Pith Number

pith:6LYSUCRB

pith:2014:6LYSUCRB65AJPTMFXO7TQS4HOP

not attested not anchored not stored refs pending

Numerical Convergence in Smoothed Particle Hydrodynamics

Lars Hernquist, Qirong Zhu, Yuexing Li

arxiv:1410.4222 v2 · 2014-10-15 · 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{6LYSUCRB65AJPTMFXO7TQS4HOP}

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	2026-05-18T01:41:48.056842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2f12a0a21f74097cd85bbbf384b8773dd1e6b9d747c5a49262b9088ae987fa4

Aliases

arxiv: 1410.4222 · arxiv_version: 1410.4222v2 · doi: 10.48550/arxiv.1410.4222 · pith_short_12: 6LYSUCRB65AJ · pith_short_16: 6LYSUCRB65AJPTMF · pith_short_8: 6LYSUCRB

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/6LYSUCRB65AJPTMFXO7TQS4HOP \
  | 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: f2f12a0a21f74097cd85bbbf384b8773dd1e6b9d747c5a49262b9088ae987fa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aba52d5f2da55b1246282b3fcf54790cdcf1642ccd401162dd72f39617be439",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-10-15T20:32:50Z",
    "title_canon_sha256": "ed7ab3c56cd01b7b477c323997480f05f2020f333d66cdc53f9a2031161910bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.4222",
    "kind": "arxiv",
    "version": 2
  }
}