Pith Number

pith:ZPCD3CZE

pith:2016:ZPCD3CZEYNQNAQKXQ6HXVHAG2A

not attested not anchored not stored refs pending

Irreducible local systems on nilpotent orbits

Eric Sommers

arxiv:1610.07645 v2 · 2016-10-24 · 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{ZPCD3CZEYNQNAQKXQ6HXVHAG2A}

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	2026-05-18T00:55:57.457970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc43d8b24c360d04157878f7a9c06d00b7882418c961d19f8626fb13d85ce98

Aliases

arxiv: 1610.07645 · arxiv_version: 1610.07645v2 · doi: 10.48550/arxiv.1610.07645 · pith_short_12: ZPCD3CZEYNQN · pith_short_16: ZPCD3CZEYNQNAQKX · pith_short_8: ZPCD3CZE

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/ZPCD3CZEYNQNAQKXQ6HXVHAG2A \
  | 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: cbc43d8b24c360d04157878f7a9c06d00b7882418c961d19f8626fb13d85ce98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5402be550b884d0b11ff95c95eb1d7384117f1f287644a8d4209dcad37049cfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2016-10-24T20:43:22Z",
    "title_canon_sha256": "09eb990ae780cec65881d3e278342175e51b830e56573f018f22631e14790b25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07645",
    "kind": "arxiv",
    "version": 2
  }
}