Pith Number

pith:3E4EWLKO

pith:2018:3E4EWLKOIPWEWTR5UYFD43N3AM

not attested not anchored not stored refs pending

On Perverse Equivalences and Rationality

Joseph Chuang, Radha Kessar

arxiv:1811.01000 v1 · 2018-11-02 · math.RT · 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{3E4EWLKOIPWEWTR5UYFD43N3AM}

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	2026-05-18T00:01:39.701334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9384b2d4e43ec4b4e3da60a3e6dbb030f86278142c0ecda2a91348cbe1bdd80

Aliases

arxiv: 1811.01000 · arxiv_version: 1811.01000v1 · doi: 10.48550/arxiv.1811.01000 · pith_short_12: 3E4EWLKOIPWE · pith_short_16: 3E4EWLKOIPWEWTR5 · pith_short_8: 3E4EWLKO

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/3E4EWLKOIPWEWTR5UYFD43N3AM \
  | 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: d9384b2d4e43ec4b4e3da60a3e6dbb030f86278142c0ecda2a91348cbe1bdd80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21361089a139ba0c46a44e3b72855406fc0402d969cf8d07d0c31e6de2a3f63d",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-11-02T17:35:02Z",
    "title_canon_sha256": "3f65875fe0e5a05188c7b78fbe15d32ceb49b79ca03a0ec357dbc1079379731b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01000",
    "kind": "arxiv",
    "version": 1
  }
}