Pith Number

pith:W5X3LMIW

pith:2009:W5X3LMIWYSCAZWNDWFF3LZXDH7

not attested not anchored not stored refs pending

FAST: A Fully Asynchronous Split Time-Integrator for Self-Gravitating Fluid

Junichiro Makino, Takayuki R.Saitoh

arxiv:0908.1460 v2 · 2009-08-11 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5X3LMIWYSCAZWNDWFF3LZXDH7}

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	2026-05-18T02:12:35.711941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b76fb5b116c4840cd9a3b14bb5e6e33fd4644d026a3b9e61c4e51600c5fa17df

Aliases

arxiv: 0908.1460 · arxiv_version: 0908.1460v2 · doi: 10.48550/arxiv.0908.1460 · pith_short_12: W5X3LMIWYSCA · pith_short_16: W5X3LMIWYSCAZWND · pith_short_8: W5X3LMIW

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/W5X3LMIWYSCAZWNDWFF3LZXDH7 \
  | 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: b76fb5b116c4840cd9a3b14bb5e6e33fd4644d026a3b9e61c4e51600c5fa17df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eb19b1ecbaa358e4ad25c9dfa268726003ebfa79d682a372bf64cfe57251dd2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-08-11T06:46:37Z",
    "title_canon_sha256": "66d8380ed8ede74a135a26ed3ee8732cc65946dce9e62ae306fa664d3fafad78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1460",
    "kind": "arxiv",
    "version": 2
  }
}