Pith Number

pith:YHLDUM2N

pith:2013:YHLDUM2NQ6BH4TAXIYQOE457ZQ

not attested not anchored not stored refs pending

On complex singularity analysis for some linear partial differential equations in $\mathbb{C}^3$

Alberto Lastra, Catherine Stenger, St\'ephane Malek

arxiv:1304.0334 v1 · 2013-04-01 · math.AP · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHLDUM2NQ6BH4TAXIYQOE457ZQ}

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	2026-05-18T03:29:17.250232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1d63a334d87827e4c174620e273bfcc1bb8212dca223e3f9ccb603e4da0ec3f

Aliases

arxiv: 1304.0334 · arxiv_version: 1304.0334v1 · doi: 10.48550/arxiv.1304.0334 · pith_short_12: YHLDUM2NQ6BH · pith_short_16: YHLDUM2NQ6BH4TAX · pith_short_8: YHLDUM2N

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/YHLDUM2NQ6BH4TAXIYQOE457ZQ \
  | 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: c1d63a334d87827e4c174620e273bfcc1bb8212dca223e3f9ccb603e4da0ec3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc98c1b9404ec7f3653d4579e230eba67d10226d9bfad098892a22fb946731bd",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-04-01T11:26:40Z",
    "title_canon_sha256": "21142e99fad68cb73815104d4ace57d7b0983ea87a04bdf0d9851d0c1edbf32f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0334",
    "kind": "arxiv",
    "version": 1
  }
}