Pith Number

pith:3CQ65F7N

pith:2014:3CQ65F7N3II5N6BRJ6VIUSI4KR

not attested not anchored not stored refs pending

On semi-convergence of generalized skew-Hermitian triangular splitting iteration methods for singular saddle-point problems

Ai-Li Yang, Yan Dou, Yu-Jiang Wu

arxiv:1402.5480 v1 · 2014-02-22 · 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{3CQ65F7N3II5N6BRJ6VIUSI4KR}

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	2026-05-18T02:58:21.016669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8a1ee97edda11d6f8314faa8a491c545102836cb8fff8330a42794d3d14fe77

Aliases

arxiv: 1402.5480 · arxiv_version: 1402.5480v1 · doi: 10.48550/arxiv.1402.5480 · pith_short_12: 3CQ65F7N3II5 · pith_short_16: 3CQ65F7N3II5N6BR · pith_short_8: 3CQ65F7N

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/3CQ65F7N3II5N6BRJ6VIUSI4KR \
  | 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: d8a1ee97edda11d6f8314faa8a491c545102836cb8fff8330a42794d3d14fe77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b770ac79cbf5f2137f4f6a444e83a82f1e3593252fbd91b617465d4d5156ca4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-02-22T05:04:55Z",
    "title_canon_sha256": "034f517ed88847867b112221009bde8e7d205e26f7092c1273ef3811dd046f0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5480",
    "kind": "arxiv",
    "version": 1
  }
}