Pith Number

pith:YR4SUW6A

pith:2013:YR4SUW6AF5B6FYZMOSAMQ2AGZS

not attested not anchored not stored refs pending

A Comparative Study of an Asymptotic Preserving Scheme and Unified Gas-kinetic Scheme in Continuum Flow Limit

Kun Xu, Songze Chen

arxiv:1307.4961 v1 · 2013-07-18 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YR4SUW6AF5B6FYZMOSAMQ2AGZS}

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	2026-05-18T02:16:48.204871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4792a5bc02f43e2e32c7480c86806ccbd8db22483a786990cdf1104cb082741

Aliases

arxiv: 1307.4961 · arxiv_version: 1307.4961v1 · doi: 10.48550/arxiv.1307.4961 · pith_short_12: YR4SUW6AF5B6 · pith_short_16: YR4SUW6AF5B6FYZM · pith_short_8: YR4SUW6A

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/YR4SUW6AF5B6FYZMOSAMQ2AGZS \
  | 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: c4792a5bc02f43e2e32c7480c86806ccbd8db22483a786990cdf1104cb082741

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "908a28c662f45f087bc5a29055eb352132c65eb271e3b668f921431379376fae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-07-18T14:30:40Z",
    "title_canon_sha256": "021b3df184694ecb282b37a4c856265a7574a2979770fd36874ec96dd7d9de15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4961",
    "kind": "arxiv",
    "version": 1
  }
}