Pith Number

pith:W2UC46AG

pith:2018:W2UC46AG7IP5PW5KX6MC5ZVFTS

not attested not anchored not stored refs pending

Stationary phase methods and the splitting of separatrices

Alberto Enciso, Alejandro Luque, Daniel Peralta-Salas

arxiv:1803.07845 v1 · 2018-03-21 · 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{W2UC46AG7IP5PW5KX6MC5ZVFTS}

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	2026-05-17T23:50:13.932497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6a82e7806fa1fd7dbaabf982ee6a59cb57a3d757ea0cd60dbcb95501f707d4a

Aliases

arxiv: 1803.07845 · arxiv_version: 1803.07845v1 · doi: 10.48550/arxiv.1803.07845 · pith_short_12: W2UC46AG7IP5 · pith_short_16: W2UC46AG7IP5PW5K · pith_short_8: W2UC46AG

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/W2UC46AG7IP5PW5KX6MC5ZVFTS \
  | 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: b6a82e7806fa1fd7dbaabf982ee6a59cb57a3d757ea0cd60dbcb95501f707d4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed44756d3653829b9c87208cb4f1707ce840e3c8bc5732873675d7709d6c4ac1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-03-21T10:46:48Z",
    "title_canon_sha256": "e8a00cc1384a13fb2784b13a48dc78c18e7348f3b3346dc5c3be1d7b36206f4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07845",
    "kind": "arxiv",
    "version": 1
  }
}