Pith Number

pith:2FAC4PWP

pith:2018:2FAC4PWPRTTGNUUTK2EBUYAWCY

not attested not anchored not stored refs pending

Nonautonomous gradient-like ODEs on the circle: classification, structural stability and autonomization

E.V. Gubina, L.M. Lerman

arxiv:1801.10336 v1 · 2018-01-31 · 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{2FAC4PWPRTTGNUUTK2EBUYAWCY}

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	2026-05-18T00:24:41.052522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1402e3ecf8ce666d29356881a6016163c8bbb27f43780933ead47ec1d3591f0

Aliases

arxiv: 1801.10336 · arxiv_version: 1801.10336v1 · doi: 10.48550/arxiv.1801.10336 · pith_short_12: 2FAC4PWPRTTG · pith_short_16: 2FAC4PWPRTTGNUUT · pith_short_8: 2FAC4PWP

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/2FAC4PWPRTTGNUUTK2EBUYAWCY \
  | 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: d1402e3ecf8ce666d29356881a6016163c8bbb27f43780933ead47ec1d3591f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9676e76d1ffc22878864449fe3eef2d8920cd4546d06ef6d7b167d3cec9dc26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-01-31T08:05:13Z",
    "title_canon_sha256": "dd1b28d67bff18231a6e458f3d2337fce28a5f91c0805a8b4220a1205c3cada6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10336",
    "kind": "arxiv",
    "version": 1
  }
}