Pith Number

pith:RMV3ULZ7

pith:2018:RMV3ULZ7ADCELL6TXLBML23IWY

not attested not anchored not stored refs pending

Two-Fluid Dusty Gas in Smoothed Particle Hydrodynamics: Fast and Implicit Algorithm for Stiff Linear Drag

Nikolay V. Snytnikov, Olga P. Stoyanovskaya, Tatiana A. Glushko, Valeriy N. Snytnikov

arxiv:1811.06506 v1 · 2018-11-15 · astro-ph.EP · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RMV3ULZ7ADCELL6TXLBML23IWY}

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	2026-05-18T00:00:37.574025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b2bba2f3f00c445afd3bac2c5eb68b60defa49c9aef52514639f13d4f091aa0

Aliases

arxiv: 1811.06506 · arxiv_version: 1811.06506v1 · doi: 10.48550/arxiv.1811.06506 · pith_short_12: RMV3ULZ7ADCE · pith_short_16: RMV3ULZ7ADCELL6T · pith_short_8: RMV3ULZ7

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/RMV3ULZ7ADCELL6TXLBML23IWY \
  | 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: 8b2bba2f3f00c445afd3bac2c5eb68b60defa49c9aef52514639f13d4f091aa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baa5ddc3fad6c33099da683a5a9bf2ccc3dbc1333c8dc7bad8c807b39c87e37c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-11-15T18:03:12Z",
    "title_canon_sha256": "4de5bfbdf02fd846145d59d7a05f316705eb078effa0384a9824752f141e2170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.06506",
    "kind": "arxiv",
    "version": 1
  }
}