Pith Number

pith:DW4PEFLY

pith:2010:DW4PEFLYFVGHZXESFUVDH7RRQI

not attested not anchored not stored refs pending

From limit cycles to strange attractors

Mikko Stenlund, William Ott

arxiv:1004.0019 v1 · 2010-03-31 · math.DS · math-ph · math.MP · 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{DW4PEFLYFVGHZXESFUVDH7RRQI}

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	2026-05-18T04:10:57.217908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1db8f215782d4c7cdc922d2a33fe31822b8ac109d537b9c806ec365fa10c4ce0

Aliases

arxiv: 1004.0019 · arxiv_version: 1004.0019v1 · doi: 10.48550/arxiv.1004.0019 · pith_short_12: DW4PEFLYFVGH · pith_short_16: DW4PEFLYFVGHZXES · pith_short_8: DW4PEFLY

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/DW4PEFLYFVGHZXESFUVDH7RRQI \
  | 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: 1db8f215782d4c7cdc922d2a33fe31822b8ac109d537b9c806ec365fa10c4ce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3189c4239500978bfa6882f7cde4f6d157e11facd1207547ee1c5c99d9a98701",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2010-03-31T22:11:21Z",
    "title_canon_sha256": "b63168515b7554984479b88e22d847ecb332a51c51be0f278d2134c0ea3def2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0019",
    "kind": "arxiv",
    "version": 1
  }
}