Pith Number

pith:6CN6VYE4

pith:2018:6CN6VYE4CELTW2SUDFINWC5FYP

not attested not anchored not stored refs pending

Exact gravity field for polyhedrons with polynomial density contrasts of arbitrary orders

Chaojian Chen, Hansruedi Maurer, Huang Chen, Jingtian Tang, Thomas Kalscheuer, Xiangyun Hu, Yiyuan Zhong, Zhengyong Ren

arxiv:1810.11768 v1 · 2018-10-28 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CN6VYE4CELTW2SUDFINWC5FYP}

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	2026-05-18T00:02:07.472176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f09beae09c11173b6a541950db0ba5c3e351d4a3d963ba37de0996dc6da8ea9d

Aliases

arxiv: 1810.11768 · arxiv_version: 1810.11768v1 · doi: 10.48550/arxiv.1810.11768 · pith_short_12: 6CN6VYE4CELT · pith_short_16: 6CN6VYE4CELTW2SU · pith_short_8: 6CN6VYE4

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/6CN6VYE4CELTW2SUDFINWC5FYP \
  | 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: f09beae09c11173b6a541950db0ba5c3e351d4a3d963ba37de0996dc6da8ea9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "340d9fb03712990ae7fa80a6fa2ebcfe94e993c628f0bb4055b12ec04b61de44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2018-10-28T06:53:45Z",
    "title_canon_sha256": "07f3c75ed60e0f6b49986d9e4cc05abd57ee47b21e48038962f860490fda4bb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.11768",
    "kind": "arxiv",
    "version": 1
  }
}