Pith Number

pith:CN2TDGR2

pith:2026:CN2TDGR2QFCRSIXWYEIO5WX2Z4

not attested not anchored not stored refs pending

Lane-Emden Problems on Convex Domains of $\mathbb S^2$

Daniel Raom, Luigi Provenzano, Massimo Grossi

arxiv:2605.29993 v1 · 2026-05-28 · 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{CN2TDGR2QFCRSIXWYEIO5WX2Z4}

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	2026-05-29T02:06:05.835156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1375319a3a81451922f6c110eedafacf197c1e9eaabf902a673b645bb4b69309

Aliases

arxiv: 2605.29993 · arxiv_version: 2605.29993v1 · doi: 10.48550/arxiv.2605.29993 · pith_short_12: CN2TDGR2QFCR · pith_short_16: CN2TDGR2QFCRSIXW · pith_short_8: CN2TDGR2

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/CN2TDGR2QFCRSIXWYEIO5WX2Z4 \
  | 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: 1375319a3a81451922f6c110eedafacf197c1e9eaabf902a673b645bb4b69309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ffeea8bf07c69f7ea765ad11582c91aadb048dc8a957f6a5f8f23c8a9f9c3a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-05-28T14:25:51Z",
    "title_canon_sha256": "2b9a6bcee8533da6e141545e4e64533d6e560286ae778d80e9fa9e746a450f58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29993",
    "kind": "arxiv",
    "version": 1
  }
}