Pith Number

pith:36DDMFWJ

pith:2013:36DDMFWJZJFWGZ2NQVC27HIIGQ

not attested not anchored not stored refs pending

Skew-monoidal categories and the Catalan simplicial set

Mitchell Buckley, Richard Garner, Ross Street, Stephen Lack

arxiv:1307.0265 v1 · 2013-07-01 · 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{36DDMFWJZJFWGZ2NQVC27HIIGQ}

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	2026-05-18T03:19:33.825254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df863616c9ca4b63674d8545af9d08342ef49f253567f82075359e3eca2e5600

Aliases

arxiv: 1307.0265 · arxiv_version: 1307.0265v1 · doi: 10.48550/arxiv.1307.0265 · pith_short_12: 36DDMFWJZJFW · pith_short_16: 36DDMFWJZJFWGZ2N · pith_short_8: 36DDMFWJ

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/36DDMFWJZJFWGZ2NQVC27HIIGQ \
  | 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: df863616c9ca4b63674d8545af9d08342ef49f253567f82075359e3eca2e5600

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bebb8e951273adacedbbf84afa133bd40341ad0454af01b9ee002b71a3553186",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2013-07-01T03:05:29Z",
    "title_canon_sha256": "c81b6cea2665a2dbc84760630ff5925308bafd65b9fb15a3d72da0dd84c106c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0265",
    "kind": "arxiv",
    "version": 1
  }
}