Pith Number

pith:GSD6QSP6

pith:2026:GSD6QSP6CA7QTKFGXKRQT2KATS

not attested not anchored not stored refs pending

The mex statistic on combinatorial structures

Antonio Bernini, Giulio Cerbai, Luca Ferrari, Stefano Bilotta

arxiv:2605.29936 v1 · 2026-05-28 · 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{GSD6QSP6CA7QTKFGXKRQT2KATS}

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	2026-05-29T02:06:01.777859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3487e849fe103f09a8a6baa309e9409cbba992356653534f01bf6e8f07d36286

Aliases

arxiv: 2605.29936 · arxiv_version: 2605.29936v1 · doi: 10.48550/arxiv.2605.29936 · pith_short_12: GSD6QSP6CA7Q · pith_short_16: GSD6QSP6CA7QTKFG · pith_short_8: GSD6QSP6

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/GSD6QSP6CA7QTKFGXKRQT2KATS \
  | 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: 3487e849fe103f09a8a6baa309e9409cbba992356653534f01bf6e8f07d36286

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29c18a0d12118a2f96a4be0fc33623fbd842f34ea3bb5c1abfd2c07e82ad162e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-05-28T13:47:02Z",
    "title_canon_sha256": "d816cf065e568f46863e51a43c4924fb9b7f8a85913e3b356565b78f2f8680d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29936",
    "kind": "arxiv",
    "version": 1
  }
}