Pith Number

pith:J4IC7NJG

pith:2017:J4IC7NJGMAGCRZTGCLBSC2KXIY

not attested not anchored not stored refs pending

Asymptotic-preserving and positivity-preserving implicit-explicit schemes for the stiff BGK equation

Jingwei Hu, Ruiwen Shu, Xiangxiong Zhang

arxiv:1708.06279 v2 · 2017-08-21 · 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{J4IC7NJGMAGCRZTGCLBSC2KXIY}

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	2026-05-18T00:22:46.297879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f102fb526600c28e66612c32169574622c105d6fd82bcdff10be99da1cb17ac

Aliases

arxiv: 1708.06279 · arxiv_version: 1708.06279v2 · doi: 10.48550/arxiv.1708.06279 · pith_short_12: J4IC7NJGMAGC · pith_short_16: J4IC7NJGMAGCRZTG · pith_short_8: J4IC7NJG

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/J4IC7NJGMAGCRZTGCLBSC2KXIY \
  | 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: 4f102fb526600c28e66612c32169574622c105d6fd82bcdff10be99da1cb17ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1e0c8518076b949b70c1137b92602b3f732189e2df7c18f939bdd7cc43d8616",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-08-21T15:16:32Z",
    "title_canon_sha256": "dfaf32321e0f2d618e42c582299dab13b27792ac15b4aed6185c2fb520e70877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06279",
    "kind": "arxiv",
    "version": 2
  }
}