Pith Number

pith:FZOKBJIP

pith:2014:FZOKBJIPKMQJICH4JWDMSD42LG

not attested not anchored not stored refs pending

Hyperkahler metric and GMN ansatz on focus-focus fibrations

Jie Zhao

arxiv:1401.0352 v1 · 2014-01-02 · 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{FZOKBJIPKMQJICH4JWDMSD42LG}

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	2026-05-18T02:44:31.518655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e5ca0a50f53209408fc4d86c90f9a59ae3d406aead4a964fa75aee7d62e20a2

Aliases

arxiv: 1401.0352 · arxiv_version: 1401.0352v1 · doi: 10.48550/arxiv.1401.0352 · pith_short_12: FZOKBJIPKMQJ · pith_short_16: FZOKBJIPKMQJICH4 · pith_short_8: FZOKBJIP

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/FZOKBJIPKMQJICH4JWDMSD42LG \
  | 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: 2e5ca0a50f53209408fc4d86c90f9a59ae3d406aead4a964fa75aee7d62e20a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d31a450ba994fa8131bc1d6bbc4d19d993b9899962b425f67a0a1bf313830a95",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-01-02T01:13:15Z",
    "title_canon_sha256": "07928a4038abb351ffa7a4e3b4e97ec85a9a77acce20e7b017d686ffc632d723"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0352",
    "kind": "arxiv",
    "version": 1
  }
}