Pith Number

pith:F52VL364

pith:2011:F52VL3645P3R67HF3B22T7IAPW

not attested not anchored not stored refs pending

Solvable models for Kodaira surfaces

Gabriela P. Ovando, Mauro Subils, Sergio Console

arxiv:1111.2417 v1 · 2011-11-10 · 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{F52VL3645P3R67HF3B22T7IAPW}

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	2026-05-18T04:08:34.210338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f7555efdcebf71f7ce5d875a9fd007d9f40dfd8637f10efb3bc474ee64bbb85

Aliases

arxiv: 1111.2417 · arxiv_version: 1111.2417v1 · doi: 10.48550/arxiv.1111.2417 · pith_short_12: F52VL3645P3R · pith_short_16: F52VL3645P3R67HF · pith_short_8: F52VL364

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/F52VL3645P3R67HF3B22T7IAPW \
  | 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: 2f7555efdcebf71f7ce5d875a9fd007d9f40dfd8637f10efb3bc474ee64bbb85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bc7e8765fd3a67ca2726884825743f837f22a6ce42205ad829cc31b61c6df11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-11-10T08:23:09Z",
    "title_canon_sha256": "6db2ac1c25025342b855af19b2fe633ebfb6b67bdd9f4853e41ab31bbe55db36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2417",
    "kind": "arxiv",
    "version": 1
  }
}