Pith Number

pith:FMD5CBGH

pith:2015:FMD5CBGHYC3HS2NX4DR6J4743H

not attested not anchored not stored refs pending

Shilnikov problem in Filippov dynamical systems

Douglas D. Novaes, Marco A. Teixeira

arxiv:1504.02425 v2 · 2015-04-09 · 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{FMD5CBGHYC3HS2NX4DR6J4743H}

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	2026-05-17T23:42:49.945763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b07d104c7c0b67969b7e0e3e4f3fcd9ef0a4d372dd01d8a719c7cee984d3f7d

Aliases

arxiv: 1504.02425 · arxiv_version: 1504.02425v2 · doi: 10.48550/arxiv.1504.02425 · pith_short_12: FMD5CBGHYC3H · pith_short_16: FMD5CBGHYC3HS2NX · pith_short_8: FMD5CBGH

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/FMD5CBGHYC3HS2NX4DR6J4743H \
  | 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: 2b07d104c7c0b67969b7e0e3e4f3fcd9ef0a4d372dd01d8a719c7cee984d3f7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e459acae6c562d762f2e6e8f9681602032c4ec993e15c92f71a92880bf736158",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-04-09T19:07:39Z",
    "title_canon_sha256": "391f3844305ce8156bf08f40d44d5bba85887dae631d02dbc531ea7622bc7637"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02425",
    "kind": "arxiv",
    "version": 2
  }
}