Pith Number

pith:VB7VQT3H

pith:2018:VB7VQT3HB53E6ZXXUEIFLNL5ZZ

not attested not anchored not stored refs pending

GeoMFree3D: An Under-Development Meshfree Software Package for Geomechanics

Gang Mei, Liangliang Xu, Nengxiong Xu, Yazhe Li

arxiv:1802.04256 v1 · 2018-02-11 · physics.comp-ph · cs.CE · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VB7VQT3HB53E6ZXXUEIFLNL5ZZ}

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	2026-06-04T19:11:30.375055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a87f584f670f764f66f7a11055b57dce42cf725e939339bc7cea7684278547d8

Aliases

arxiv: 1802.04256 · arxiv_version: 1802.04256v1 · doi: 10.48550/arxiv.1802.04256 · pith_short_12: VB7VQT3HB53E · pith_short_16: VB7VQT3HB53E6ZXX · pith_short_8: VB7VQT3H

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/VB7VQT3HB53E6ZXXUEIFLNL5ZZ \
  | 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: a87f584f670f764f66f7a11055b57dce42cf725e939339bc7cea7684278547d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a0cc374df2696e3fefa51fc78a37e7bdb46b5c0721baa7f094b8e85cbebc8bf",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-02-11T15:59:52Z",
    "title_canon_sha256": "5d8df2ff5b28716d8d90a6a2d2ee44396a1f5258a5dd3f5101048e9faa1559c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04256",
    "kind": "arxiv",
    "version": 1
  }
}