Pith Number

pith:4TIFODUK

pith:2019:4TIFODUKRB4BDLDLV7KRCRXAEH

not attested not anchored not stored refs pending

Singularity Analysis of a Variant of the Painlev{\'e}--Ince Equation

Amlan K Halder, Andronikos Paliathanasis, PGL Leach

arxiv:1906.00688 v1 · 2019-06-03 · 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{4TIFODUKRB4BDLDLV7KRCRXAEH}

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	2026-05-17T23:44:24.164767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d0570e8a887811ac6bafd51146e021c999146eedb8dd504465bb2adce23f40

Aliases

arxiv: 1906.00688 · arxiv_version: 1906.00688v1 · doi: 10.48550/arxiv.1906.00688 · pith_short_12: 4TIFODUKRB4B · pith_short_16: 4TIFODUKRB4BDLDL · pith_short_8: 4TIFODUK

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/4TIFODUKRB4BDLDLV7KRCRXAEH \
  | 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: e4d0570e8a887811ac6bafd51146e021c999146eedb8dd504465bb2adce23f40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d52f4fae76438852ecdb52b2b0e8edf7a37bf83b319eed94bdb5f303511d742",
    "cross_cats_sorted": [
      "math-ph",
      "math.CA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-06-03T10:23:16Z",
    "title_canon_sha256": "9a1599958d8408d6f8c2c5581477020743e56c51a5455a5992017e12578da823"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00688",
    "kind": "arxiv",
    "version": 1
  }
}