Pith Number

pith:GXQZQ4MN

pith:2018:GXQZQ4MNJ3Q4ER7ZCIBADSFPWR

not attested not anchored not stored refs pending

Classification of stacked central configurations in R^3

Shuqiang Zhu, Xiang Yu

arxiv:1812.00200 v3 · 2018-12-01 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GXQZQ4MNJ3Q4ER7ZCIBADSFPWR}

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	2026-05-17T23:52:26.951812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35e198718d4ee1c247f9120201c8afb470bafb94727437c32502a1a271cece68

Aliases

arxiv: 1812.00200 · arxiv_version: 1812.00200v3 · doi: 10.48550/arxiv.1812.00200 · pith_short_12: GXQZQ4MNJ3Q4 · pith_short_16: GXQZQ4MNJ3Q4ER7Z · pith_short_8: GXQZQ4MN

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/GXQZQ4MNJ3Q4ER7ZCIBADSFPWR \
  | 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: 35e198718d4ee1c247f9120201c8afb470bafb94727437c32502a1a271cece68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab006212a069110571f7a22dadf4afcbb8665fa0fe9294e64a70f3e1fe26ad68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-12-01T12:36:46Z",
    "title_canon_sha256": "7d5b64a0d21970b2f912f38c65579959b831fd0432b4f7f496bfb8d387ccf274"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00200",
    "kind": "arxiv",
    "version": 3
  }
}