Pith Number

pith:VEO2IHYI

pith:2018:VEO2IHYI6ZO4Z5LH2FLCCIGKYJ

not attested not anchored not stored refs pending

Line and rational curve arrangements, and Walther's inequality

Alexandru Dimca, Gabriel Sticlaru

arxiv:1803.05386 v4 · 2018-03-14 · math.AG · math.AC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VEO2IHYI6ZO4Z5LH2FLCCIGKYJ}

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	2026-05-17T23:52:53.283265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a91da41f08f65dccf567d1562120cac26db853b2fd0fd358afc9baf278d80635

Aliases

arxiv: 1803.05386 · arxiv_version: 1803.05386v4 · doi: 10.48550/arxiv.1803.05386 · pith_short_12: VEO2IHYI6ZO4 · pith_short_16: VEO2IHYI6ZO4Z5LH · pith_short_8: VEO2IHYI

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/VEO2IHYI6ZO4Z5LH2FLCCIGKYJ \
  | 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: a91da41f08f65dccf567d1562120cac26db853b2fd0fd358afc9baf278d80635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2071bf3bb354df7d069ab89f7d77db36a7fc2d336f67359ccba7b9b554cfa92b",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-03-14T16:30:06Z",
    "title_canon_sha256": "78237f2314d1ec4c25e9db0c3277fde14b157c756baf7df8caefc44bcbe32261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05386",
    "kind": "arxiv",
    "version": 4
  }
}