Pith Number

pith:W44UQ6LG

pith:2015:W44UQ6LGF77S7EL2A3FYWKKAEY

not attested not anchored not stored refs pending

Geometric Aspects of Painlev\'e Equations

Kenji Kajiwara, Masatoshi Noumi, Yasuhiko Yamada

arxiv:1509.08186 v8 · 2015-09-28 · nlin.SI · math-ph · math.CA · 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{W44UQ6LGF77S7EL2A3FYWKKAEY}

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	2026-05-18T00:52:23.793229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7394879662fff2f917a06cb8b2940262158a32ec15aeddfe87467f8b904b34e

Aliases

arxiv: 1509.08186 · arxiv_version: 1509.08186v8 · doi: 10.48550/arxiv.1509.08186 · pith_short_12: W44UQ6LGF77S · pith_short_16: W44UQ6LGF77S7EL2 · pith_short_8: W44UQ6LG

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/W44UQ6LGF77S7EL2A3FYWKKAEY \
  | 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: b7394879662fff2f917a06cb8b2940262158a32ec15aeddfe87467f8b904b34e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0adba83dfed1d24a3833f30129fd5401fb2261ec192013bb768697874f4652b4",
    "cross_cats_sorted": [
      "math-ph",
      "math.CA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-09-28T03:47:50Z",
    "title_canon_sha256": "15d39afd78e4e3ab9f0b715c7c2512ec96526b575dd818d9b54818f36a7bbe06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08186",
    "kind": "arxiv",
    "version": 8
  }
}