Pith Number

pith:K3GCKB4Y

pith:2010:K3GCKB4YBDN4LFQZBAWVBGXJ7G

not attested not anchored not stored refs pending

Global well-posedness of the Maxwell-Dirac system in two space dimensions

Piero D'Ancona, Sigmund Selberg

arxiv:1004.1715 v3 · 2010-04-10 · 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{K3GCKB4YBDN4LFQZBAWVBGXJ7G}

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	2026-05-18T04:42:24.195821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56cc25079808dbc59619082d509ae9f9b8b4ea5ff59a7756257ebcc1631decc1

Aliases

arxiv: 1004.1715 · arxiv_version: 1004.1715v3 · doi: 10.48550/arxiv.1004.1715 · pith_short_12: K3GCKB4YBDN4 · pith_short_16: K3GCKB4YBDN4LFQZ · pith_short_8: K3GCKB4Y

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/K3GCKB4YBDN4LFQZBAWVBGXJ7G \
  | 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: 56cc25079808dbc59619082d509ae9f9b8b4ea5ff59a7756257ebcc1631decc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eeafe31a54c30fb40622df777246caf023d5ae07fe1638f6f6dc724535887768",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-04-10T14:41:36Z",
    "title_canon_sha256": "f9967d6ac65ca18ed712cb949ba4ac0e30526ae82bd1a2d5be239e461f51fcf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1715",
    "kind": "arxiv",
    "version": 3
  }
}