Pith Number

pith:MKPT6L5Y

pith:2014:MKPT6L5YNADECGMDMK7VHU6TVO

not attested not anchored not stored refs pending

Separatrix splitting at a Hamiltonian $0^2 i\omega$ bifurcation

Lev Lerman, Vassili Gelfreich

arxiv:1409.3042 v1 · 2014-09-10 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKPT6L5YNADECGMDMK7VHU6TVO}

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	2026-05-18T01:42:03.890255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

629f3f2fb8680641198362bf53d3d3abb2b2bd36b1ba5493e76d051a1a4ae3fd

Aliases

arxiv: 1409.3042 · arxiv_version: 1409.3042v1 · doi: 10.48550/arxiv.1409.3042 · pith_short_12: MKPT6L5YNADE · pith_short_16: MKPT6L5YNADECGMD · pith_short_8: MKPT6L5Y

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/MKPT6L5YNADECGMDMK7VHU6TVO \
  | 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: 629f3f2fb8680641198362bf53d3d3abb2b2bd36b1ba5493e76d051a1a4ae3fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4227685613d85d03c3358ee6905fd99fb7c698455b1dfc90c98a075c79d3ea2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-09-10T12:24:12Z",
    "title_canon_sha256": "fc23f05b3309c92259fd5b75c751da6525c695dc94fe33aa421034f40cfd5694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3042",
    "kind": "arxiv",
    "version": 1
  }
}