Pith Number

pith:FYOGGDFC

pith:2011:FYOGGDFC7AO3LQBURIVU6ZFCEJ

not attested not anchored not stored refs pending

Constructible sheaves on affine Grassmannians and geometry of the dual nilpotent cone

Pramod N. Achar, Simon Riche

arxiv:1102.2821 v1 · 2011-02-14 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FYOGGDFC7AO3LQBURIVU6ZFCEJ}

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	2026-05-18T04:28:46.334058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e1c630ca2f81db5c0348a2b4f64a22255c3cdd7f80e298763b3646601f17a88

Aliases

arxiv: 1102.2821 · arxiv_version: 1102.2821v1 · doi: 10.48550/arxiv.1102.2821 · pith_short_12: FYOGGDFC7AO3 · pith_short_16: FYOGGDFC7AO3LQBU · pith_short_8: FYOGGDFC

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/FYOGGDFC7AO3LQBURIVU6ZFCEJ \
  | 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: 2e1c630ca2f81db5c0348a2b4f64a22255c3cdd7f80e298763b3646601f17a88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0137e81005dd891f219c64cd57bff9da69ae50d54836f407e5e04fe76440dc1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2011-02-14T16:28:36Z",
    "title_canon_sha256": "3db11c2c3e4782277777587baf7969d67b0d8a6e895b3f50fa04e972d494874c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2821",
    "kind": "arxiv",
    "version": 1
  }
}