Pith Number

pith:NLE6HA67

pith:2003:NLE6HA67OS4IWMG4ZX6KI7YVMJ

not attested not anchored not stored refs pending

Numerical tests of dynamical friction in gravitational inhomogeneous systems

(2) Bogazici University, A. Del Popolo ((1) Dipartimento di Matematica, Istanbul, Italy, Turkey), Universit\`a Statale di Bergamo

arxiv:astro-ph/0305052 v1 · 2003-05-05 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NLE6HA67OS4IWMG4ZX6KI7YVMJ}

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	2026-05-18T01:09:03.480575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac9e383df74b88b30dccdfca47f15625a45eab9206ae4ef7919a518bd3ba098

Aliases

arxiv: astro-ph/0305052 · arxiv_version: astro-ph/0305052v1 · doi: 10.48550/arxiv.astro-ph/0305052 · pith_short_12: NLE6HA67OS4I · pith_short_16: NLE6HA67OS4IWMG4 · pith_short_8: NLE6HA67

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/NLE6HA67OS4IWMG4ZX6KI7YVMJ \
  | 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: 6ac9e383df74b88b30dccdfca47f15625a45eab9206ae4ef7919a518bd3ba098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93a425a16506078b1c7f83dc4063a36c8f5ce6ce57c56e4d44f32b9076a3c0b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-05T07:46:43Z",
    "title_canon_sha256": "8734e5c397b954e668b73eb945135d01590d838a281ecd4d309416c9f41ebc97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305052",
    "kind": "arxiv",
    "version": 1
  }
}