Pith Number

pith:7NMSSSBI

pith:2017:7NMSSSBIJ2FLCU3X2VNGEZJOJ7

not attested not anchored not stored refs pending

Convergence of a semi-Lagrangian scheme for the ellipsoidal BGK model of the Boltzmann equation

Giovanni Russo, Seok-Bae Yun

arxiv:1712.07617 v2 · 2017-12-20 · math.AP · 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{7NMSSSBIJ2FLCU3X2VNGEZJOJ7}

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	2026-05-18T00:09:41.877154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb592948284e8ab15377d55a62652e4ffbaa6f06b9ee3d87f6916952b6ea4cc5

Aliases

arxiv: 1712.07617 · arxiv_version: 1712.07617v2 · doi: 10.48550/arxiv.1712.07617 · pith_short_12: 7NMSSSBIJ2FL · pith_short_16: 7NMSSSBIJ2FLCU3X · pith_short_8: 7NMSSSBI

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/7NMSSSBIJ2FLCU3X2VNGEZJOJ7 \
  | 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: fb592948284e8ab15377d55a62652e4ffbaa6f06b9ee3d87f6916952b6ea4cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eb9ad1742590a907c15e210416a2aa870e7423c0de1bb1791d4cd811711118d",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-20T18:09:03Z",
    "title_canon_sha256": "44b8158fe84f2abe43d01d32e09b5851198b367d2fba1ab42f410ad9f55f1dbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07617",
    "kind": "arxiv",
    "version": 2
  }
}