Pith Number

pith:OLPWAOAW

pith:2014:OLPWAOAWMCZLGIIPCJYKRFLKEL

not attested not anchored not stored refs pending

On the Total Perimeter of Homothetic Convex Bodies in a Convex Container

Adrian Dumitrescu, Csaba D. T\'oth

arxiv:1405.3950 v1 · 2014-05-15 · 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{OLPWAOAWMCZLGIIPCJYKRFLKEL}

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	2026-05-18T01:18:23.590928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72df60381660b2b3210f1270a8956a22fe1d5461bf09843fa28c31ea3cf72f7e

Aliases

arxiv: 1405.3950 · arxiv_version: 1405.3950v1 · doi: 10.48550/arxiv.1405.3950 · pith_short_12: OLPWAOAWMCZL · pith_short_16: OLPWAOAWMCZLGIIP · pith_short_8: OLPWAOAW

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/OLPWAOAWMCZLGIIPCJYKRFLKEL \
  | 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: 72df60381660b2b3210f1270a8956a22fe1d5461bf09843fa28c31ea3cf72f7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e94ea2d37c9d8a61a5a7b8de68aa16cf2135b0aa5ff6a94d92d5632f7f06656",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-05-15T19:10:58Z",
    "title_canon_sha256": "31a840552f947783136a9f1606dcb912872df860d10cf0ed085c9d0d9b27a831"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3950",
    "kind": "arxiv",
    "version": 1
  }
}