Pith Number

pith:6SDDPDXF

pith:2012:6SDDPDXFPG7L3VHKBKGJQVMBND

not attested not anchored not stored refs pending

Well-posedness for Hall-magnetohydrodynamics

Dongho Chae, Jian-Guo Liu, Pierre Degond (IMT)

arxiv:1212.3919 v1 · 2012-12-17 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6SDDPDXFPG7L3VHKBKGJQVMBND}

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	2026-05-18T03:38:22.064349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f486378ee579bebdd4ea0a8c98558168f5f75b9eb30053a21263b92bb79771bb

Aliases

arxiv: 1212.3919 · arxiv_version: 1212.3919v1 · doi: 10.48550/arxiv.1212.3919 · pith_short_12: 6SDDPDXFPG7L · pith_short_16: 6SDDPDXFPG7L3VHK · pith_short_8: 6SDDPDXF

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/6SDDPDXFPG7L3VHKBKGJQVMBND \
  | 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: f486378ee579bebdd4ea0a8c98558168f5f75b9eb30053a21263b92bb79771bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "360010e05033f9946ee76a778040098b0f8e73a102e3a160fba307642c4d3a17",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-12-17T08:14:19Z",
    "title_canon_sha256": "6aee0a1a1fe80da7c4b4232434b54adbe4be5447cf678e3f59f1fbc8dd19816e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3919",
    "kind": "arxiv",
    "version": 1
  }
}