Pith Number

pith:FEUI7OEV

pith:2019:FEUI7OEVMODPTM5MAXBRRPVRBR

not attested not anchored not stored refs pending

A local maximizer for lattice width of $3$-dimensional hollow bodies

Antonio Macchia, Francisco Santos, Gennadiy Averkov, Giulia Codenotti

arxiv:1907.06199 v2 · 2019-07-14 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEUI7OEVMODPTM5MAXBRRPVRBR}

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	2026-07-05T02:44:01.664165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29288fb8956386f9b3ac05c318beb10c5602ce4911ec998e46738c78e473bf95

Aliases

arxiv: 1907.06199 · arxiv_version: 1907.06199v2 · doi: 10.48550/arxiv.1907.06199 · pith_short_12: FEUI7OEVMODP · pith_short_16: FEUI7OEVMODPTM5M · pith_short_8: FEUI7OEV

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/FEUI7OEVMODPTM5MAXBRRPVRBR \
  | 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: 29288fb8956386f9b3ac05c318beb10c5602ce4911ec998e46738c78e473bf95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e10641a2909421c995e05902b877df396930da34911cb1db6be18feb3011c034",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-07-14T10:25:42Z",
    "title_canon_sha256": "f14fb975f0e7dd8db2948973da3d14a4750e5690a4135ec151901a8f6f2bf0ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06199",
    "kind": "arxiv",
    "version": 2
  }
}