Pith Number

pith:SU5FWMFH

pith:2014:SU5FWMFHHLQRZ7VCITZ3QCKQSD

not attested not anchored not stored refs pending

Differential analysis of nonlinear systems: revisiting the pendulum example

Fulvio Forni, Rodolphe Sepulchre

arxiv:1409.4712 v1 · 2014-09-16 · cs.SY · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SU5FWMFHHLQRZ7VCITZ3QCKQSD}

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	2026-05-18T00:59:02.563330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

953a5b30a73ae11cfea244f3b8095090c4e1e4abf5f97f8e2d6d43bb08bbdf57

Aliases

arxiv: 1409.4712 · arxiv_version: 1409.4712v1 · doi: 10.48550/arxiv.1409.4712 · pith_short_12: SU5FWMFHHLQR · pith_short_16: SU5FWMFHHLQRZ7VC · pith_short_8: SU5FWMFH

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/SU5FWMFHHLQRZ7VCITZ3QCKQSD \
  | 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: 953a5b30a73ae11cfea244f3b8095090c4e1e4abf5f97f8e2d6d43bb08bbdf57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8855bd2d6d60b24199042e2b08ee5b197b71c5856f261d28068635e91cc6096",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2014-09-16T17:46:31Z",
    "title_canon_sha256": "590981194361ad57a3269e622c49de25481aa768dac74608aef7b33e845e3f4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4712",
    "kind": "arxiv",
    "version": 1
  }
}