Pith Number

pith:DNFMKQY2

pith:2026:DNFMKQY23BI6GKUH6C4FASWYT7

not attested not anchored not stored refs pending

Quantitative Benchmarking of a Split-Field PML FDTD Solver: Slit Diffraction, and Scattering from PEC and Dielectric Cylinders

Sabrina Saima, Tasin Intisar

arxiv:2607.17360 v1 · 2026-07-19 · physics.optics · cs.NA · eess.SP · math.NA · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNFMKQY23BI6GKUH6C4FASWYT7}

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	2026-07-21T01:21:29.597063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b4ac5431ad851e32a87f0b8504ad89fcf80b349f2aae1a70790caa160787b76

Aliases

arxiv: 2607.17360 · arxiv_version: 2607.17360v1 · doi: 10.48550/arxiv.2607.17360 · pith_short_12: DNFMKQY23BI6 · pith_short_16: DNFMKQY23BI6GKUH · pith_short_8: DNFMKQY2

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/DNFMKQY23BI6GKUH6C4FASWYT7 \
  | 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: 1b4ac5431ad851e32a87f0b8504ad89fcf80b349f2aae1a70790caa160787b76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ccd54137f71326a4bd4aaf1e84e7a3c3a8b80466a0245bcd3cbef114fbc1a9d",
    "cross_cats_sorted": [
      "cs.NA",
      "eess.SP",
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-07-19T17:53:04Z",
    "title_canon_sha256": "af481ed06227685670ce17dae6d9cb8fd76d13d1ba5cbae7a35c18e1ad34608d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17360",
    "kind": "arxiv",
    "version": 1
  }
}