Pith Number

pith:ZZKPZOXV

pith:2020:ZZKPZOXV74JGERVO7B4ZAI5T2D

not attested not anchored not stored refs pending

On time-domain NRBC for Maxwell's equations and its application in accurate simulation of electromagnetic invisibility cloaks

Bo Wang, Lilian Wang, Shidong Jiang, Zhiguo Yang

arxiv:2005.14197 v1 · 2020-05-28 · math.NA · cs.NA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZKPZOXV74JGERVO7B4ZAI5T2D}

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	2026-07-05T01:06:35.288611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce54fcbaf5ff126246aef8799023b3d0fe6283426507c4c01895051f1f9a3660

Aliases

arxiv: 2005.14197 · arxiv_version: 2005.14197v1 · doi: 10.48550/arxiv.2005.14197 · pith_short_12: ZZKPZOXV74JG · pith_short_16: ZZKPZOXV74JGERVO · pith_short_8: ZZKPZOXV

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/ZZKPZOXV74JGERVO7B4ZAI5T2D \
  | 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: ce54fcbaf5ff126246aef8799023b3d0fe6283426507c4c01895051f1f9a3660

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a6c074be78e880fd218193892d5a6e1c1cb82628ac46df4db4cf8948b9fab52",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-05-28T16:39:10Z",
    "title_canon_sha256": "f48f08468bbf0c9fcc8f7faca09d0fdc596975fd65ed4959b529efa384a0bca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.14197",
    "kind": "arxiv",
    "version": 1
  }
}