Pith Number

pith:GBDEBLW5

pith:2009:GBDEBLW5HS7AYEJUN767I6HAGP

not attested not anchored not stored refs pending

On the X-ray number of almost smooth convex bodies and of convex bodies of constant width

Gyorgy Kiss, Karoly Bezdek

arxiv:0903.4830 v1 · 2009-03-27 · 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{GBDEBLW5HS7AYEJUN767I6HAGP}

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	2026-05-18T04:12:10.753480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304640aedd3cbe0c11346ffdf478e033d83caa89d3476e1aa9af001c3d49b6ea

Aliases

arxiv: 0903.4830 · arxiv_version: 0903.4830v1 · doi: 10.48550/arxiv.0903.4830 · pith_short_12: GBDEBLW5HS7A · pith_short_16: GBDEBLW5HS7AYEJU · pith_short_8: GBDEBLW5

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/GBDEBLW5HS7AYEJUN767I6HAGP \
  | 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: 304640aedd3cbe0c11346ffdf478e033d83caa89d3476e1aa9af001c3d49b6ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f56d067d357fdad4624f939919b086c960874bf4101343dadde096e40cf8bb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2009-03-27T15:43:43Z",
    "title_canon_sha256": "5a4332993a17b40da8228972a79a40f666a5ff233363556e3795ffa7c121dc2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4830",
    "kind": "arxiv",
    "version": 1
  }
}