Pith Number

pith:QQB3YYZ7

pith:2017:QQB3YYZ75OWV44GW2RTCQCQVNF

not attested not anchored not stored refs pending

Compact K\"ahler manifolds with positive orthogonal bisectional curvature

Huitao Feng, Kefeng Liu, Xueyuan Wan

arxiv:1710.10240 v1 · 2017-10-27 · 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{QQB3YYZ75OWV44GW2RTCQCQVNF}

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	2026-05-18T00:31:54.475469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8403bc633febad5e70d6d466280a15694b359e78755d96ea658d54d48403a739

Aliases

arxiv: 1710.10240 · arxiv_version: 1710.10240v1 · doi: 10.48550/arxiv.1710.10240 · pith_short_12: QQB3YYZ75OWV · pith_short_16: QQB3YYZ75OWV44GW · pith_short_8: QQB3YYZ7

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/QQB3YYZ75OWV44GW2RTCQCQVNF \
  | 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: 8403bc633febad5e70d6d466280a15694b359e78755d96ea658d54d48403a739

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2378356439cc5246774baf83f838a9cbfdc00198033e15d0b131ad119f782d7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-10-27T16:58:20Z",
    "title_canon_sha256": "bd65654937f442174025d5ed57619644e0a884a36865d91f6373f9e66d5b9050"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.10240",
    "kind": "arxiv",
    "version": 1
  }
}