Pith Number

pith:QA42MLEH

pith:2014:QA42MLEHVRUGHUM3MPORJFG77G

not attested not anchored not stored refs pending

Existence results for fractional p-Laplacian problems via Morse theory

Antonio Iannizzotto, Kanishka Perera, Marco Squassina, Shibo Liu

arxiv:1403.5388 v1 · 2014-03-21 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA42MLEHVRUGHUM3MPORJFG77G}

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	2026-05-18T02:55:56.483879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8039a62c87ac6863d19b63dd1494dff9a421823614e879543d028a5918855689

Aliases

arxiv: 1403.5388 · arxiv_version: 1403.5388v1 · doi: 10.48550/arxiv.1403.5388 · pith_short_12: QA42MLEHVRUG · pith_short_16: QA42MLEHVRUGHUM3 · pith_short_8: QA42MLEH

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/QA42MLEHVRUGHUM3MPORJFG77G \
  | 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: 8039a62c87ac6863d19b63dd1494dff9a421823614e879543d028a5918855689

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c27c69af26c5709dea4cce3e3e358851af6f1a88d00807d68f8324089c84d0e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-03-21T07:57:55Z",
    "title_canon_sha256": "7e061cd0c4da799c8c43fd61d033465eb648980226a450a212e493625f279f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5388",
    "kind": "arxiv",
    "version": 1
  }
}