Pith Number

pith:EMSDT2H3

pith:2024:EMSDT2H36W7N7DFXATEN37XFB2

not attested not anchored not stored refs pending

The $C_2$-equivariant ordinary cohomology of $BU(2)$

Steven R. Costenoble, Thomas Hudson

arxiv:2411.06411 v1 · 2024-11-10 · math.AT · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EMSDT2H36W7N7DFXATEN37XFB2}

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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

1 paper in Pith

Parametrized $\underline{\mathbb{F}}_2$-Cohomology of $B_{C_2}O(1)$

Receipt and verification

First computed	2026-07-05T09:33:45.947435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

232439e8fbf5bedf8cb704c8ddfee50eb90a9a5e3f6be038e63c546e069f8464

Aliases

arxiv: 2411.06411 · arxiv_version: 2411.06411v1 · doi: 10.48550/arxiv.2411.06411 · pith_short_12: EMSDT2H36W7N · pith_short_16: EMSDT2H36W7N7DFX · pith_short_8: EMSDT2H3

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/EMSDT2H36W7N7DFXATEN37XFB2 \
  | 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: 232439e8fbf5bedf8cb704c8ddfee50eb90a9a5e3f6be038e63c546e069f8464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7863fc6d05899542db1b6c8ee4e69f1720248c23d145c4a33ab84d3450c62da1",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2024-11-10T10:14:27Z",
    "title_canon_sha256": "bfa361f01cd01f12b8aa337f24fe11977d436c6c1208a88df0c2227ac026b455"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.06411",
    "kind": "arxiv",
    "version": 1
  }
}