Pith Number

pith:5KGELASS

pith:2015:5KGELASS7XTBSYYV2JSKEBBMUK

not attested not anchored not stored refs pending

Non-central sections of convex bodies

Ning Zhang, Vladyslav Yaskin

arxiv:1509.08174 v1 · 2015-09-28 · 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{5KGELASS7XTBSYYV2JSKEBBMUK}

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	2026-05-18T01:31:54.571432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea8c458252fde6196315d264a2042ca2afe3ec808552a623db49d7ff33c80f74

Aliases

arxiv: 1509.08174 · arxiv_version: 1509.08174v1 · doi: 10.48550/arxiv.1509.08174 · pith_short_12: 5KGELASS7XTB · pith_short_16: 5KGELASS7XTBSYYV · pith_short_8: 5KGELASS

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/5KGELASS7XTBSYYV2JSKEBBMUK \
  | 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: ea8c458252fde6196315d264a2042ca2afe3ec808552a623db49d7ff33c80f74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a74da9cc9f5659c85e61567a673ebc3ae82218a984f698c24327097202a207",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2015-09-28T02:02:54Z",
    "title_canon_sha256": "c2c72208f90282ae9ccde5439bd6e1c079ae5250a710567fc61e6dbe4364dddc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08174",
    "kind": "arxiv",
    "version": 1
  }
}