Pith Number

pith:4I4POQJK

pith:2011:4I4POQJKC6Y2222PERNWZJTPQW

not attested not anchored not stored refs pending

Global existence for the Euler-Maxwell system

Nader Masmoudi, Pierre Germain

arxiv:1107.1595 v1 · 2011-07-08 · 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{4I4POQJKC6Y2222PERNWZJTPQW}

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	2026-05-18T04:18:35.356503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e238f7412a17b1ad6b4f245b6ca66f85a240c411448e0f728f904aa4755227a4

Aliases

arxiv: 1107.1595 · arxiv_version: 1107.1595v1 · doi: 10.48550/arxiv.1107.1595 · pith_short_12: 4I4POQJKC6Y2 · pith_short_16: 4I4POQJKC6Y2222P · pith_short_8: 4I4POQJK

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/4I4POQJKC6Y2222PERNWZJTPQW \
  | 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: e238f7412a17b1ad6b4f245b6ca66f85a240c411448e0f728f904aa4755227a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b82aba6d5447b9fec0d61409553197bca0ee22bb635d6263c276861a1a83e48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-07-08T10:01:42Z",
    "title_canon_sha256": "111c463bffb9bb0f36ce7fbb29c1eb1d4928fb96d724afae4dc2190e317c4b85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1595",
    "kind": "arxiv",
    "version": 1
  }
}