Pith Number

pith:KAE45LM6

pith:2016:KAE45LM6XZ4QWBYTUJIEDDGP32

not attested not anchored not stored refs pending

Improved accuracy for time-splitting methods for the numerical solution of parabolic equations

Andr\'es Arrar\'as, Laura Portero

arxiv:1608.08975 v1 · 2016-08-31 · 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{KAE45LM6XZ4QWBYTUJIEDDGP32}

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	2026-05-18T01:06:39.536481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5009cead9ebe790b0713a250418ccfdea01f87a623a8763f17ae17f789bc4f16

Aliases

arxiv: 1608.08975 · arxiv_version: 1608.08975v1 · doi: 10.48550/arxiv.1608.08975 · pith_short_12: KAE45LM6XZ4Q · pith_short_16: KAE45LM6XZ4QWBYT · pith_short_8: KAE45LM6

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/KAE45LM6XZ4QWBYTUJIEDDGP32 \
  | 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: 5009cead9ebe790b0713a250418ccfdea01f87a623a8763f17ae17f789bc4f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf6958b71e1d8aa75e73764da55d55121f9977dbaf7d54c5b13a41b73cff3711",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-08-31T18:12:31Z",
    "title_canon_sha256": "3fb3ef62727891554e3a09f5b3177481d876868de6dc25c5200aafe21ba9159b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08975",
    "kind": "arxiv",
    "version": 1
  }
}