Pith Number

pith:EMTM2DQV

pith:2018:EMTM2DQVM7SHYJSWMXTSF22IKC

not attested not anchored not stored refs pending

A Minimization Method for The Double-Well Energy Functional

Long Chen, Qian Zhang, Yifeng Xu

arxiv:1809.01839 v2 · 2018-09-06 · 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{EMTM2DQVM7SHYJSWMXTSF22IKC}

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	2026-05-18T00:00:34.820140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2326cd0e1567e47c265665e722eb4850a8398db83f5a4f05accaa80045acb170

Aliases

arxiv: 1809.01839 · arxiv_version: 1809.01839v2 · doi: 10.48550/arxiv.1809.01839 · pith_short_12: EMTM2DQVM7SH · pith_short_16: EMTM2DQVM7SHYJSW · pith_short_8: EMTM2DQV

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/EMTM2DQVM7SHYJSWMXTSF22IKC \
  | 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: 2326cd0e1567e47c265665e722eb4850a8398db83f5a4f05accaa80045acb170

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf51211dfbefaeea7d07ea4f08b03ca2a1c01be441014b1d8a44d67337f075a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-09-06T06:08:15Z",
    "title_canon_sha256": "1e0f5c78de9f8be903405791db8bd64a9f228b769fe99caf250b07e0bbb3f652"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01839",
    "kind": "arxiv",
    "version": 2
  }
}