Pith Number

pith:JGHDNSRD

pith:2018:JGHDNSRDMYPMT6FTCDDVGIF67T

not attested not anchored not stored refs pending

A classification of spherical Schubert varieties in the Grassmannian

Reuven Hodges, Venkatramani Lakshmibai

arxiv:1809.08003 v1 · 2018-09-21 · math.RT · 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{JGHDNSRDMYPMT6FTCDDVGIF67T}

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	2026-05-18T00:05:10.598122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

498e36ca23661ec9f8b310c75320befce4d1b735415b033e980f07c24e122c75

Aliases

arxiv: 1809.08003 · arxiv_version: 1809.08003v1 · doi: 10.48550/arxiv.1809.08003 · pith_short_12: JGHDNSRDMYPM · pith_short_16: JGHDNSRDMYPMT6FT · pith_short_8: JGHDNSRD

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/JGHDNSRDMYPMT6FTCDDVGIF67T \
  | 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: 498e36ca23661ec9f8b310c75320befce4d1b735415b033e980f07c24e122c75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d698b3ab67d2d788da4eeda145f305c4187609b3bc60b82485ec53dbc00ab89f",
    "cross_cats_sorted": [
      "math.AG",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-09-21T09:27:26Z",
    "title_canon_sha256": "3732c2800fe10ebca6f2756af7085b94f214d002fffe4e0dd04af93e8e7a139d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.08003",
    "kind": "arxiv",
    "version": 1
  }
}