Pith Number

pith:XWAYE7NU

pith:2015:XWAYE7NUKJNEQ6FFQHVOXWS65L

not attested not anchored not stored refs pending

Asymptotic and chaotic solutions of a singularly perturbed Nagumo-type equation

Alberto Boscaggin, Duccio Papini, Walter Dambrosio

arxiv:1503.05303 v1 · 2015-03-18 · math.CA · 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{XWAYE7NUKJNEQ6FFQHVOXWS65L}

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	2026-05-18T01:34:24.133875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd81827db4525a4878a581eaebda5eeadeb845d26993c0384f2afe7955eaf9aa

Aliases

arxiv: 1503.05303 · arxiv_version: 1503.05303v1 · doi: 10.48550/arxiv.1503.05303 · pith_short_12: XWAYE7NUKJNE · pith_short_16: XWAYE7NUKJNEQ6FF · pith_short_8: XWAYE7NU

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/XWAYE7NUKJNEQ6FFQHVOXWS65L \
  | 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: bd81827db4525a4878a581eaebda5eeadeb845d26993c0384f2afe7955eaf9aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f54b5abb8879e33e71bb790cc472b221e7b61b3ce257e4e0c4bec88008596c3",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2015-03-18T08:27:20Z",
    "title_canon_sha256": "ae7a93acde79fe12de686251b1efa5725929c6aeecc36290dfd9efb6202b2575"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05303",
    "kind": "arxiv",
    "version": 1
  }
}