Pith Number

pith:7TU7CG54

pith:2014:7TU7CG54BDKLU3U4R65I76LPSX

not attested not anchored not stored refs pending

Higher order commutator estimates and local existence for the non-resistive MHD equations and related models

C. L. Fefferman, D. S. McCormick, J. C. Robinson, J. L. Rodrigo

arxiv:1401.5018 v1 · 2014-01-20 · 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{7TU7CG54BDKLU3U4R65I76LPSX}

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	2026-05-18T03:01:43.725360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fce9f11bbc08d4ba6e9c8fba8ff96f95eb90d719f22aa55fb255c67db0625e9a

Aliases

arxiv: 1401.5018 · arxiv_version: 1401.5018v1 · doi: 10.48550/arxiv.1401.5018 · pith_short_12: 7TU7CG54BDKL · pith_short_16: 7TU7CG54BDKLU3U4 · pith_short_8: 7TU7CG54

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/7TU7CG54BDKLU3U4R65I76LPSX \
  | 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: fce9f11bbc08d4ba6e9c8fba8ff96f95eb90d719f22aa55fb255c67db0625e9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be2d43290a2efd94082eadd617f6486b87ddc63f428d27d1aeeef8c413f8cdd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-01-20T19:05:42Z",
    "title_canon_sha256": "be55dcca12a96d53bf5914c94e28ea6cb88733ef3c47396650511d72608f5e02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5018",
    "kind": "arxiv",
    "version": 1
  }
}