Pith Number

pith:WQHCD5L5

pith:2013:WQHCD5L5UTCPTVP2MPCYTAE6UY

not attested not anchored not stored refs pending

Complicial structures in the nerves of omega-categories

Richard Steiner

arxiv:1308.1532 v2 · 2013-08-07 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQHCD5L5UTCPTVP2MPCYTAE6UY}

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	2026-05-18T03:14:27.784908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40e21f57da4c4f9d5fa63c589809ea60065c985058a4c221581ac14c95ae4dc

Aliases

arxiv: 1308.1532 · arxiv_version: 1308.1532v2 · doi: 10.48550/arxiv.1308.1532 · pith_short_12: WQHCD5L5UTCP · pith_short_16: WQHCD5L5UTCPTVP2 · pith_short_8: WQHCD5L5

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/WQHCD5L5UTCPTVP2MPCYTAE6UY \
  | 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: b40e21f57da4c4f9d5fa63c589809ea60065c985058a4c221581ac14c95ae4dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b9038b5e17d3bcacdc2a5c86d8f33a36c5aaa58fee795ba991650080615ea4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2013-08-07T10:54:02Z",
    "title_canon_sha256": "bba7c8972b21a3437dfbb7e39d9a31e53b68b8f75e0fa9bfed25f04a38fc8332"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.1532",
    "kind": "arxiv",
    "version": 2
  }
}