Pith Number

pith:LNZL5QH7

pith:2019:LNZL5QH7LUZFWRTSYX5VFAITFK

not attested not anchored not stored refs pending

Random \v{C}ech Complexes on Manifolds with Boundary

Henry-Louis de Kergorlay, Oliver Vipond, Ulrike Tillmann

arxiv:1906.07626 v1 · 2019-06-18 · math.PR · math.AT · math.CO · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LNZL5QH7LUZFWRTSYX5VFAITFK}

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	2026-05-17T23:42:59.686720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b72bec0ff5d325b4672c5fb5281132a94bde6963ad9dd1143d2887a3284f44e

Aliases

arxiv: 1906.07626 · arxiv_version: 1906.07626v1 · doi: 10.48550/arxiv.1906.07626 · pith_short_12: LNZL5QH7LUZF · pith_short_16: LNZL5QH7LUZFWRTS · pith_short_8: LNZL5QH7

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/LNZL5QH7LUZFWRTSYX5VFAITFK \
  | 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: 5b72bec0ff5d325b4672c5fb5281132a94bde6963ad9dd1143d2887a3284f44e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30671fc48a739c6463b399ea588328c93b427a62ae8f2e35b6a2dbeeb55c706f",
    "cross_cats_sorted": [
      "math.AT",
      "math.CO",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2019-06-18T15:00:27Z",
    "title_canon_sha256": "b6596ec8fe8722a67d6d7847d9eb87a78e152b37f1b6a3ac1b11c18dcf80c1ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07626",
    "kind": "arxiv",
    "version": 1
  }
}