Pith Number

pith:VD5XJC7Q

pith:2026:VD5XJC7QYOMYYWL2YMO6JK4JSH

not attested not anchored not stored refs pending

Geometry of gravitational instantons

Mingyang Li, Song Sun

arxiv:2606.10443 v1 · 2026-06-09 · math.DG · 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{VD5XJC7QYOMYYWL2YMO6JK4JSH}

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	2026-06-10T01:10:19.354747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8fb748bf0c3998c597ac31de4ab8991d655e377f2d888ffaac9159a8e5c651c

Aliases

arxiv: 2606.10443 · arxiv_version: 2606.10443v1 · doi: 10.48550/arxiv.2606.10443 · pith_short_12: VD5XJC7QYOMY · pith_short_16: VD5XJC7QYOMYYWL2 · pith_short_8: VD5XJC7Q

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/VD5XJC7QYOMYYWL2YMO6JK4JSH \
  | 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: a8fb748bf0c3998c597ac31de4ab8991d655e377f2d888ffaac9159a8e5c651c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c506971f3e8fc80cd5ae334a83eab2517a4a9cc5e11788808f093ae1a41525e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2026-06-09T05:40:13Z",
    "title_canon_sha256": "55722406f2088a35dd6dd6ef40d225f961ff51fec5b72883146471bc813d8e83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.10443",
    "kind": "arxiv",
    "version": 1
  }
}