Pith Number

pith:S4TZJIL3

pith:2012:S4TZJIL3WVKYW5VLAATDVFHPRZ

not attested not anchored not stored refs pending

Stability of a force-based hybrid method with planar sharp interface

Jianfeng Lu, Pingbing Ming

arxiv:1212.3643 v2 · 2012-12-15 · 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{S4TZJIL3WVKYW5VLAATDVFHPRZ}

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	2026-05-18T02:52:14.954841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

972794a17bb5558b76ab00263a94ef8e4900c4798dcef9a7cef06e19f37a427f

Aliases

arxiv: 1212.3643 · arxiv_version: 1212.3643v2 · doi: 10.48550/arxiv.1212.3643 · pith_short_12: S4TZJIL3WVKY · pith_short_16: S4TZJIL3WVKYW5VL · pith_short_8: S4TZJIL3

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/S4TZJIL3WVKYW5VLAATDVFHPRZ \
  | 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: 972794a17bb5558b76ab00263a94ef8e4900c4798dcef9a7cef06e19f37a427f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8138eaf70f09f4fc897be1a11f8cb4f5e9d34a86ae1af6359cc3cfe88cc3875f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-12-15T00:41:53Z",
    "title_canon_sha256": "f5f01dc87c1d49afa6191c0e862daaab496e0e154f7110a31b5e9c58140fd1d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3643",
    "kind": "arxiv",
    "version": 2
  }
}