Pith Number

pith:AFBWWUNM

pith:2013:AFBWWUNMWELWRPHQ6UAR6YEXZ6

not attested not anchored not stored refs pending

Ionization in Atmospheres of Brown Dwarfs and Extrasolar Planets V: Alfv\'{e}n Ionization

Christiane Helling, Craig R. Stark, Declan A. Diver, Paul B. Rimmer

arxiv:1308.2991 v1 · 2013-08-13 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFBWWUNMWELWRPHQ6UAR6YEXZ6}

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	2026-05-18T01:48:15.716339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01436b51acb11768bcf0f5011f6097cf8e50d38128967e11d7bd0facb39ceb14

Aliases

arxiv: 1308.2991 · arxiv_version: 1308.2991v1 · doi: 10.48550/arxiv.1308.2991 · pith_short_12: AFBWWUNMWELW · pith_short_16: AFBWWUNMWELWRPHQ · pith_short_8: AFBWWUNM

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/AFBWWUNMWELWRPHQ6UAR6YEXZ6 \
  | 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: 01436b51acb11768bcf0f5011f6097cf8e50d38128967e11d7bd0facb39ceb14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89a36a08824f044ea762a89a4c6e69a9ab018ae5923a76c76f0ece907666a995",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-13T22:45:10Z",
    "title_canon_sha256": "005f584f0484c370a905348e148b83dbff5820221baa27ebd90a8ee796038567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2991",
    "kind": "arxiv",
    "version": 1
  }
}