Pith Number

pith:645NGHBP

pith:2025:645NGHBP27TJ7QAPSDPAW7IGPC

not attested not anchored not stored refs pending

Breather solutions to nonlinear Maxwell equations with retarded material laws

Sebastian Ohrem

arxiv:2508.20938 v1 · 2025-08-28 · 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{645NGHBP27TJ7QAPSDPAW7IGPC}

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	2026-07-05T12:01:13.725893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f73ad31c2fd7e69fc00f90de0b7d0678a6201b8300fb514c7aca3cb341588a85

Aliases

arxiv: 2508.20938 · arxiv_version: 2508.20938v1 · doi: 10.48550/arxiv.2508.20938 · pith_short_12: 645NGHBP27TJ · pith_short_16: 645NGHBP27TJ7QAP · pith_short_8: 645NGHBP

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/645NGHBP27TJ7QAPSDPAW7IGPC \
  | 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: f73ad31c2fd7e69fc00f90de0b7d0678a6201b8300fb514c7aca3cb341588a85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b7ef3b97f04ebc48cf208d2cc2d37c1bb044433537137665fbc7aa2464b885d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-08-28T16:01:24Z",
    "title_canon_sha256": "19b722fa1852cca25a4d8fc9e5b2fcb0f20dfc86869cfbf5a46500b9e5d8b88d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.20938",
    "kind": "arxiv",
    "version": 1
  }
}