Pith Number

pith:2YQJAFPQ

pith:2011:2YQJAFPQVXHRP2FIZ3MB6ZAQSW

not attested not anchored not stored refs pending

An Inductive Approach to Coxeter Arrangements and Solomon's Descent Algebra

Gerhard Roehrle, Goetz Pfeiffer, J. Matthew Douglass

arxiv:1104.0551 v2 · 2011-04-04 · math.RT · math.CO · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YQJAFPQVXHRP2FIZ3MB6ZAQSW}

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	2026-05-18T04:20:12.794860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6209015f0adcf17e8a8ced81f641095bd71458d7a0c60a7885266aca24c9873

Aliases

arxiv: 1104.0551 · arxiv_version: 1104.0551v2 · doi: 10.48550/arxiv.1104.0551 · pith_short_12: 2YQJAFPQVXHR · pith_short_16: 2YQJAFPQVXHRP2FI · pith_short_8: 2YQJAFPQ

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/2YQJAFPQVXHRP2FIZ3MB6ZAQSW \
  | 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: d6209015f0adcf17e8a8ced81f641095bd71458d7a0c60a7885266aca24c9873

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc03beba83b3d87e3975a79cf70f976b0855f762123554f2a42038acf3f1a6d7",
    "cross_cats_sorted": [
      "math.CO",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2011-04-04T12:51:30Z",
    "title_canon_sha256": "1efd966c8b68c807141f5b0f49cd6f13a7571c345c8cb8f62c8300505f9e1e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0551",
    "kind": "arxiv",
    "version": 2
  }
}