Pith Number

pith:JV3M42BF

pith:2018:JV3M42BFH7UKAUWTGFTC4GR4GI

not attested not anchored not stored refs pending

An elliptic boundary value problem for $G_{2}$ structures

Simon Donaldson

arxiv:1801.01806 v2 · 2018-01-05 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JV3M42BFH7UKAUWTGFTC4GR4GI}

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	2026-05-17T23:55:59.662733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d76ce68253fe8a052d331662e1a3c322890f84bea17d39c720e7131ca9180b6

Aliases

arxiv: 1801.01806 · arxiv_version: 1801.01806v2 · doi: 10.48550/arxiv.1801.01806 · pith_short_12: JV3M42BFH7UK · pith_short_16: JV3M42BFH7UKAUWT · pith_short_8: JV3M42BF

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/JV3M42BFH7UKAUWTGFTC4GR4GI \
  | 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: 4d76ce68253fe8a052d331662e1a3c322890f84bea17d39c720e7131ca9180b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58627c65d70bc85f8b1d39ec5d8408a383d7633489ea36eb0adb707369d86bf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-01-05T16:02:42Z",
    "title_canon_sha256": "6bae823b7d9cdf7b24b2596391dedddd77ba4be63a56dd44d9eed7dad50d485c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01806",
    "kind": "arxiv",
    "version": 2
  }
}