Pith Number

pith:THKQDCYP

pith:2017:THKQDCYP2LAZ4DK5L2HL3E6YHA

not attested not anchored not stored refs pending

Poles of Painlev\'e IV Rationals and their Distribution

Davide Masoero, Pieter Roffelsen

arxiv:1707.05222 v3 · 2017-07-14 · math.CA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{THKQDCYP2LAZ4DK5L2HL3E6YHA}

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	2026-05-18T00:26:36.725412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99d5018b0fd2c19e0d5d5e8ebd93d838072232eda1acc3229c9a329a67aeb5b9

Aliases

arxiv: 1707.05222 · arxiv_version: 1707.05222v3 · doi: 10.48550/arxiv.1707.05222 · pith_short_12: THKQDCYP2LAZ · pith_short_16: THKQDCYP2LAZ4DK5 · pith_short_8: THKQDCYP

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/THKQDCYP2LAZ4DK5L2HL3E6YHA \
  | 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: 99d5018b0fd2c19e0d5d5e8ebd93d838072232eda1acc3229c9a329a67aeb5b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e3cc2f6682076a009c61a239758afa0a86dcb7d49e6753a8fd9968915508ad4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2017-07-14T13:59:42Z",
    "title_canon_sha256": "157f8fcdc522289124cd8a9ce8328c669383a778601beba47aa47664ea13c576"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05222",
    "kind": "arxiv",
    "version": 3
  }
}