Pith Number

pith:FIA2X5DG

pith:2023:FIA2X5DGEIFFHVS6CO5FW3SL4P

not attested not anchored not stored refs pending

Two-step Newton's method for deflation-one singular zeros of analytic systems

Kisun Lee, Lihong Zhi, Nan Li

arxiv:2305.10803 v2 · 2023-05-18 · math.NA · cs.NA · cs.SC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FIA2X5DGEIFFHVS6CO5FW3SL4P}

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	2026-07-05T07:37:11.264077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a01abf466220a53d65e13ba5b6e4be3ecb44588323554d02b1368eda22a9d35

Aliases

arxiv: 2305.10803 · arxiv_version: 2305.10803v2 · doi: 10.48550/arxiv.2305.10803 · pith_short_12: FIA2X5DGEIFF · pith_short_16: FIA2X5DGEIFFHVS6 · pith_short_8: FIA2X5DG

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/FIA2X5DGEIFFHVS6CO5FW3SL4P \
  | 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: 2a01abf466220a53d65e13ba5b6e4be3ecb44588323554d02b1368eda22a9d35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9789c928de3b04ccfdc0e338577f0f0235c0c2b1e406a8607b268a39555a6b4",
    "cross_cats_sorted": [
      "cs.NA",
      "cs.SC",
      "math.AG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-05-18T08:31:45Z",
    "title_canon_sha256": "103510d257f04632447d328238d2d0f6ab2899ad23f87ab4c97f82a3a478d604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.10803",
    "kind": "arxiv",
    "version": 2
  }
}