Pith Number

pith:QXTIXOPQ

pith:2018:QXTIXOPQKYNO4Y6U3K3LZVDYC5

not attested not anchored not stored refs pending

Rodin's formula in arbitrary codimension

Kamil Niedzialomski, Malgorzata Ciska-Niedzialomska

arxiv:1802.07992 v1 · 2018-02-22 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXTIXOPQKYNO4Y6U3K3LZVDYC5}

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	2026-05-18T00:22:45.898704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85e68bb9f0561aee63d4dab6bcd4781760db41256108965757649528121ada43

Aliases

arxiv: 1802.07992 · arxiv_version: 1802.07992v1 · doi: 10.48550/arxiv.1802.07992 · pith_short_12: QXTIXOPQKYNO · pith_short_16: QXTIXOPQKYNO4Y6U · pith_short_8: QXTIXOPQ

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/QXTIXOPQKYNO4Y6U3K3LZVDYC5 \
  | 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: 85e68bb9f0561aee63d4dab6bcd4781760db41256108965757649528121ada43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "398dff1e90a5f92e4accb4557c6fd93db467341129d0a2150190438b0706a27d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2018-02-22T11:44:36Z",
    "title_canon_sha256": "5f2786943dab7fe26d84359fd48fb45a74f6823a68b4c3d4b4782a23f214891e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.07992",
    "kind": "arxiv",
    "version": 1
  }
}