Pith Number

pith:TCLFY7SI

pith:2015:TCLFY7SIQVUBSWEND3W2D6JV76

not attested not anchored not stored refs pending

A Jacobian-free Newton-Krylov method for time-implicit multidimensional hydrodynamics

Chris Geroux, Doris Folini, Isabelle Baraffe, Jane Pratt, Maxime Viallet, Mikhail Popov, Rolf Walder, Tom Goffrey

arxiv:1512.03662 v2 · 2015-12-11 · astro-ph.IM · astro-ph.SR · 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{TCLFY7SIQVUBSWEND3W2D6JV76}

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	2026-05-18T01:20:32.771824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98965c7e48856819588d1eeda1f935ff90301252b988d304cb7c4a7528aa2480

Aliases

arxiv: 1512.03662 · arxiv_version: 1512.03662v2 · doi: 10.48550/arxiv.1512.03662 · pith_short_12: TCLFY7SIQVUB · pith_short_16: TCLFY7SIQVUBSWEN · pith_short_8: TCLFY7SI

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/TCLFY7SIQVUBSWEND3W2D6JV76 \
  | 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: 98965c7e48856819588d1eeda1f935ff90301252b988d304cb7c4a7528aa2480

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a1ffadb478b508337e65e6692748fbc26a567fc4ac3380b84c39dc38b846972",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-12-11T14:37:42Z",
    "title_canon_sha256": "784ed7f9ac0264c49179fece03627e4d0917c9c2c4786a29ec71736234331654"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03662",
    "kind": "arxiv",
    "version": 2
  }
}