Pith Number

pith:B2XP64TP

pith:2010:B2XP64TPUIUKICMUBMZAD4WKO6

not attested not anchored not stored refs pending

The impact of numerical viscosity in SPH simulations of galaxy clusters

R. Valdarnini

arxiv:1010.3378 v1 · 2010-10-16 · 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{B2XP64TPUIUKICMUBMZAD4WKO6}

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	2026-05-18T02:05:04.171943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eaeff726fa228a409940b3201f2ca77899e142efbbf92028170e745de7bfef7

Aliases

arxiv: 1010.3378 · arxiv_version: 1010.3378v1 · doi: 10.48550/arxiv.1010.3378 · pith_short_12: B2XP64TPUIUK · pith_short_16: B2XP64TPUIUKICMU · pith_short_8: B2XP64TP

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/B2XP64TPUIUKICMUBMZAD4WKO6 \
  | 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: 0eaeff726fa228a409940b3201f2ca77899e142efbbf92028170e745de7bfef7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "838ddae86f955915ec2ea3edf3e357ca35c663bbf1185feef34c080ed968564d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-16T20:36:17Z",
    "title_canon_sha256": "100d6b7cbb28eee9c41c77538def1588080d4dde371703c7fab7ed5af419f7ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.3378",
    "kind": "arxiv",
    "version": 1
  }
}