Pith Number

pith:LCHSMJFS

pith:2015:LCHSMJFS3WOKCSTJ6KFTDHQGC2

not attested not anchored not stored refs pending

Nef cones of Hilbert schemes of points on surfaces

Barbara Bolognese, Benjamin Schmidt, Eric Riedl, Jack Huizenga, Matthew Woolf, Xiaolei Zhao, Yinbang Lin

arxiv:1509.04722 v3 · 2015-09-15 · 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{LCHSMJFS3WOKCSTJ6KFTDHQGC2}

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	2026-05-18T00:19:19.824456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

588f2624b2dd9ca14a69f28b319e0616991ced3e73ed9158c7833ad0f9793d9a

Aliases

arxiv: 1509.04722 · arxiv_version: 1509.04722v3 · doi: 10.48550/arxiv.1509.04722 · pith_short_12: LCHSMJFS3WOK · pith_short_16: LCHSMJFS3WOKCSTJ · pith_short_8: LCHSMJFS

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/LCHSMJFS3WOKCSTJ6KFTDHQGC2 \
  | 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: 588f2624b2dd9ca14a69f28b319e0616991ced3e73ed9158c7833ad0f9793d9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35fa7d0f1e8f83efaf7fc6b5df92d8167515d39686c1401cb1117ad749f9000f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-09-15T20:11:21Z",
    "title_canon_sha256": "297e90b2e3bbd791c888ed46a3dd7f59d9a95e4ac72b0d32baa78ba6b2887f50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04722",
    "kind": "arxiv",
    "version": 3
  }
}