Pith Number

pith:JDTZEHBF

pith:2019:JDTZEHBFE2UU4L6LE764MPGIVT

not attested not anchored not stored refs pending

Constructing robust chaos: invariant manifolds and expanding cones

David J.W. Simpson, Paul A. Glendinning

arxiv:1906.11969 v1 · 2019-06-27 · 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{JDTZEHBFE2UU4L6LE764MPGIVT}

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	2026-05-17T23:41:59.644147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48e7921c2526a94e2fcb27fdc63cc8acf8d0b7a4808a6a2e57a8d0d0ce502714

Aliases

arxiv: 1906.11969 · arxiv_version: 1906.11969v1 · doi: 10.48550/arxiv.1906.11969 · pith_short_12: JDTZEHBFE2UU · pith_short_16: JDTZEHBFE2UU4L6L · pith_short_8: JDTZEHBF

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/JDTZEHBFE2UU4L6LE764MPGIVT \
  | 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: 48e7921c2526a94e2fcb27fdc63cc8acf8d0b7a4808a6a2e57a8d0d0ce502714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42196c78b75f7e7f4593b7895aafb798778df00cf7bf68711296040afc41e805",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-06-27T21:21:55Z",
    "title_canon_sha256": "0424f82a710f116af4829ce5f9c606f2850322f6153034e683cb39c41c655417"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11969",
    "kind": "arxiv",
    "version": 1
  }
}