Pith Number

pith:TGBES2YW

pith:2012:TGBES2YWA7R762FPKDB2SAX65T

not attested not anchored not stored refs pending

A Riemann--Hilbert approach to Painlev\'e IV

Jaap Top, Marius van der Put

arxiv:1207.4335 v1 · 2012-07-18 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TGBES2YWA7R762FPKDB2SAX65T}

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	2026-05-18T03:50:46.979237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9982496b1607e3ff68af50c3a902feece02116aa4486cdfbda768bdc310db93d

Aliases

arxiv: 1207.4335 · arxiv_version: 1207.4335v1 · doi: 10.48550/arxiv.1207.4335 · pith_short_12: TGBES2YWA7R7 · pith_short_16: TGBES2YWA7R762FP · pith_short_8: TGBES2YW

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/TGBES2YWA7R762FPKDB2SAX65T \
  | 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: 9982496b1607e3ff68af50c3a902feece02116aa4486cdfbda768bdc310db93d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43ce8b2b7c5fe2b943cc153f842642fabd674ed11d109d7db2720489ab945396",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-07-18T10:53:45Z",
    "title_canon_sha256": "22db1797433800aa737480733955d198f060f1017b75c94bb367e253dab44782"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4335",
    "kind": "arxiv",
    "version": 1
  }
}