Pith Number

pith:GOK2QDSM

pith:2007:GOK2QDSMN5MR2ZMN4R3FZJ2334

not attested not anchored not stored refs pending

Period doubling in the Rossler system - a computer assisted proof

Daniel Wilczak, Piotr Zgliczynski

arxiv:0712.1123 v1 · 2007-12-07 · math.DS · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GOK2QDSMN5MR2ZMN4R3FZJ2334}

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	2026-06-03T22:06:03.453865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3395a80e4c6f591d658de4765ca75bdf1c40f748fe6733827077117831758829

Aliases

arxiv: 0712.1123 · arxiv_version: 0712.1123v1 · doi: 10.48550/arxiv.0712.1123 · pith_short_12: GOK2QDSMN5MR · pith_short_16: GOK2QDSMN5MR2ZMN · pith_short_8: GOK2QDSM

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/GOK2QDSMN5MR2ZMN4R3FZJ2334 \
  | 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: 3395a80e4c6f591d658de4765ca75bdf1c40f748fe6733827077117831758829

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc4907ac98591e6981d0476de1e9b6cd1fd3eccbe24b776aef5f9c22d2dd1d3c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "2007-12-07T12:00:12Z",
    "title_canon_sha256": "7537e0307ed9360dfd7dcc4b304dd773fc1d75bf71d1a3b686907d9aa0087e6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.1123",
    "kind": "arxiv",
    "version": 1
  }
}