Pith Number

pith:2KC4QPAB

pith:1998:2KC4QPABX63UPSBURNZOLMT4IR

not attested not anchored not stored refs pending

Evidence for a singularity in ideal magnetohydrodynamics: implications for fast reconnection

Axel Brandenburg, Robert M. Kerr

arxiv:physics/9812017 v2 · 1998-12-10 · physics.plasm-ph · astro-ph · chao-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KC4QPABX63UPSBURNZOLMT4IR}

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	2026-07-04T16:10:26.806782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d285c83c01bfb747c8348b72e5b27c447d9446f710f4a946f75e9f604ea29851

Aliases

arxiv: physics/9812017 · arxiv_version: physics/9812017v2 · doi: 10.48550/arxiv.physics/9812017 · pith_short_12: 2KC4QPABX63U · pith_short_16: 2KC4QPABX63UPSBU · pith_short_8: 2KC4QPAB

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/2KC4QPABX63UPSBURNZOLMT4IR \
  | 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: d285c83c01bfb747c8348b72e5b27c447d9446f710f4a946f75e9f604ea29851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f29d0d68782e4307d92de152f33317f3e420dd5d0b5404b634f26cdb9c8a4d76",
    "cross_cats_sorted": [
      "astro-ph",
      "chao-dyn",
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "1998-12-10T20:27:23Z",
    "title_canon_sha256": "2eeb05be34213621c7b175d674d1e465130fac8fe2ec3d6985bf1dd389f983d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9812017",
    "kind": "arxiv",
    "version": 2
  }
}