Pith Number

pith:UQKJ47R3

pith:2026:UQKJ47R3QCRPQJ5SPGIVNWBZZR

not attested not anchored not stored refs pending

Strong log-concavity in probit regression

Giacomo Zanella, Martin Chak

arxiv:2605.31218 v1 · 2026-05-29 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQKJ47R3QCRPQJ5SPGIVNWBZZR}

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	2026-06-01T01:04:04.430600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4149e7e3b80a2f827b2799156d839cc7a4146731d2856353486e00a23017fd6

Aliases

arxiv: 2605.31218 · arxiv_version: 2605.31218v1 · doi: 10.48550/arxiv.2605.31218 · pith_short_12: UQKJ47R3QCRP · pith_short_16: UQKJ47R3QCRPQJ5S · pith_short_8: UQKJ47R3

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/UQKJ47R3QCRPQJ5SPGIVNWBZZR \
  | 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: a4149e7e3b80a2f827b2799156d839cc7a4146731d2856353486e00a23017fd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04c71ae795c56debc3bb65b0bac5a5040a945be1645e696738f84f9e06ec741a",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2026-05-29T12:24:02Z",
    "title_canon_sha256": "ac8dd5b8a11e47fab9a8779912424c6bcd263a9afe7552df36f335668f6cc906"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31218",
    "kind": "arxiv",
    "version": 1
  }
}