Pith Number

pith:XACRRW5F

pith:2011:XACRRW5FEVH37ESCFGMHR6TYMC

not attested not anchored not stored refs pending

Structural Susceptibility and Separation of Time Scales in the van der Pol Oscillator

James P. Sethna, Mark K. Transtrum, Ricky Chachra

arxiv:1112.5418 v3 · 2011-12-22 · 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{XACRRW5FEVH37ESCFGMHR6TYMC}

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	2026-05-18T03:22:53.680701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b80518dba5254fbf9242299878fa7860adbbd653299f89c0ec2c2e402ce6466e

Aliases

arxiv: 1112.5418 · arxiv_version: 1112.5418v3 · doi: 10.48550/arxiv.1112.5418 · pith_short_12: XACRRW5FEVH3 · pith_short_16: XACRRW5FEVH37ESC · pith_short_8: XACRRW5F

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/XACRRW5FEVH37ESCFGMHR6TYMC \
  | 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: b80518dba5254fbf9242299878fa7860adbbd653299f89c0ec2c2e402ce6466e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22d6f6d1d391d3e0429638ad602afbbc7499706d9ef0a2d2ada543536792290f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-12-22T19:07:07Z",
    "title_canon_sha256": "58114ffe6e62fdbfafa96586de9d2e0faef713573a48ffbb01ccdfd5dbd7fd2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5418",
    "kind": "arxiv",
    "version": 3
  }
}