Pith Number

pith:QKSEP4WN

pith:2018:QKSEP4WNSDHSXJWDOPZHCGRQ2Y

not attested not anchored not stored refs pending

Global and blow-up radial solutions for quasilinear elliptic systems arising in the study of viscous, heat conducting fluids

Gurpreet Singh, Jacques Giacomoni, Marius Ghergu

arxiv:1808.00407 v1 · 2018-08-01 · 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{QKSEP4WNSDHSXJWDOPZHCGRQ2Y}

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	2026-05-17T23:47:20.715182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a447f2cd90cf2ba6c373f2711a30d607280edcca1d1bbed754024819e8a508

Aliases

arxiv: 1808.00407 · arxiv_version: 1808.00407v1 · doi: 10.48550/arxiv.1808.00407 · pith_short_12: QKSEP4WNSDHS · pith_short_16: QKSEP4WNSDHSXJWD · pith_short_8: QKSEP4WN

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/QKSEP4WNSDHSXJWDOPZHCGRQ2Y \
  | 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: 82a447f2cd90cf2ba6c373f2711a30d607280edcca1d1bbed754024819e8a508

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08c63ba04140c45cc1b0513ef8ea7910f9c38792b05bff6eac1e1884a1f3ae63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-01T16:30:28Z",
    "title_canon_sha256": "0b54fc137e3615a3b739099a5d19d52b7f480847b688ebbd9ad2fcd22ac0d9dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00407",
    "kind": "arxiv",
    "version": 1
  }
}