Pith Number

pith:EJXQ7YQ6

pith:2015:EJXQ7YQ6PPSXG3VI5EUZHTH6S5

not attested not anchored not stored refs pending

On colored set partitions of type $B_n$

David G.L. Wang

arxiv:1501.00903 v1 · 2015-01-05 · 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{EJXQ7YQ6PPSXG3VI5EUZHTH6S5}

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	2026-05-18T02:30:01.629667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

226f0fe21e7be5736ea8e92993ccfe976dd049d7d733e86059ea0fc5a1af28c1

Aliases

arxiv: 1501.00903 · arxiv_version: 1501.00903v1 · doi: 10.48550/arxiv.1501.00903 · pith_short_12: EJXQ7YQ6PPSX · pith_short_16: EJXQ7YQ6PPSXG3VI · pith_short_8: EJXQ7YQ6

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/EJXQ7YQ6PPSXG3VI5EUZHTH6S5 \
  | 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: 226f0fe21e7be5736ea8e92993ccfe976dd049d7d733e86059ea0fc5a1af28c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5534853bd7d517938464071ac13119f03dafb1dfaa890336c7f12c6b820cb3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-01-05T15:57:56Z",
    "title_canon_sha256": "42486947ffd69ac1920bb91fad249cc74fc4b1e8e7fe10dd846b9207e8ec3b16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00903",
    "kind": "arxiv",
    "version": 1
  }
}