Pith Number

pith:U3ZFEEZZ

pith:2017:U3ZFEEZZUMXKJ2US226LXWXO63

not attested not anchored not stored refs pending

The cohomology rings of regular semisimple Hessenberg varieties for $h=(h(1),n,\ldots,n)$

Hiraku Abe, Mikiya Masuda, Tatsuya Horiguchi

arxiv:1704.00934 v1 · 2017-04-04 · math.AG · 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{U3ZFEEZZUMXKJ2US226LXWXO63}

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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	2026-05-17T23:48:22.960443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f2521339a32ea4ea92d6bcbbdaeef6d8f71447e8e6d6239d057d3461edb393

Aliases

arxiv: 1704.00934 · arxiv_version: 1704.00934v1 · doi: 10.48550/arxiv.1704.00934 · pith_short_12: U3ZFEEZZUMXK · pith_short_16: U3ZFEEZZUMXKJ2US · pith_short_8: U3ZFEEZZ

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/U3ZFEEZZUMXKJ2US226LXWXO63 \
  | 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: a6f2521339a32ea4ea92d6bcbbdaeef6d8f71447e8e6d6239d057d3461edb393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ffe03dc584f6e2f5138935f51000ba723fbbc44cbe42212e8ef4609bf4825ea",
    "cross_cats_sorted": [
      "math.AT",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-04T09:39:32Z",
    "title_canon_sha256": "e438ed45998432325ab165f8cc5f82f7c2f02fd0b492b613dc68769da5b1b689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00934",
    "kind": "arxiv",
    "version": 1
  }
}