Pith Number

pith:XPWZC3X3

pith:2016:XPWZC3X3REDMXE47OWOQJVV6VJ

not attested not anchored not stored refs pending

Local existence for the non-resistive MHD equations in nearly optimal Sobolev spaces

Charles L. Fefferman, David S. McCormick, James C. Robinson, Jose L. Rodrigo

arxiv:1602.02588 v1 · 2016-02-08 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPWZC3X3REDMXE47OWOQJVV6VJ}

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	2026-05-18T01:04:21.472781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbed916efb8906cb939f759d04d6beaa53b2a86ead0a79a924483216ba1725dd

Aliases

arxiv: 1602.02588 · arxiv_version: 1602.02588v1 · doi: 10.48550/arxiv.1602.02588 · pith_short_12: XPWZC3X3REDM · pith_short_16: XPWZC3X3REDMXE47 · pith_short_8: XPWZC3X3

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/XPWZC3X3REDMXE47OWOQJVV6VJ \
  | 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: bbed916efb8906cb939f759d04d6beaa53b2a86ead0a79a924483216ba1725dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6ae7a769b5eb983459315363b489506e928f1ea77d8837497b170e89c9994a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-02-08T14:46:46Z",
    "title_canon_sha256": "cfb8ccd8b53f3b5e7ee1cc2f27a269fec4e07db21a73a08a6568c87b3cb2df03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02588",
    "kind": "arxiv",
    "version": 1
  }
}