Pith Number

pith:SYMGRH3U

pith:2017:SYMGRH3UDHAFM5JI36OBQHFYIZ

not attested not anchored not stored refs pending

Gas Cooling in Hydrodynamic Simulations with An Exact Time Integration Scheme

Britton Smith, Lars Hernquist, Qirong Zhu

arxiv:1706.00030 v1 · 2017-05-31 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYMGRH3UDHAFM5JI36OBQHFYIZ}

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	2026-05-18T00:42:57.059078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9618689f7419c0567528df9c181cb8466279a004dd4bee9e6e47971e70df3ec4

Aliases

arxiv: 1706.00030 · arxiv_version: 1706.00030v1 · doi: 10.48550/arxiv.1706.00030 · pith_short_12: SYMGRH3UDHAF · pith_short_16: SYMGRH3UDHAFM5JI · pith_short_8: SYMGRH3U

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/SYMGRH3UDHAFM5JI36OBQHFYIZ \
  | 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: 9618689f7419c0567528df9c181cb8466279a004dd4bee9e6e47971e70df3ec4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09389b8e96a63d38307942e7b415d20d8e2d69ef15d9465b04e52f337c1cbd06",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-31T18:04:57Z",
    "title_canon_sha256": "de19c6a8ca1dbbb5b8f30245842ab89e29af05062e0168fc68ac67ef8fe9bf2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.00030",
    "kind": "arxiv",
    "version": 1
  }
}