Pith Number

pith:SGQCGVST

pith:2012:SGQCGVSTFJNJPOIHFH7ZS5PWWL

not attested not anchored not stored refs pending

Galois groups of Schubert problems of lines are at least alternating

Abraham Martin del Campo, Christopher J. Brooks, Frank Sottile

arxiv:1207.4280 v3 · 2012-07-18 · math.AG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SGQCGVSTFJNJPOIHFH7ZS5PWWL}

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	2026-05-18T03:25:43.840749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91a02356532a5a97b90729ff9975f6b2cdb3ab723b81001bfdeb638205cc1797

Aliases

arxiv: 1207.4280 · arxiv_version: 1207.4280v3 · doi: 10.48550/arxiv.1207.4280 · pith_short_12: SGQCGVSTFJNJ · pith_short_16: SGQCGVSTFJNJPOIH · pith_short_8: SGQCGVST

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/SGQCGVSTFJNJPOIHFH7ZS5PWWL \
  | 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: 91a02356532a5a97b90729ff9975f6b2cdb3ab723b81001bfdeb638205cc1797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d13ba3bcf395e573e2e97b3014666a7c60a3551952d5ba0c0146317f7ee4b0b9",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-07-18T07:10:44Z",
    "title_canon_sha256": "a242a06b3d75a81c019fc6838209931fa9df71cad63a66527c6784885e61e67c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4280",
    "kind": "arxiv",
    "version": 3
  }
}