Pith Number

pith:7ZP4XFXR

pith:2025:7ZP4XFXRPGQALYYGAULW5NRTLP

not attested not anchored not stored refs pending

Overpartitions and Kaur, Rana, and Eyyunni's mex sequences

Brian Hopkins, James A. Sellers

arxiv:2505.22588 v1 · 2025-05-28 · math.CO · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ZP4XFXRPGQALYYGAULW5NRTLP}

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	2026-07-05T11:11:27.279760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe5fcb96f179a005e30605176eb6335bc97a902c9d48dd4e46e014d6530fc13c

Aliases

arxiv: 2505.22588 · arxiv_version: 2505.22588v1 · doi: 10.48550/arxiv.2505.22588 · pith_short_12: 7ZP4XFXRPGQA · pith_short_16: 7ZP4XFXRPGQALYYG · pith_short_8: 7ZP4XFXR

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/7ZP4XFXRPGQALYYGAULW5NRTLP \
  | 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: fe5fcb96f179a005e30605176eb6335bc97a902c9d48dd4e46e014d6530fc13c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "263c19bacb502a84a788f6e8deb3e9191b6075bd458b5901286200097cccbf88",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-05-28T16:59:17Z",
    "title_canon_sha256": "04124236143290cb09229446735eb2e8be06d317011802e5455083cca7ddf108"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22588",
    "kind": "arxiv",
    "version": 1
  }
}