Pith Number

pith:IITFLEDR

pith:2017:IITFLEDR5UNVLBLZJQAOVP3O76

not attested not anchored not stored refs pending

A Hamiltonian Bifurcation Perspective on Two Interacting Vortex Pairs: From Symmetric to Asymmetric Leapfrogging, Period Doubling and Chaos

Brandon Whitchurch, Panayotis. G. Kevrekidis, Vassilis Koukouloyannis

arxiv:1706.04980 v2 · 2017-06-15 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IITFLEDR5UNVLBLZJQAOVP3O76}

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	2026-05-18T00:24:52.416059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4226559071ed1b5585794c00eabf6eff9fc862b0d9e6700ec311c28a2390ad70

Aliases

arxiv: 1706.04980 · arxiv_version: 1706.04980v2 · doi: 10.48550/arxiv.1706.04980 · pith_short_12: IITFLEDR5UNV · pith_short_16: IITFLEDR5UNVLBLZ · pith_short_8: IITFLEDR

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/IITFLEDR5UNVLBLZJQAOVP3O76 \
  | 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: 4226559071ed1b5585794c00eabf6eff9fc862b0d9e6700ec311c28a2390ad70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ec89dc3b819d45699d45971b4d925db9f9fd905c540b1350ec9ed5a5fc8b9a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2017-06-15T17:30:07Z",
    "title_canon_sha256": "7e81b444e5264dcc2bcb61b05a31b84b0079bb0196b35a4d8839ff551bdfc54b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.04980",
    "kind": "arxiv",
    "version": 2
  }
}