Pith Number

pith:NXYKSM3K

pith:2025:NXYKSM3KRTVSYJB5IB5QWPXCQ7

not attested not anchored not stored refs pending

Minimising the numerical viscosity in Smoothed Particle Hydrodynamics simulations of discs

Cheng Chen, C. J. Nixon

arxiv:2505.24343 v1 · 2025-05-30 · astro-ph.SR · astro-ph.EP · astro-ph.HE · 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{NXYKSM3KRTVSYJB5IB5QWPXCQ7}

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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.

Cited by

1 paper in Pith

Water gas discs in exo-asteroid belts

Receipt and verification

First computed	2026-07-05T11:12:47.224746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6df0a9336a8ceb2c243d407b0b3ee287ee099f0479ee5af2dd40b35f1f6c11e2

Aliases

arxiv: 2505.24343 · arxiv_version: 2505.24343v1 · doi: 10.48550/arxiv.2505.24343 · pith_short_12: NXYKSM3KRTVS · pith_short_16: NXYKSM3KRTVSYJB5 · pith_short_8: NXYKSM3K

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/NXYKSM3KRTVSYJB5IB5QWPXCQ7 \
  | 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: 6df0a9336a8ceb2c243d407b0b3ee287ee099f0479ee5af2dd40b35f1f6c11e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07871838dbd8dabeeba614f3c9a5efd49c53bccc91e8c8c7afff154454421229",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.HE",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-05-30T08:34:55Z",
    "title_canon_sha256": "d28bafa1caa15ee65ed89406012d03d8775f6387a7108c86c5948c8a311db89a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24343",
    "kind": "arxiv",
    "version": 1
  }
}