Pith Number

pith:5NICDSCL

pith:2013:5NICDSCLHCQS3WFLD7AS3MVZXH

not attested not anchored not stored refs pending

Subharmonic solutions for nonautonomous sublinear first order Hamiltonian systems

A. Raouf Chouikha, Mohsen Timoumi

arxiv:1302.4309 v1 · 2013-02-18 · math.DS · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NICDSCLHCQS3WFLD7AS3MVZXH}

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	2026-05-18T03:33:23.437179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb5021c84b38a12dd8ab1fc12db2b9b9f4ccf42dffc57d3835696d4ef9eb1a37

Aliases

arxiv: 1302.4309 · arxiv_version: 1302.4309v1 · doi: 10.48550/arxiv.1302.4309 · pith_short_12: 5NICDSCLHCQS · pith_short_16: 5NICDSCLHCQS3WFL · pith_short_8: 5NICDSCL

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/5NICDSCLHCQS3WFLD7AS3MVZXH \
  | 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: eb5021c84b38a12dd8ab1fc12db2b9b9f4ccf42dffc57d3835696d4ef9eb1a37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6996efc226cfadf614db64ed910091c7c113dcef25b1765e71cedeb18378e5b",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-02-18T15:17:21Z",
    "title_canon_sha256": "adb962c07d61e24788056ffe5e495b06ef33ab30b1f02b3f23cff29f17187c48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4309",
    "kind": "arxiv",
    "version": 1
  }
}