Pith Number

pith:KVQOWCS2

pith:2012:KVQOWCS26LG5IRYO4QRKZP36BI

not attested not anchored not stored refs pending

Random matrices and the average topology of the intersection of two quadrics

Antonio Lerario

arxiv:1205.2089 v3 · 2012-05-09 · math.AT · math.AG · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVQOWCS26LG5IRYO4QRKZP36BI}

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	2026-05-18T03:20:45.468440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5560eb0a5af2cdd4470ee422acbf7e0a1b4881f52cec147db7ab7b6731faa60e

Aliases

arxiv: 1205.2089 · arxiv_version: 1205.2089v3 · doi: 10.48550/arxiv.1205.2089 · pith_short_12: KVQOWCS26LG5 · pith_short_16: KVQOWCS26LG5IRYO · pith_short_8: KVQOWCS2

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/KVQOWCS26LG5IRYO4QRKZP36BI \
  | 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: 5560eb0a5af2cdd4470ee422acbf7e0a1b4881f52cec147db7ab7b6731faa60e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e30469f1e2d6ca5a8279278fa183b6ca540c27b9aa551195c7865bfc3beba25a",
    "cross_cats_sorted": [
      "math.AG",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-05-09T20:00:54Z",
    "title_canon_sha256": "38f3b2eaacc045a326c1253c5f37f089328ba05e9cfe703d32728d9c9234665f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2089",
    "kind": "arxiv",
    "version": 3
  }
}