Pith Number

pith:J2TI4AMV

pith:2012:J2TI4AMVHCFR3KZOFHDBDG22PA

not attested not anchored not stored refs pending

A "saddle-node" bifurcation scenario for birth or destruction of a Smale-Williams solenoid

Igor R. Sataev, Olga B. Isaeva, Sergey P. Kuznetsov

arxiv:1201.6657 v1 · 2012-01-31 · 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{J2TI4AMVHCFR3KZOFHDBDG22PA}

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	2026-05-18T01:58:37.351118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ea68e0195388b1dab2e29c6119b5a7811520a7df99ac85c3de2de9d58992884

Aliases

arxiv: 1201.6657 · arxiv_version: 1201.6657v1 · doi: 10.48550/arxiv.1201.6657 · pith_short_12: J2TI4AMVHCFR · pith_short_16: J2TI4AMVHCFR3KZO · pith_short_8: J2TI4AMV

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/J2TI4AMVHCFR3KZOFHDBDG22PA \
  | 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: 4ea68e0195388b1dab2e29c6119b5a7811520a7df99ac85c3de2de9d58992884

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a3e11f8c8d63a6e87f07ea9d5e95e84388667249db0a04a496912bb3ed15c37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2012-01-31T19:41:45Z",
    "title_canon_sha256": "43fd0184691f9b79dc43f1a1d7f5664d006fdef3467e2f358c1eff8c97f5a657"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6657",
    "kind": "arxiv",
    "version": 1
  }
}