Pith Number

pith:HHDW47EI

pith:2019:HHDW47EIW5342DBPHZL77Y7DQJ

not attested not anchored not stored refs pending

Non-crossing partitions

Barbara Baumeister, Dawid Kielak, Friedrich G\"otze, Henning Krause, Kai-Uwe Bux

arxiv:1903.01146 v1 · 2019-03-04 · math.GR · math.CO · math.PR · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHDW47EIW5342DBPHZL77Y7DQJ}

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	2026-05-17T23:52:12.165453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c76e7c88b777cd0c2f3e57ffe3e3825171f89fbf2a5a4903dc810fb0f3437c

Aliases

arxiv: 1903.01146 · arxiv_version: 1903.01146v1 · doi: 10.48550/arxiv.1903.01146 · pith_short_12: HHDW47EIW534 · pith_short_16: HHDW47EIW5342DBP · pith_short_8: HHDW47EI

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/HHDW47EIW5342DBPHZL77Y7DQJ \
  | 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: 39c76e7c88b777cd0c2f3e57ffe3e3825171f89fbf2a5a4903dc810fb0f3437c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "820d5f4589165f02d0ef98c978ce18d05865d69771a20a6d166d4fa32732b07f",
    "cross_cats_sorted": [
      "math.CO",
      "math.PR",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2019-03-04T09:17:32Z",
    "title_canon_sha256": "361727508c2ebfc8327931b8fe4eb88af416e55243320c2e606cf1d5bac5e762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01146",
    "kind": "arxiv",
    "version": 1
  }
}