Pith Number

pith:XPU3TMEG

pith:2019:XPU3TMEGVBDSQFHXHMV2LSZCG2

not attested not anchored not stored refs pending

A local contact systolic inequality in dimension three

Gabriele Benedetti, Jungsoo Kang

arxiv:1902.01249 v2 · 2019-02-04 · math.SG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPU3TMEGVBDSQFHXHMV2LSZCG2}

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	2026-05-17T23:54:38.672338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbe9b9b086a8472814f73b2ba5cb2236956744ce43e718ef2553df61f7ad87ae

Aliases

arxiv: 1902.01249 · arxiv_version: 1902.01249v2 · doi: 10.48550/arxiv.1902.01249 · pith_short_12: XPU3TMEGVBDS · pith_short_16: XPU3TMEGVBDSQFHX · pith_short_8: XPU3TMEG

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/XPU3TMEGVBDSQFHXHMV2LSZCG2 \
  | 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: bbe9b9b086a8472814f73b2ba5cb2236956744ce43e718ef2553df61f7ad87ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5a82380eb744dda0a7ab06cfc7d7984d0d5488977f8e14108a4a689fdd914ac",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2019-02-04T15:24:16Z",
    "title_canon_sha256": "fb852662b0602cc4de53d88e4cfcd2d7d183e50d52cf747bb5395c160e48efac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.01249",
    "kind": "arxiv",
    "version": 2
  }
}