Pith Number

pith:LYLUDLKH

pith:2026:LYLUDLKHBKHH4UNYNUHWUOIFW3

not attested not anchored not stored refs pending

Singular Vector Finite Element Basis Functions for Tetrahedra in Complex Electromagnetic Geometries

Brandon W. Langley, Dogan Timucin, Ebrahim Forati, Ghazi Khan, Reza Molavi, Samuel T. Elkin, Thomas E. Roth

arxiv:2606.18140 v1 · 2026-06-16 · physics.comp-ph · quant-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{LYLUDLKHBKHH4UNYNUHWUOIFW3}

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	2026-06-19T16:10:49.391552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e1741ad470a8e7e51b86d0f6a3905b6ea129c8f3f517e75cd43b49887cab550

Aliases

arxiv: 2606.18140 · arxiv_version: 2606.18140v1 · doi: 10.48550/arxiv.2606.18140 · pith_short_12: LYLUDLKHBKHH · pith_short_16: LYLUDLKHBKHH4UNY · pith_short_8: LYLUDLKH

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/LYLUDLKHBKHH4UNYNUHWUOIFW3 \
  | 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: 5e1741ad470a8e7e51b86d0f6a3905b6ea129c8f3f517e75cd43b49887cab550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "918ea15e5c9ebf0149ad5651b5a71ed5d281a87adc6d1838e33eb2a22a4ded66",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-06-16T16:41:10Z",
    "title_canon_sha256": "38f5bb2d4ef9ed03169be2dd34f777d7714f44cfefa52c98064f9ed402dd8125"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18140",
    "kind": "arxiv",
    "version": 1
  }
}