Pith Number

pith:2HYVO6XO

pith:2015:2HYVO6XO6S4IDFZTMZVCWITIQE

not attested not anchored not stored refs pending

Fold singularities of nonsmooth and slow-fast dynamical systems -- equivalence through regularization

Mike R. Jeffrey

arxiv:1506.00845 v1 · 2015-06-02 · 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{2HYVO6XO6S4IDFZTMZVCWITIQE}

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	2026-05-18T01:59:34.341078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1f1577aeef4b8819733666a2b2268810b983e08fd9d260ac31c97e11d7b0237

Aliases

arxiv: 1506.00845 · arxiv_version: 1506.00845v1 · doi: 10.48550/arxiv.1506.00845 · pith_short_12: 2HYVO6XO6S4I · pith_short_16: 2HYVO6XO6S4IDFZT · pith_short_8: 2HYVO6XO

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/2HYVO6XO6S4IDFZTMZVCWITIQE \
  | 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: d1f1577aeef4b8819733666a2b2268810b983e08fd9d260ac31c97e11d7b0237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc573d2743438508b2f097b544717c3c98b913ef9da335808c148fcee6851fbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-06-02T11:35:02Z",
    "title_canon_sha256": "993fdf5b302c1b943c44b5483c0c28e368d5bafafffd2b1b0eceda62791ecc32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00845",
    "kind": "arxiv",
    "version": 1
  }
}