Pith Number

pith:JMHKXP7Y

pith:2010:JMHKXP7YDSD2KWTYUTXRHLGDCW

not attested not anchored not stored refs pending

Nearly K\"ahler manifolds of constant antiholomorphic sectional curvature

Georgi Ganchev, Ognian Kassabov

arxiv:1009.2673 v1 · 2010-09-14 · 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{JMHKXP7YDSD2KWTYUTXRHLGDCW}

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	2026-05-18T04:40:56.609914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b0eabbff81c87a55a78a4ef13acc3158b38ced13ea922e4bdfdefdbeb79ba05

Aliases

arxiv: 1009.2673 · arxiv_version: 1009.2673v1 · doi: 10.48550/arxiv.1009.2673 · pith_short_12: JMHKXP7YDSD2 · pith_short_16: JMHKXP7YDSD2KWTY · pith_short_8: JMHKXP7Y

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/JMHKXP7YDSD2KWTYUTXRHLGDCW \
  | 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: 4b0eabbff81c87a55a78a4ef13acc3158b38ced13ea922e4bdfdefdbeb79ba05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "413982fb23168669b941675638a15e63414cfa6a14a244cbae4382458c20c4ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-09-14T14:09:24Z",
    "title_canon_sha256": "e18195dd3756535e3caedcfd3ea18de402c084aaca3b08d5bd707a7009011435"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2673",
    "kind": "arxiv",
    "version": 1
  }
}