Pith Number

pith:ERUT7CK7

pith:2009:ERUT7CK75FT5W6IP5NVMPLVTCS

not attested not anchored not stored refs pending

Divided differences and the Weyl character formula in equivariant K-theory

Gregory D. Landweber, Megumi Harada, Reyer Sjamaar

arxiv:0906.1629 v2 · 2009-06-09 · math.KT · math.AT · 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{ERUT7CK75FT5W6IP5NVMPLVTCS}

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	2026-05-18T04:37:34.050519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24693f895fe967db790feb6ac7aeb314b8cc2a13d6156e4f3fa5fa1c97ca7250

Aliases

arxiv: 0906.1629 · arxiv_version: 0906.1629v2 · doi: 10.48550/arxiv.0906.1629 · pith_short_12: ERUT7CK75FT5 · pith_short_16: ERUT7CK75FT5W6IP · pith_short_8: ERUT7CK7

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/ERUT7CK75FT5W6IP5NVMPLVTCS \
  | 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: 24693f895fe967db790feb6ac7aeb314b8cc2a13d6156e4f3fa5fa1c97ca7250

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d553823008a35b92e4e030e1c1e28f2cb2e769e42e14f012c56663bed027695",
    "cross_cats_sorted": [
      "math.AT",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2009-06-09T02:59:31Z",
    "title_canon_sha256": "d02a80139d6e9a908b87326325f2842a327f924715e92c3eea6175e26246a61e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1629",
    "kind": "arxiv",
    "version": 2
  }
}