Pith Number

pith:3SDSGYSS

pith:2011:3SDSGYSSNR4WQK6YQHZORPX7YR

not attested not anchored not stored refs pending

A problem of Klee on inner section functions of convex bodies

Artem Zvavitch, Dmitri Ryabogin, Richard J. Gardner, Vladyslav Yaskin

arxiv:1101.3364 v1 · 2011-01-18 · math.CA · 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{3SDSGYSSNR4WQK6YQHZORPX7YR}

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	2026-05-18T04:31:23.076294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc872362526c79682bd881f2e8beffc44b3f7be017e9980b0244830aeb53eb8f

Aliases

arxiv: 1101.3364 · arxiv_version: 1101.3364v1 · doi: 10.48550/arxiv.1101.3364 · pith_short_12: 3SDSGYSSNR4W · pith_short_16: 3SDSGYSSNR4WQK6Y · pith_short_8: 3SDSGYSS

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/3SDSGYSSNR4WQK6YQHZORPX7YR \
  | 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: dc872362526c79682bd881f2e8beffc44b3f7be017e9980b0244830aeb53eb8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d93edaec6f4273d6f159bf17c4751a1be2e864950eaa79c3f8c32825e32f1a08",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-01-18T01:43:54Z",
    "title_canon_sha256": "223c3ca7940c0446b826ccef40578bd78d20118c79f5c046bd43be4c849201c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3364",
    "kind": "arxiv",
    "version": 1
  }
}