Pith Number

pith:33SLGBX4

pith:1999:33SLGBX46QXDAYY62TKVB6NDHB

not attested not anchored not stored refs pending

Semiclassical form factor for chaotic systems with spin 1/2

Jens Bolte, Stefan Keppeler

arxiv:chao-dyn/9909026 v1 · 1999-09-16 · 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{33SLGBX46QXDAYY62TKVB6NDHB}

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	2026-07-04T16:12:08.335899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dee4b306fcf42e30631ed4d550f9a33869f37c567d54210b661eee561b4bc05f

Aliases

arxiv: chao-dyn/9909026 · arxiv_version: chao-dyn/9909026v1 · doi: 10.48550/arxiv.chao-dyn/9909026 · pith_short_12: 33SLGBX46QXD · pith_short_16: 33SLGBX46QXDAYY6 · pith_short_8: 33SLGBX4

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/33SLGBX46QXDAYY62TKVB6NDHB \
  | 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: dee4b306fcf42e30631ed4d550f9a33869f37c567d54210b661eee561b4bc05f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5501d3862b3f667077f7b53df89dffb2a0d339b42797294c6ac7d60664ec173f",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1999-09-16T13:19:05Z",
    "title_canon_sha256": "cafe7df0ddf8a260ca3d695984eda013fc1d1982b9ca87272bc7a0b25dede606"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9909026",
    "kind": "arxiv",
    "version": 1
  }
}