Pith Number

pith:2C22FCB7

pith:2018:2C22FCB7SGDACD2YUGXT3KLNAE

not attested not anchored not stored refs pending

Density of Noether-Lefschetz loci of polarized irreducible holomorphic symplectic varieties and applications

Gianluca Pacienza, Giovanni Mongardi

arxiv:1804.09440 v2 · 2018-04-25 · 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{2C22FCB7SGDACD2YUGXT3KLNAE}

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	2026-05-18T00:12:52.385393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0b5a2883f9186010f58a1af3da96d01090b9b78d93d09c2952c7d7f9b45b9c4

Aliases

arxiv: 1804.09440 · arxiv_version: 1804.09440v2 · doi: 10.48550/arxiv.1804.09440 · pith_short_12: 2C22FCB7SGDA · pith_short_16: 2C22FCB7SGDACD2Y · pith_short_8: 2C22FCB7

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/2C22FCB7SGDACD2YUGXT3KLNAE \
  | 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: d0b5a2883f9186010f58a1af3da96d01090b9b78d93d09c2952c7d7f9b45b9c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4c730f4f820e81b9ae80a4adb74951193e65ea623a85a08d740980b15263f42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-04-25T09:14:29Z",
    "title_canon_sha256": "da80c6797f134a644020822e73757227a75b6e95650c865ea76bd9ad2cfc172a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09440",
    "kind": "arxiv",
    "version": 2
  }
}