Pith Number

pith:26JU5CDX

pith:2013:26JU5CDXRP6DK3UILMZJBH73DB

not attested not anchored not stored refs pending

Twistor Theory of the Airy Equation

Maciej Dunajski, Michael Cole

arxiv:1401.0025 v3 · 2013-12-30 · hep-th · math.CV · math.DG · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{26JU5CDXRP6DK3UILMZJBH73DB}

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	2026-05-18T02:55:03.713234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7934e88778bfc356e885b32909ffb1872ffd6afc2f8bd4874e09422a2551a51

Aliases

arxiv: 1401.0025 · arxiv_version: 1401.0025v3 · doi: 10.48550/arxiv.1401.0025 · pith_short_12: 26JU5CDXRP6D · pith_short_16: 26JU5CDXRP6DK3UI · pith_short_8: 26JU5CDX

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/26JU5CDXRP6DK3UILMZJBH73DB \
  | 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: d7934e88778bfc356e885b32909ffb1872ffd6afc2f8bd4874e09422a2551a51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2af765d884d6a14f80cb45f65c7068b2bd460a68c61add5403716214065831f7",
    "cross_cats_sorted": [
      "math.CV",
      "math.DG",
      "nlin.SI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-12-30T21:36:32Z",
    "title_canon_sha256": "5f9dcdeb7014415af332e7fc987da3d33033a724cd0aa86f028e6d22818175f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0025",
    "kind": "arxiv",
    "version": 3
  }
}