Pith Number

pith:YF5AUQGS

pith:2013:YF5AUQGSSLMO6DQOJTS773LWTF

not attested not anchored not stored refs pending

Finite group actions on manifolds without odd cohomology

Ignasi Mundet i Riera

arxiv:1310.6565 v4 · 2013-10-24 · math.DG · 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{YF5AUQGSSLMO6DQOJTS773LWTF}

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	2026-05-18T02:50:51.750390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c17a0a40d292d8ef0e0e4ce5ffed769942ad3950167f3687cb8b97e3ef42eaf2

Aliases

arxiv: 1310.6565 · arxiv_version: 1310.6565v4 · doi: 10.48550/arxiv.1310.6565 · pith_short_12: YF5AUQGSSLMO · pith_short_16: YF5AUQGSSLMO6DQO · pith_short_8: YF5AUQGS

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/YF5AUQGSSLMO6DQOJTS773LWTF \
  | 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: c17a0a40d292d8ef0e0e4ce5ffed769942ad3950167f3687cb8b97e3ef42eaf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aa3057276002acc1fdadb69596f3f01623544b22886b25d2780449c1e8f52a2",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-10-24T11:09:24Z",
    "title_canon_sha256": "e637f4b37df9c945c3ba61b078281897044218941382025dd42747238ec4182d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6565",
    "kind": "arxiv",
    "version": 4
  }
}