Pith Number

pith:Q746WNWF

pith:2013:Q746WNWFNZH3D7BNXWRNNB4PCG

not attested not anchored not stored refs pending

Quasineutral limit of the Euler-Poisson equation for a cold, ion-acoustic plasma

Boling Guo, Xueke Pu

arxiv:1304.0187 v1 · 2013-03-31 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q746WNWFNZH3D7BNXWRNNB4PCG}

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	2026-05-18T01:10:33.812507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87f9eb36c56e4fb1fc2dbda2d6878f119911fa31585e5dea8cbc35155710126b

Aliases

arxiv: 1304.0187 · arxiv_version: 1304.0187v1 · doi: 10.48550/arxiv.1304.0187 · pith_short_12: Q746WNWFNZH3 · pith_short_16: Q746WNWFNZH3D7BN · pith_short_8: Q746WNWF

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/Q746WNWFNZH3D7BNXWRNNB4PCG \
  | 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: 87f9eb36c56e4fb1fc2dbda2d6878f119911fa31585e5dea8cbc35155710126b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e886890ae5e5f28259fe2b4804556eaa10af4bba5c8bd7a5f677a919d550d6fe",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-03-31T10:58:00Z",
    "title_canon_sha256": "36357f98deaac8164c040430065a0f753d9852926e458fd0bafcfcb2bbdb2507"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0187",
    "kind": "arxiv",
    "version": 1
  }
}