Pith Number

pith:U4LIX2Q5

pith:2013:U4LIX2Q5TPBNBUWOEHNBSLM4CK

not attested not anchored not stored refs pending

Fixed points of diffeomorphisms, singularities of vector fields and epsilon-neighborhoods of their orbits, the thesis

Maja Resman

arxiv:1311.2170 v1 · 2013-11-09 · 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{U4LIX2Q5TPBNBUWOEHNBSLM4CK}

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	2026-05-18T02:16:39.453453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7168bea1d9bc2d0d2ce21da192d9c12b8a1d6504dbd875c728caba6b0f1b82b

Aliases

arxiv: 1311.2170 · arxiv_version: 1311.2170v1 · doi: 10.48550/arxiv.1311.2170 · pith_short_12: U4LIX2Q5TPBN · pith_short_16: U4LIX2Q5TPBNBUWO · pith_short_8: U4LIX2Q5

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/U4LIX2Q5TPBNBUWOEHNBSLM4CK \
  | 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: a7168bea1d9bc2d0d2ce21da192d9c12b8a1d6504dbd875c728caba6b0f1b82b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3c69bab45f6d35f89c4f611bcd08b2260d971f18c70cdcb3a54dc93f9d4e4f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-11-09T14:00:25Z",
    "title_canon_sha256": "0ec7fbd206e5174c1c1776bdaa9bbffdce09d10f91014b156798a6f6029c6ca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2170",
    "kind": "arxiv",
    "version": 1
  }
}