Pith Number

pith:ZL2FAVIW

pith:2011:ZL2FAVIWUNL4ZMLRUSDXFGNI5P

not attested not anchored not stored refs pending

Uniformisation in dimension four: towards a conjecture of Iitaka

Andreas H\"oring, Ivo Radloff, Thomas Peternell

arxiv:1103.5392 v2 · 2011-03-28 · 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{ZL2FAVIWUNL4ZMLRUSDXFGNI5P}

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	2026-05-18T00:31:23.014692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf4505516a357ccb171a4877299a8ebfb67aa28ba936492f2986ecaa4b84d12

Aliases

arxiv: 1103.5392 · arxiv_version: 1103.5392v2 · doi: 10.48550/arxiv.1103.5392 · pith_short_12: ZL2FAVIWUNL4 · pith_short_16: ZL2FAVIWUNL4ZMLR · pith_short_8: ZL2FAVIW

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/ZL2FAVIWUNL4ZMLRUSDXFGNI5P \
  | 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: caf4505516a357ccb171a4877299a8ebfb67aa28ba936492f2986ecaa4b84d12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e4641b794ac365b63e51793f3b6adead6e4bba25a6868b035432f6681f73e16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-03-28T15:23:51Z",
    "title_canon_sha256": "8dd86870da0207b1ef84470e9e47a01bf1ac3f9a085228e9bbd1e4f914c62598"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5392",
    "kind": "arxiv",
    "version": 2
  }
}