Pith Number

pith:5DVOD7NZ

pith:2019:5DVOD7NZNV57KVBKJOOPU57GKX

not attested not anchored not stored refs pending

The maximum number of points in the cross-polytope that form a packing set of a scaled cross-polytope

Ji Hoon Chun

arxiv:1908.05650 v1 · 2019-08-15 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5DVOD7NZNV57KVBKJOOPU57GKX}

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	2026-07-04T23:56:54.768127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8eae1fdb96d7bf5542a4b9cfa77e655c0e78edd63d810ce03f00b1771e7ee40

Aliases

arxiv: 1908.05650 · arxiv_version: 1908.05650v1 · doi: 10.48550/arxiv.1908.05650 · pith_short_12: 5DVOD7NZNV57 · pith_short_16: 5DVOD7NZNV57KVBK · pith_short_8: 5DVOD7NZ

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/5DVOD7NZNV57KVBKJOOPU57GKX \
  | 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: e8eae1fdb96d7bf5542a4b9cfa77e655c0e78edd63d810ce03f00b1771e7ee40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3662348cd8b81bfa84bb76b4f35a1dcc7e0c0ffee4f764699112499dff307356",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2019-08-15T17:47:21Z",
    "title_canon_sha256": "af25ddf3d7afacdb0ac79d516fd6fbc056f6eb5426f16a7528de9f49d242e484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05650",
    "kind": "arxiv",
    "version": 1
  }
}