Pith Number

pith:2QAWM5ZA

pith:2016:2QAWM5ZALWHFTMMPPOM4ZQETN2

not attested not anchored not stored refs pending

Nonlinear Analysis of an Improved Swing Equation

Arjan van der Schaft, Claudio De Persis, Nima Monshizadeh, Pooya Monshizadeh

arxiv:1603.07440 v1 · 2016-03-24 · cs.SY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2QAWM5ZALWHFTMMPPOM4ZQETN2}

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	2026-05-18T01:18:20.922263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4016677205d8e59b18f7b99ccc0936e81c400893e5f7b5664dbc62c71d82f22

Aliases

arxiv: 1603.07440 · arxiv_version: 1603.07440v1 · doi: 10.48550/arxiv.1603.07440 · pith_short_12: 2QAWM5ZALWHF · pith_short_16: 2QAWM5ZALWHFTMMP · pith_short_8: 2QAWM5ZA

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/2QAWM5ZALWHFTMMPPOM4ZQETN2 \
  | 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: d4016677205d8e59b18f7b99ccc0936e81c400893e5f7b5664dbc62c71d82f22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae9df1775de89bb111db9814b532a12d4c6000fd421e99ac420cddc91acfe28f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2016-03-24T04:58:03Z",
    "title_canon_sha256": "b57f2d15810cbe361f4c1e69da9281a86f4421ddf5b6025fde0b340a2e8b98e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.07440",
    "kind": "arxiv",
    "version": 1
  }
}