Pith Number

pith:OTNSDKER

pith:2013:OTNSDKERLPETT54GKDUA47IYSL

not attested not anchored not stored refs pending

Instantons in G2 manifolds from J-holomorphic curves in coassociative submanifolds

Ke Zhu, Naichung Conan Leung, Xiaowei Wang

arxiv:1303.6728 v1 · 2013-03-27 · math.DG · math-ph · math.MP · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OTNSDKERLPETT54GKDUA47IYSL}

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	2026-05-18T03:29:39.896464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74db21a8915bc939f78650e80e7d1892de4c26a6d4aef62e19750c5e3032d619

Aliases

arxiv: 1303.6728 · arxiv_version: 1303.6728v1 · doi: 10.48550/arxiv.1303.6728 · pith_short_12: OTNSDKERLPET · pith_short_16: OTNSDKERLPETT54G · pith_short_8: OTNSDKER

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/OTNSDKERLPETT54GKDUA47IYSL \
  | 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: 74db21a8915bc939f78650e80e7d1892de4c26a6d4aef62e19750c5e3032d619

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed1d4ad3fb09d02c2022bb643af809340d7d117c47db67dded3cbe96e15806f7",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-03-27T02:29:45Z",
    "title_canon_sha256": "6a313095e9fb0d977012912a7f93b28a6662dd7eabbd123a07602672fb1d8ae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6728",
    "kind": "arxiv",
    "version": 1
  }
}