Pith Number

pith:PP6XPB3Q

pith:2018:PP6XPB3QIELDR6HA6WAEZ2UIUY

not attested not anchored not stored refs pending

Local wellposedness of quasilinear Maxwell equations with absorbing boundary conditions

Martin Spitz, Roland Schnaubelt

arxiv:1812.03803 v1 · 2018-12-10 · 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{PP6XPB3QIELDR6HA6WAEZ2UIUY}

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	2026-05-17T23:58:43.833744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bfd778770411638f8e0f5804cea88a61215e8cb4fa3a2c3ab96f462a6fddfd9

Aliases

arxiv: 1812.03803 · arxiv_version: 1812.03803v1 · doi: 10.48550/arxiv.1812.03803 · pith_short_12: PP6XPB3QIELD · pith_short_16: PP6XPB3QIELDR6HA · pith_short_8: PP6XPB3Q

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/PP6XPB3QIELDR6HA6WAEZ2UIUY \
  | 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: 7bfd778770411638f8e0f5804cea88a61215e8cb4fa3a2c3ab96f462a6fddfd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c7b74c93061a6fffb2f7eedaf667d0b5064cbe7220ed7e0af4ede4787d1360f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-12-10T14:13:38Z",
    "title_canon_sha256": "e840b6984717996872c35dd9821072b2505db4c096b9d0fcfa8b1bb162636d09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03803",
    "kind": "arxiv",
    "version": 1
  }
}