Pith Number

pith:IWTAQT3I

pith:2009:IWTAQT3IMOGFY2A62JUXMCJIOY

not attested not anchored not stored refs pending

A remark on the codimension of the Green-Griffiths locus of generic projective hypersurfaces of high degree

Simone Diverio, Stefano Trapani

arxiv:0902.3741 v3 · 2009-02-21 · math.CV · 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{IWTAQT3IMOGFY2A62JUXMCJIOY}

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	2026-05-18T00:47:31.875404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a6084f68638c5c681ed26976092876167cdc9d1282b38935a8f4d55184446f

Aliases

arxiv: 0902.3741 · arxiv_version: 0902.3741v3 · doi: 10.48550/arxiv.0902.3741 · pith_short_12: IWTAQT3IMOGF · pith_short_16: IWTAQT3IMOGFY2A6 · pith_short_8: IWTAQT3I

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/IWTAQT3IMOGFY2A62JUXMCJIOY \
  | 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: 45a6084f68638c5c681ed26976092876167cdc9d1282b38935a8f4d55184446f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "585270c40b711eca76b89a887df7320ea9769b736076ed6c315707faeba16610",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2009-02-21T14:47:42Z",
    "title_canon_sha256": "66f0f06b8f24df7785dcb6f9cef81f6fd86b7a1a2de840e52eeafb18451a415b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3741",
    "kind": "arxiv",
    "version": 3
  }
}