Pith Number

pith:YSEMGDYC

pith:2014:YSEMGDYCWIBMIPFMIO42LSTCNT

not attested not anchored not stored refs pending

On linear systems of $\mathbb{P}^3$ with nine base points

Elisa Postinghel, Maria Chiara Brambilla, Olivia Dumitrescu

arxiv:1410.8065 v3 · 2014-10-29 · 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{YSEMGDYCWIBMIPFMIO42LSTCNT}

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	2026-05-18T01:31:30.151509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c488c30f02b202c43cac43b9a5ca626ce534517b3fcb9924585b9ebdfcdb898e

Aliases

arxiv: 1410.8065 · arxiv_version: 1410.8065v3 · doi: 10.48550/arxiv.1410.8065 · pith_short_12: YSEMGDYCWIBM · pith_short_16: YSEMGDYCWIBMIPFM · pith_short_8: YSEMGDYC

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/YSEMGDYCWIBMIPFMIO42LSTCNT \
  | 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: c488c30f02b202c43cac43b9a5ca626ce534517b3fcb9924585b9ebdfcdb898e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a22519313943355fa823c8ed99118d76e954a076fc54666ef9a9c0f1903db6f1",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-10-29T17:27:03Z",
    "title_canon_sha256": "5b1e6f1909334f871c2841b3e4fdf72f859f1ad9a76a2f736c105d4d91cb3baf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8065",
    "kind": "arxiv",
    "version": 3
  }
}