Pith Number

pith:CYCTNSTY

pith:2015:CYCTNSTYYCNCHB7ISMMM2YBENW

not attested not anchored not stored refs pending

Persistence of Saddle Behavior in the Nonsmooth Limit of Smooth Dynamical Systems

Andrew Roberts, Julie Leifeld, Kaitlin Hill

arxiv:1504.04671 v1 · 2015-04-18 · 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{CYCTNSTYYCNCHB7ISMMM2YBENW}

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	2026-05-18T02:18:30.739864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

160536ca78c09a2387e89318cd60246dbd0d0c104f3b6672141ca8a17584d8d1

Aliases

arxiv: 1504.04671 · arxiv_version: 1504.04671v1 · doi: 10.48550/arxiv.1504.04671 · pith_short_12: CYCTNSTYYCNC · pith_short_16: CYCTNSTYYCNCHB7I · pith_short_8: CYCTNSTY

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/CYCTNSTYYCNCHB7ISMMM2YBENW \
  | 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: 160536ca78c09a2387e89318cd60246dbd0d0c104f3b6672141ca8a17584d8d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0bfd4d36ab4d56dd0af7aa3bf0a7022ca2e68bb67b7f4edc8ea81c54f72a1aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-04-18T00:51:38Z",
    "title_canon_sha256": "97c0badae7b624e8f2697b1d436855647b89996ffd0ef78040d0e99e6859057e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04671",
    "kind": "arxiv",
    "version": 1
  }
}