Pith Number

pith:YPEOHDRA

pith:2025:YPEOHDRARF2EQG3HFBS5AG7OOC

not attested not anchored not stored refs pending

Error estimates of time-splitting schemes for nonlinear Klein--Gordon equation with rough data

Lun Ji, Xiaofei Zhao

arxiv:2502.16876 v2 · 2025-02-24 · math.NA · 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{YPEOHDRARF2EQG3HFBS5AG7OOC}

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	2026-07-02T01:17:11.920109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3c8e38e208974481b672865d01bee70ad1730b38763c793ac31837785de8ca8

Aliases

arxiv: 2502.16876 · arxiv_version: 2502.16876v2 · doi: 10.48550/arxiv.2502.16876 · pith_short_12: YPEOHDRARF2E · pith_short_16: YPEOHDRARF2EQG3H · pith_short_8: YPEOHDRA

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/YPEOHDRARF2EQG3HFBS5AG7OOC \
  | 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: c3c8e38e208974481b672865d01bee70ad1730b38763c793ac31837785de8ca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09c38ee0d87e93427fda229cd6bacb4e3e2853e10e79a9e60982578c63aaa77b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-02-24T06:25:30Z",
    "title_canon_sha256": "e214bbcae0468ab354edfb3caf3857bc59147534a7996fd78cc881d4e900ccc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.16876",
    "kind": "arxiv",
    "version": 2
  }
}