Pith Number

pith:DHY5YGTX

pith:2000:DHY5YGTXLIH4RGU2RLYJFWPON5

not attested not anchored not stored refs pending

A method to find unstable periodic orbits for the diamagnetic Kepler Problem

Jin-Yan Zeng, Zuo-Bing Wu

arxiv:nlin/0004004 v1 · 2000-04-03 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DHY5YGTXLIH4RGU2RLYJFWPON5}

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	2026-07-04T16:21:16.444028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19f1dc1a775a0fc89a9a8af092d9ee6f68858a8cab02f9d243873621e1cb98dc

Aliases

arxiv: nlin/0004004 · arxiv_version: nlin/0004004v1 · doi: 10.48550/arxiv.nlin/0004004 · pith_short_12: DHY5YGTXLIH4 · pith_short_16: DHY5YGTXLIH4RGU2 · pith_short_8: DHY5YGTX

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/DHY5YGTXLIH4RGU2RLYJFWPON5 \
  | 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: 19f1dc1a775a0fc89a9a8af092d9ee6f68858a8cab02f9d243873621e1cb98dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "328baf62977e8326e7bf3ea4153d03462fb6d874d9b91dc8fdd45ef8fce4fa16",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nlin.CD",
    "submitted_at": "2000-04-03T12:55:56Z",
    "title_canon_sha256": "d4b555a4f47b94e1db630b6374fd6a2d5ced359c273e20779e481315db2fbc07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0004004",
    "kind": "arxiv",
    "version": 1
  }
}