Pith Number

pith:WS5J3XVK

pith:2025:WS5J3XVKBHX5PQIZSI4RN2N6HF

not attested not anchored not stored refs pending

An equivariant Laudenbach-Po\'enaru theorem

Evan Scott, Jeffrey Meier

arxiv:2501.10524 v1 · 2025-01-17 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WS5J3XVKBHX5PQIZSI4RN2N6HF}

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.

Cited by

1 paper in Pith

Equivariant trisections for group actions on four-manifolds

Receipt and verification

First computed	2026-07-05T10:02:29.142060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4ba9ddeaa09efd7c119923916e9be39698b6829206ed79d3a2ea3381e3fe4a1

Aliases

arxiv: 2501.10524 · arxiv_version: 2501.10524v1 · doi: 10.48550/arxiv.2501.10524 · pith_short_12: WS5J3XVKBHX5 · pith_short_16: WS5J3XVKBHX5PQIZ · pith_short_8: WS5J3XVK

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/WS5J3XVKBHX5PQIZSI4RN2N6HF \
  | 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: b4ba9ddeaa09efd7c119923916e9be39698b6829206ed79d3a2ea3381e3fe4a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d558b6f467174649af898ff3cb55ab13e4cec7e1ef2797c1b4f4a9e3383aabbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2025-01-17T19:53:57Z",
    "title_canon_sha256": "a01d4ce0e9c94760489b6dccde15adad4164b02c5fb5e2c82a85fa30c8e94532"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.10524",
    "kind": "arxiv",
    "version": 1
  }
}