRF7FVK4Z6FMW3RAJK \
  | 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: 233ab91f580c4bf2d55ccf8acb6e204a8088467fa101b4850ecf13d5521a037c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fe9048108218d66c5f8b8d6423a099d223df1430e0b6a73ad07ea1127131373",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-08-24T12:28:29Z",
    "title_canon_sha256": "dd8ca1b1dcbbea0e064574b055e4d83f85f3595535581402fd3bcadf383a8b8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07372",
    "kind": "arxiv",
    "version": 3
  }
}