Pith Number

pith:4UAHVHL4

pith:2005:4UAHVHL4P3I4PV3QIPTUNGPZI3

not attested not anchored not stored refs pending

Force-Free Magnetohydrodynamic Waves: Non-Linear Interactions and Effects of Strong Gravity

Christopher Thompson (CITA), Parker Troischt (UNC Chapel Hill)

arxiv:astro-ph/0507386 v1 · 2005-07-17 · 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{4UAHVHL4P3I4PV3QIPTUNGPZI3}

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	2026-07-04T17:15:46.043915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5007a9d7c7ed1c7d77043e74699f946c9722e782786332e7bf8943a35c9f6d7

Aliases

arxiv: astro-ph/0507386 · arxiv_version: astro-ph/0507386v1 · doi: 10.48550/arxiv.astro-ph/0507386 · pith_short_12: 4UAHVHL4P3I4 · pith_short_16: 4UAHVHL4P3I4PV3Q · pith_short_8: 4UAHVHL4

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/4UAHVHL4P3I4PV3QIPTUNGPZI3 \
  | 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: e5007a9d7c7ed1c7d77043e74699f946c9722e782786332e7bf8943a35c9f6d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a31f4c20fe1642590069329dab3586e0cfeac4198a4ff942e2f39b1d9873d579",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-17T01:06:18Z",
    "title_canon_sha256": "4fc24994a10c8af80a3ab52d53c24aebfe58c6281bd00b1010dcc1a84c93eb4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507386",
    "kind": "arxiv",
    "version": 1
  }
}