Pith Number

pith:O4FL6CAE

pith:2012:O4FL6CAEXLEWLYJ4GE7LIFLN4J

not attested not anchored not stored refs pending

Compactifications of spaces of Landau-Ginzburg models

Colin Diemer, Gabriel Kerr, Ludmil Katzarkov

arxiv:1207.0042 v2 · 2012-06-30 · 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{O4FL6CAEXLEWLYJ4GE7LIFLN4J}

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	2026-05-18T01:56:36.202562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

770abf0804bac965e13c313eb4156de256cc4a64dcf54b5aa97125c6f0ea5749

Aliases

arxiv: 1207.0042 · arxiv_version: 1207.0042v2 · doi: 10.48550/arxiv.1207.0042 · pith_short_12: O4FL6CAEXLEW · pith_short_16: O4FL6CAEXLEWLYJ4 · pith_short_8: O4FL6CAE

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/O4FL6CAEXLEWLYJ4GE7LIFLN4J \
  | 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: 770abf0804bac965e13c313eb4156de256cc4a64dcf54b5aa97125c6f0ea5749

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5a24445655e92172e57af006102906dcfc5151522976a65654c7b60106546ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-06-30T03:19:38Z",
    "title_canon_sha256": "89521510a62ee7669f22f5dd3327d00f8a016eab117113eb230d69fa7103d010"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0042",
    "kind": "arxiv",
    "version": 2
  }
}