Pith Number

pith:C34NADP7

pith:2013:C34NADP76NCH3GYMX627CDHR4I

not attested not anchored not stored refs pending

On the $q$-log-convexity conjecture of Sun

Anne X.Y. Ren, Donna Q.J. Dou

arxiv:1308.2736 v2 · 2013-08-13 · 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{C34NADP76NCH3GYMX627CDHR4I}

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	2026-05-18T03:15:55.386340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16f8d00dfff3447d9b0cbfb5f10cf1e234065497e969ffaae60d4705286e3f08

Aliases

arxiv: 1308.2736 · arxiv_version: 1308.2736v2 · doi: 10.48550/arxiv.1308.2736 · pith_short_12: C34NADP76NCH · pith_short_16: C34NADP76NCH3GYM · pith_short_8: C34NADP7

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/C34NADP76NCH3GYMX627CDHR4I \
  | 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: 16f8d00dfff3447d9b0cbfb5f10cf1e234065497e969ffaae60d4705286e3f08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9071ef7d2fd087feaafa1d7f88ce0d396b34846d7411fae1346d6b1cf1b67620",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-08-13T01:58:43Z",
    "title_canon_sha256": "73a65f69fb397d40bb8c87fa3dbbb2bee1450891c4329f179e40a60c5b086a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2736",
    "kind": "arxiv",
    "version": 2
  }
}