Pith Number

pith:AQ3KGDRW

pith:2019:AQ3KGDRWCRGUKAPATBVJPOIA5Y

not attested not anchored not stored refs pending

Sortable simplicial complexes and $t$-independence ideals of proper interval graphs

Fahimeh Khosh-Ahang, J\"urgen Herzog, Masoomeh Rahimbeigi, Somayeh Moradi

arxiv:1908.07179 v1 · 2019-08-20 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQ3KGDRWCRGUKAPATBVJPOIA5Y}

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	2026-07-04T23:58:31.631763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0436a30e36144d4501e0986a97b900ee00792422ac439e8c01bae9f8fecf4c26

Aliases

arxiv: 1908.07179 · arxiv_version: 1908.07179v1 · doi: 10.48550/arxiv.1908.07179 · pith_short_12: AQ3KGDRWCRGU · pith_short_16: AQ3KGDRWCRGUKAPA · pith_short_8: AQ3KGDRW

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/AQ3KGDRWCRGUKAPATBVJPOIA5Y \
  | 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: 0436a30e36144d4501e0986a97b900ee00792422ac439e8c01bae9f8fecf4c26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "954c931abe6f7c6e4c07cbacbc1104898528d925ba3740e055b4a1478cfbd32e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2019-08-20T06:11:03Z",
    "title_canon_sha256": "3e5dda65872527319ea4cc4ceb665bf99bfe0b8d5efd478ff48965fde0800672"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07179",
    "kind": "arxiv",
    "version": 1
  }
}