Pith Number

pith:DH3TFJW3

pith:2018:DH3TFJW3QCYZEDTU7JRH6UCXU2

not attested not anchored not stored refs pending

Global Complex Roots and Poles Finding Algorithm Based on Phase Analysis for Propagation and Radiation Problems

Piotr Kowalczyk

arxiv:1806.06522 v2 · 2018-06-18 · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DH3TFJW3QCYZEDTU7JRH6UCXU2}

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	2026-05-17T23:58:47.913328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19f732a6db80b1920e74fa627f5057a6a7a90bca8ba796e84d4221d3ae28606a

Aliases

arxiv: 1806.06522 · arxiv_version: 1806.06522v2 · doi: 10.48550/arxiv.1806.06522 · pith_short_12: DH3TFJW3QCYZ · pith_short_16: DH3TFJW3QCYZEDTU · pith_short_8: DH3TFJW3

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/DH3TFJW3QCYZEDTU7JRH6UCXU2 \
  | 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: 19f732a6db80b1920e74fa627f5057a6a7a90bca8ba796e84d4221d3ae28606a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8808a82f98cb8c89cb83f94bdc26bf09ee1c1415a67d0f3059a2f4b05e9ac3a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2018-06-18T07:24:19Z",
    "title_canon_sha256": "01231c49276d0d21c8ec96af4604f1f2560bed2bd34357a75f190b1d4edb179d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06522",
    "kind": "arxiv",
    "version": 2
  }
}