Pith Number

pith:ZGIJ3XHN

pith:2010:ZGIJ3XHNU57NZFP7PH4T4SWTF4

not attested not anchored not stored refs pending

Isospectral Property of Hamiltonian Boundary Value Methods (HBVMs) and their connections with Runge-Kutta collocation methods

Donato Trigiante, Felice Iavernaro, Luigi Brugnano

arxiv:1002.4394 v1 · 2010-02-23 · 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{ZGIJ3XHNU57NZFP7PH4T4SWTF4}

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	2026-06-03T23:06:34.089112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9909ddceda77edc95ff79f93e4ad32f104fe2d91eb16e685ab538b5024433c5

Aliases

arxiv: 1002.4394 · arxiv_version: 1002.4394v1 · doi: 10.48550/arxiv.1002.4394 · pith_short_12: ZGIJ3XHNU57N · pith_short_16: ZGIJ3XHNU57NZFP7 · pith_short_8: ZGIJ3XHN

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/ZGIJ3XHNU57NZFP7PH4T4SWTF4 \
  | 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: c9909ddceda77edc95ff79f93e4ad32f104fe2d91eb16e685ab538b5024433c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffe14ac9a56b27aa2b61dba95b89111b6ee912e579b51f4756fd587b63725568",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-02-23T19:30:21Z",
    "title_canon_sha256": "8920f0ea13a73a97345c1c120a2ceaf7d3e775d53ddda5ba6d73841ebe43b22c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4394",
    "kind": "arxiv",
    "version": 1
  }
}