Pith Number

pith:KQYUJWRX

pith:2008:KQYUJWRXYNIX5VUYI5JYYPFFBL

not attested not anchored not stored refs pending

Asymptotics of generalized Hadwiger numbers

Louis Funar, Valentin Boju

arxiv:0809.2490 v1 · 2008-09-15 · math.MG · 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{KQYUJWRXYNIX5VUYI5JYYPFFBL}

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	2026-05-18T03:09:20.564694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

543144da37c3517ed69847538c3ca50ae02e2bd460907d14624183cd3f1c966a

Aliases

arxiv: 0809.2490 · arxiv_version: 0809.2490v1 · doi: 10.48550/arxiv.0809.2490 · pith_short_12: KQYUJWRXYNIX · pith_short_16: KQYUJWRXYNIX5VUY · pith_short_8: KQYUJWRX

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/KQYUJWRXYNIX5VUYI5JYYPFFBL \
  | 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: 543144da37c3517ed69847538c3ca50ae02e2bd460907d14624183cd3f1c966a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad7c6c5484ff8b678512e7065a74cc2cb374454f0703ccd5201a83bc72573d3",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2008-09-15T11:23:56Z",
    "title_canon_sha256": "07d4aa7f296458f1e7a0ab0147e74a31f79bb8af5f735b70755c18c945391704"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2490",
    "kind": "arxiv",
    "version": 1
  }
}