Pith Number

pith:JSUQBE3K

pith:2011:JSUQBE3KV36KAVCCGMJCVSBIZU

not attested not anchored not stored refs pending

An elliptic problem with degenerate coercivity and a singular quadratic gradient lower order term

Gisella Croce (LMAH)

arxiv:1103.6100 v1 · 2011-03-31 · 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{JSUQBE3KV36KAVCCGMJCVSBIZU}

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	2026-05-18T04:25:25.167344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ca900936aaefca0544233122ac828cd15b0ab9c1e5b2fb1e5656ec4f0cb5f4f

Aliases

arxiv: 1103.6100 · arxiv_version: 1103.6100v1 · doi: 10.48550/arxiv.1103.6100 · pith_short_12: JSUQBE3KV36K · pith_short_16: JSUQBE3KV36KAVCC · pith_short_8: JSUQBE3K

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/JSUQBE3KV36KAVCCGMJCVSBIZU \
  | 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: 4ca900936aaefca0544233122ac828cd15b0ab9c1e5b2fb1e5656ec4f0cb5f4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb4ccdc6a1af48a08aa452668b276ca2c13c6b6b2e34db155e1e5695754a09cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-03-31T06:54:34Z",
    "title_canon_sha256": "91989b5a8ce06e440408950e908a49e30c530dc7526f755d60dd8fc45eba32c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.6100",
    "kind": "arxiv",
    "version": 1
  }
}