Pith Number

pith:QTSHTB6M

pith:1999:QTSHTB6M2DJQ3TMFAP4WG7R4X2

not attested not anchored not stored refs pending

Symbolic Dynamics of the Diamagnetic Kepler Problem Without Involving Bounces

Wei-Mou Zheng, Zuo-Bing Wu

arxiv:chao-dyn/9907016 v1 · 1999-07-10 · chao-dyn · 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{QTSHTB6M2DJQ3TMFAP4WG7R4X2}

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	2026-07-04T16:12:07.731365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84e47987ccd0d30dcd8503f9637e3cbea55376c56dc26c609c683e60169e19a7

Aliases

arxiv: chao-dyn/9907016 · arxiv_version: chao-dyn/9907016v1 · doi: 10.48550/arxiv.chao-dyn/9907016 · pith_short_12: QTSHTB6M2DJQ · pith_short_16: QTSHTB6M2DJQ3TMF · pith_short_8: QTSHTB6M

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/QTSHTB6M2DJQ3TMFAP4WG7R4X2 \
  | 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: 84e47987ccd0d30dcd8503f9637e3cbea55376c56dc26c609c683e60169e19a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2c7e458e93d23c8b8f5cce53e3581c1476fd6f70dd6dde68410eab2df1c580d",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1999-07-10T03:14:53Z",
    "title_canon_sha256": "845479d13ecefa2ff8a827b8a6b2bf28d59bc5f2811310a353cf80db047dcf7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9907016",
    "kind": "arxiv",
    "version": 1
  }
}