Pith Number

pith:5CGAPRAK

pith:2010:5CGAPRAKN6WYWEKM5WU7546J4C

not attested not anchored not stored refs pending

A counterexample showing the semi-explicit Lie-Newmark algorithm is not variational

Alessandro Saccon, Giulia Ortolan, Nawaf Bou-Rabee

arxiv:1005.3078 v2 · 2010-05-18 · 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{5CGAPRAKN6WYWEKM5WU7546J4C}

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	2026-06-03T23:06:37.350827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e88c07c40a6fad8b114ceda9fef3c9e0b627e9dd8463c6fe40e4733511ee4e7c

Aliases

arxiv: 1005.3078 · arxiv_version: 1005.3078v2 · doi: 10.48550/arxiv.1005.3078 · pith_short_12: 5CGAPRAKN6WY · pith_short_16: 5CGAPRAKN6WYWEKM · pith_short_8: 5CGAPRAK

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/5CGAPRAKN6WYWEKM5WU7546J4C \
  | 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: e88c07c40a6fad8b114ceda9fef3c9e0b627e9dd8463c6fe40e4733511ee4e7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "279f7a69916d8a12d63a5f02579042aff2eb5137e9c2e2c90b297b9cc51a0d74",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2010-05-18T00:03:15Z",
    "title_canon_sha256": "af4a301d51fda29f58d128dafc4521a2d41e371d0240d403abc581def28ee1d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3078",
    "kind": "arxiv",
    "version": 2
  }
}