Pith Number

pith:4FCPWTPY

pith:2017:4FCPWTPYHCJ4UVORF6EGT4HBPK

not attested not anchored not stored refs pending

Fixed points of coisotropic subgroups of $\Gamma_{k}$ on decomposition spaces

Gregory Arone, Kathryn Lesh

arxiv:1701.06070 v2 · 2017-01-21 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4FCPWTPYHCJ4UVORF6EGT4HBPK}

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	2026-05-17T23:59:58.297239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e144fb4df83893ca55d12f8869f0e17a9bef8eddd0862f2b9058105653b2e360

Aliases

arxiv: 1701.06070 · arxiv_version: 1701.06070v2 · doi: 10.48550/arxiv.1701.06070 · pith_short_12: 4FCPWTPYHCJ4 · pith_short_16: 4FCPWTPYHCJ4UVOR · pith_short_8: 4FCPWTPY

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/4FCPWTPYHCJ4UVORF6EGT4HBPK \
  | 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: e144fb4df83893ca55d12f8869f0e17a9bef8eddd0862f2b9058105653b2e360

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8045fc213d107927d5a6986d80be28e61ab73cc26bfb3f6608696d0a8aab4a3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-01-21T19:11:55Z",
    "title_canon_sha256": "975d7322685ae0343c97098a2c3705d63b08601e636d3f1218a95906b31e026c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06070",
    "kind": "arxiv",
    "version": 2
  }
}