Pith Number

pith:BBFMLTHE

pith:2016:BBFMLTHEJTN3UDHV4E7HCBYSMS

not attested not anchored not stored refs pending

On the kernel and particle consistency in smoothed particle hydrodynamics

Carlos A. Vargas, Franklin Pe\~na-Polo, Jaime Klapp, Leonardo Di G. Sigalotti, Otto Rend\'on

arxiv:1605.05245 v1 · 2016-05-14 · math.NA · astro-ph.CO · astro-ph.GA · physics.comp-ph · 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{BBFMLTHEJTN3UDHV4E7HCBYSMS}

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	2026-05-18T01:14:36.945283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

084ac5cce44cdbba0cf5e13e71071264b7685303caafd0a9ec9df4f642d026f8

Aliases

arxiv: 1605.05245 · arxiv_version: 1605.05245v1 · doi: 10.48550/arxiv.1605.05245 · pith_short_12: BBFMLTHEJTN3 · pith_short_16: BBFMLTHEJTN3UDHV · pith_short_8: BBFMLTHE

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/BBFMLTHEJTN3UDHV4E7HCBYSMS \
  | 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: 084ac5cce44cdbba0cf5e13e71071264b7685303caafd0a9ec9df4f642d026f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aecf3f619cd15971b5c49315710e15593bcfc0582f544512d5ee52b860d614c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-05-14T14:54:07Z",
    "title_canon_sha256": "f974051a336bd9b99938a17e441ffac4b8b44c627c265bb79228626137ef461a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05245",
    "kind": "arxiv",
    "version": 1
  }
}