Pith Number

pith:Q3MDYAA5

pith:2016:Q3MDYAA5ZPRURSIXCP2DH6LTK6

not attested not anchored not stored refs pending

Chiellini integrability condition, planar isochronous systems and Hamiltonian structures of Li\'enard equation

A.Ghose Choudhury, Partha Guha

arxiv:1608.02319 v1 · 2016-08-08 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q3MDYAA5ZPRURSIXCP2DH6LTK6}

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	2026-05-18T01:09:40.490438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86d83c001dcbe348c91713f433f97357820c7ea104e5e6ad05d269127eef5b6c

Aliases

arxiv: 1608.02319 · arxiv_version: 1608.02319v1 · doi: 10.48550/arxiv.1608.02319 · pith_short_12: Q3MDYAA5ZPRU · pith_short_16: Q3MDYAA5ZPRURSIX · pith_short_8: Q3MDYAA5

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/Q3MDYAA5ZPRURSIXCP2DH6LTK6 \
  | 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: 86d83c001dcbe348c91713f433f97357820c7ea104e5e6ad05d269127eef5b6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07db1df7e0ed36fb8cc18f348d01bbf33088bdffdaf51b3fefeb166a3e0f775c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2016-08-08T05:17:40Z",
    "title_canon_sha256": "d524ef10b763986627d4450c209b41a9a6a80ba34d763432783e76c0b0042040"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02319",
    "kind": "arxiv",
    "version": 1
  }
}