Pith Number

pith:Q4BDGTPJ

pith:1997:Q4BDGTPJLBBZXWNYWKB52CRBE5

not attested not anchored not stored refs pending

On electrostatic screening of ions in astrophysical plasmas

Department of Applied Mathematics, D.O. Gough (Institute of Astronomy, M. Br\"uggen, Theoretical Physics, University of Cambridge)

arxiv:astro-ph/9702102 v1 · 1997-02-12 · 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{Q4BDGTPJLBBZXWNYWKB52CRBE5}

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	2026-05-18T01:07:38.706357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8702334de958439bd9b8b283dd0a21274d13385192bf3579b3c69bfb7f75bae4

Aliases

arxiv: astro-ph/9702102 · arxiv_version: astro-ph/9702102v1 · doi: 10.48550/arxiv.astro-ph/9702102 · pith_short_12: Q4BDGTPJLBBZ · pith_short_16: Q4BDGTPJLBBZXWNY · pith_short_8: Q4BDGTPJ

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/Q4BDGTPJLBBZXWNYWKB52CRBE5 \
  | 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: 8702334de958439bd9b8b283dd0a21274d13385192bf3579b3c69bfb7f75bae4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d885f6387b06e7584c083f5f3dfceabc5b745616b3cb43827632b115ff79b95",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-02-12T14:17:59Z",
    "title_canon_sha256": "e1fab638aa94edadf8255e62a745872da7a6dcceb34a0a74e0e9c5db96365f91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9702102",
    "kind": "arxiv",
    "version": 1
  }
}