Pith Number

pith:57MMZUTA

pith:2007:57MMZUTACFGXN7HKSTXMRCTO3S

not attested not anchored not stored refs pending

A comparison of spectral element and finite difference methods using statically refined nonconforming grids for the MHD island coalescence instability problem

(2) TNT/IMAGe, A. Bhattacharjee (1) ((1) Space Science Center, A. Pouquet (2), Boulder, CO), C. S. Ng (1), D. Rosenberg (2), Durham, K. Germaschewski (1), National Center for Atmospheric Research, NH, University of New Hampshire

arxiv:0711.3868 v1 · 2007-11-25 · physics.comp-ph · astro-ph.EP · astro-ph.SR · physics.plasm-ph · physics.space-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{57MMZUTACFGXN7HKSTXMRCTO3S}

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	2026-05-18T04:14:36.688135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efd8ccd260114d76fcea94eec88a6edc80f167407e1cddf2d294d1221a134a31

Aliases

arxiv: 0711.3868 · arxiv_version: 0711.3868v1 · doi: 10.48550/arxiv.0711.3868 · pith_short_12: 57MMZUTACFGX · pith_short_16: 57MMZUTACFGXN7HK · pith_short_8: 57MMZUTA

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/57MMZUTACFGXN7HKSTXMRCTO3S \
  | 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: efd8ccd260114d76fcea94eec88a6edc80f167407e1cddf2d294d1221a134a31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de2e7920f1cb083aeef5d9b680315f172ddf6d070b6e500abd868fa1e8f3b858",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR",
      "physics.plasm-ph",
      "physics.space-ph"
    ],
    "license": "",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2007-11-25T00:16:56Z",
    "title_canon_sha256": "f1cfb8d3c23bf570aff69d3fe862c6d9a86311c7c2ac2210e08ad35e3e46e34b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.3868",
    "kind": "arxiv",
    "version": 1
  }
}