Pith Number

pith:CUEJEAY5

pith:2010:CUEJEAY5KNV66LXNGGSNQZUHJG

not attested not anchored not stored refs pending

Well posedness and unconditional non uniqueness for a 2D semilinear heat equation

Mohamed Majdoub, Rym Jrad, Slim Ibrahim, Tarek Saanouni

arxiv:1008.2443 v1 · 2010-08-14 · 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{CUEJEAY5KNV66LXNGGSNQZUHJG}

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	2026-05-18T04:42:13.289196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

150892031d536bef2eed31a4d8668749a2f7590d30f1714474245545190b87a3

Aliases

arxiv: 1008.2443 · arxiv_version: 1008.2443v1 · doi: 10.48550/arxiv.1008.2443 · pith_short_12: CUEJEAY5KNV6 · pith_short_16: CUEJEAY5KNV66LXN · pith_short_8: CUEJEAY5

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/CUEJEAY5KNV66LXNGGSNQZUHJG \
  | 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: 150892031d536bef2eed31a4d8668749a2f7590d30f1714474245545190b87a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9923d5988be714b37c122e241b24753ed3f7f51de4ccb8904285ef8281a76d8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-08-14T13:21:09Z",
    "title_canon_sha256": "caf0b24ad706e11ddc1a2c5ddc5accd8c1b6b9ba88fd0496676b7d3631a59990"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2443",
    "kind": "arxiv",
    "version": 1
  }
}