Pith Number

pith:32VJ76CE

pith:2016:32VJ76CEY4CD6P5NJCCNQK5QJ3

not attested not anchored not stored refs pending

New classes of quadratic vector fields admitting integral-preserving Kahan-Hirota-Kimura discretizations

Matteo Petrera, Ren\'e Zander

arxiv:1610.03664 v1 · 2016-10-12 · nlin.SI · math-ph · math.MP · 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{32VJ76CEY4CD6P5NJCCNQK5QJ3}

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	2026-05-18T00:43:59.802174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deaa9ff844c7043f3fad4884d82bb04efb987857b80ed38e7d2831578afab230

Aliases

arxiv: 1610.03664 · arxiv_version: 1610.03664v1 · doi: 10.48550/arxiv.1610.03664 · pith_short_12: 32VJ76CEY4CD · pith_short_16: 32VJ76CEY4CD6P5N · pith_short_8: 32VJ76CE

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/32VJ76CEY4CD6P5NJCCNQK5QJ3 \
  | 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: deaa9ff844c7043f3fad4884d82bb04efb987857b80ed38e7d2831578afab230

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e8a96668f1e0963ccc35234f6879bf1926d140a9979accf278441214bbf03f6",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2016-10-12T10:41:15Z",
    "title_canon_sha256": "6b82d3ea1f4e0e1ab76b15632cfc54fe8979b2d7ee5b400ddc2836d827c78fc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.03664",
    "kind": "arxiv",
    "version": 1
  }
}