Pith Number

pith:UVDAXUP3

pith:2023:UVDAXUP3LM6IFVO2XNZFNCZGF2

not attested not anchored not stored refs pending

The integral cohomology rings of four-dimensional toric orbifolds

Jongbaek Song, Tseleung So, Xin Fu

arxiv:2304.03936 v2 · 2023-04-08 · math.AT

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVDAXUP3LM6IFVO2XNZFNCZGF2}

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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.

Cited by

2 papers in Pith

Integral bases for the second degree cohomology of 4-dimensional toric orbifolds

On the homotopy types of $4$-dimensional toric orbifolds

Receipt and verification

First computed	2026-05-20T00:04:03.397356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5460bd1fb5b3c82d5dabb72568b262eb19d4bd3d94b2d3b87ee50377897d264

Aliases

arxiv: 2304.03936 · arxiv_version: 2304.03936v2 · doi: 10.48550/arxiv.2304.03936 · pith_short_12: UVDAXUP3LM6I · pith_short_16: UVDAXUP3LM6IFVO2 · pith_short_8: UVDAXUP3

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/UVDAXUP3LM6IFVO2XNZFNCZGF2 \
  | 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: a5460bd1fb5b3c82d5dabb72568b262eb19d4bd3d94b2d3b87ee50377897d264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d829927ad34361aa7f92043d2f33fffb1b002979c8cc5a06c730663ab689cd5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2023-04-08T06:51:46Z",
    "title_canon_sha256": "f0e9d04303208d820c4d4cd1d9fdc3ae0c8aeeaa507eba1c289f5ee737236021"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03936",
    "kind": "arxiv",
    "version": 2
  }
}