Pith Number

pith:HOZAV2ID

pith:2018:HOZAV2IDVND3N464M7TKPDNU7Z

not attested not anchored not stored refs pending

Lagrangian fibrations for IHS fourfolds

Fedor Bogomolov, Nikon Kurnosov

arxiv:1810.11011 v1 · 2018-10-25 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HOZAV2IDVND3N464M7TKPDNU7Z}

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.

Cited by

2 papers in Pith

The abundance and SYZ conjectures in families of hyperkahler manifolds

Topology of projective Tate-Shafarevich twists

Receipt and verification

First computed	2026-05-18T00:02:18.633770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bb20ae903ab47b6f3dc67e6a78db4fe43d87ae1c421b712ae3c386a33b3dee3

Aliases

arxiv: 1810.11011 · arxiv_version: 1810.11011v1 · doi: 10.48550/arxiv.1810.11011 · pith_short_12: HOZAV2IDVND3 · pith_short_16: HOZAV2IDVND3N464 · pith_short_8: HOZAV2ID

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/HOZAV2IDVND3N464M7TKPDNU7Z \
  | 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: 3bb20ae903ab47b6f3dc67e6a78db4fe43d87ae1c421b712ae3c386a33b3dee3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a78070f1843e84665c1f127c2530ef3353feecf9972eae8aa9bf3a680be792dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-10-25T17:56:58Z",
    "title_canon_sha256": "249123455b3cf787c4b5bde57c37ab5caadd04417d7139a2872b0b8422cd6f4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11011",
    "kind": "arxiv",
    "version": 1
  }
}