Pith Number

pith:UHOKMTLW

pith:2018:UHOKMTLWM5JDWXKTBH43HCSH7X

not attested not anchored not stored refs pending

Pure $\mathcal{O}$-sequences arising from $2$-dimensional PS ear-decomposable simplicial complexes

Brian Nugent, Steven Klee

arxiv:1811.04059 v1 · 2018-11-09 · 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{UHOKMTLWM5JDWXKTBH43HCSH7X}

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	2026-05-18T00:01:11.184665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1dca64d7667523b5d5309f9b38a47fdcedd9d93d0c086bc66bd65e3fc85baca

Aliases

arxiv: 1811.04059 · arxiv_version: 1811.04059v1 · doi: 10.48550/arxiv.1811.04059 · pith_short_12: UHOKMTLWM5JD · pith_short_16: UHOKMTLWM5JDWXKT · pith_short_8: UHOKMTLW

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/UHOKMTLWM5JDWXKTBH43HCSH7X \
  | 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: a1dca64d7667523b5d5309f9b38a47fdcedd9d93d0c086bc66bd65e3fc85baca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1f2ca9400d7232c666bf278709055548dad25ff4a0472ff2839c0490e18d70d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-11-09T18:37:36Z",
    "title_canon_sha256": "ae274310284215a921f9a1e2efd3a59d0dc6f984496d00b60ef165b158efd28a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04059",
    "kind": "arxiv",
    "version": 1
  }
}