Pith Number

pith:Z2EEJNO5

pith:2014:Z2EEJNO5O7LQ6CYKW6VI6PDWLU

not attested not anchored not stored refs pending

A regularized Newton-like method for nonlinear PDE

Sara Pollock

arxiv:1412.6487 v2 · 2014-12-19 · math.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{Z2EEJNO5O7LQ6CYKW6VI6PDWLU}

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	2026-05-18T02:28:47.334829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce8844b5dd77d70f0b0ab7aa8f3c765d3161737b6ca57546b2ee56dc59dfa645

Aliases

arxiv: 1412.6487 · arxiv_version: 1412.6487v2 · doi: 10.48550/arxiv.1412.6487 · pith_short_12: Z2EEJNO5O7LQ · pith_short_16: Z2EEJNO5O7LQ6CYK · pith_short_8: Z2EEJNO5

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/Z2EEJNO5O7LQ6CYKW6VI6PDWLU \
  | 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: ce8844b5dd77d70f0b0ab7aa8f3c765d3161737b6ca57546b2ee56dc59dfa645

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07a3a50762b0bf6262950829f083c3e532156ccf87c3e54f50789b6742aa465f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-12-19T19:05:49Z",
    "title_canon_sha256": "58f646b7f51b32271075c5220cdaa62ffd0e034c7afe5739810a774210f7ccf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.6487",
    "kind": "arxiv",
    "version": 2
  }
}