Pith Number

pith:UCZRUCJV

pith:2025:UCZRUCJVUCEIFNM4KOMPWISFNR

not attested not anchored not stored refs pending

Dehn Sommerville Manifolds

Oliver Knill

arxiv:2508.14372 v1 · 2025-08-20 · 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{UCZRUCJVUCEIFNM4KOMPWISFNR}

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

Elements of finite geometry I

Receipt and verification

First computed	2026-07-05T11:56:30.772624Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0b31a0935a08882b59c5398fb22456c457b80e78fb0b8bef6056bb215fee5f2

Aliases

arxiv: 2508.14372 · arxiv_version: 2508.14372v1 · doi: 10.48550/arxiv.2508.14372 · pith_short_12: UCZRUCJVUCEI · pith_short_16: UCZRUCJVUCEIFNM4 · pith_short_8: UCZRUCJV

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/UCZRUCJVUCEIFNM4KOMPWISFNR \
  | 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: a0b31a0935a08882b59c5398fb22456c457b80e78fb0b8bef6056bb215fee5f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f03cf3c974070bcbc3a3b6430120fac8ad53bba6b8f3eef3e594a349d76b1319",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-08-20T03:01:47Z",
    "title_canon_sha256": "6a2de55f1c98b0726ec27c5e0c6a58ef29ada247dec34daeb7ae95d9b14af11b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.14372",
    "kind": "arxiv",
    "version": 1
  }
}