Pith Number

pith:KLPOAKR5

pith:2013:KLPOAKR5ODZKB7DXD7QRSLHBAI

not attested not anchored not stored refs pending

On the absolute stability regions corresponding to partial sums of the exponential function

David Ketcheson, Lajos L\'oczi, Tiham\'er A. Kocsis

arxiv:1312.0216 v1 · 2013-12-01 · 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{KLPOAKR5ODZKB7DXD7QRSLHBAI}

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	2026-05-18T03:05:46.353498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52dee02a3d70f2a0fc771fe1192ce10234036e5bd220c7b28b071a3762c42599

Aliases

arxiv: 1312.0216 · arxiv_version: 1312.0216v1 · doi: 10.48550/arxiv.1312.0216 · pith_short_12: KLPOAKR5ODZK · pith_short_16: KLPOAKR5ODZKB7DX · pith_short_8: KLPOAKR5

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/KLPOAKR5ODZKB7DXD7QRSLHBAI \
  | 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: 52dee02a3d70f2a0fc771fe1192ce10234036e5bd220c7b28b071a3762c42599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "732d2542dcedb0a474473b9bc4d6b45f00f42897fa4179961a1f9211f28e5704",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-12-01T13:19:42Z",
    "title_canon_sha256": "1cfaa4099afe89169694f5879f5003370194ddc51a7e700000a0414ad6ad54ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0216",
    "kind": "arxiv",
    "version": 1
  }
}