Pith Number

pith:BLB7DH32

pith:2011:BLB7DH32IFALACSLPPFPXDPX6L

not attested not anchored not stored refs pending

Switching chaos on/off in Duffing oscillator

N. Aubry, R. Chabreyrie

arxiv:1108.4118 v1 · 2011-08-20 · 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{BLB7DH32IFALACSLPPFPXDPX6L}

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	2026-05-18T04:14:56.109284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac3f19f7a4140b00a4b7bcafb8df7f2fea77fc92b30125e61b084b247b12bbd

Aliases

arxiv: 1108.4118 · arxiv_version: 1108.4118v1 · doi: 10.48550/arxiv.1108.4118 · pith_short_12: BLB7DH32IFAL · pith_short_16: BLB7DH32IFALACSL · pith_short_8: BLB7DH32

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/BLB7DH32IFALACSLPPFPXDPX6L \
  | 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: 0ac3f19f7a4140b00a4b7bcafb8df7f2fea77fc92b30125e61b084b247b12bbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a622e78059131c325b5f77ed243df4656b36c574f460f3839299b675c3356e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2011-08-20T14:33:26Z",
    "title_canon_sha256": "56d37f9e6a8c75bb9141bc554d96ce4d268e5422c2c018c01d2a8f913b6a8264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4118",
    "kind": "arxiv",
    "version": 1
  }
}