Pith Number

pith:EHZ5DJEO

pith:2012:EHZ5DJEOXNEISUFVPAWR74XZRH

not attested not anchored not stored refs pending

The Hodge ring of Kaehler manifolds

D. Kotschick, S. Schreieder

arxiv:1202.2676 v2 · 2012-02-13 · math.AG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHZ5DJEOXNEISUFVPAWR74XZRH}

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	2026-05-17T23:53:18.939361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f3d1a48ebb488950b5782d1ff2f989ded98da0cd22dc2e096602378540b6ce

Aliases

arxiv: 1202.2676 · arxiv_version: 1202.2676v2 · doi: 10.48550/arxiv.1202.2676 · pith_short_12: EHZ5DJEOXNEI · pith_short_16: EHZ5DJEOXNEISUFV · pith_short_8: EHZ5DJEO

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/EHZ5DJEOXNEISUFVPAWR74XZRH \
  | 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: 21f3d1a48ebb488950b5782d1ff2f989ded98da0cd22dc2e096602378540b6ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b94c92d3e2f8aab5ffb08556157291018413a25db87d87461fa12adbf53eaa2",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-02-13T09:48:47Z",
    "title_canon_sha256": "d1a781cf9c55a265e36096ca73176cc0a9c6616582d182c26fc2ec989ed9e950"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2676",
    "kind": "arxiv",
    "version": 2
  }
}