Pith Number

pith:OBDUNZD6

pith:2018:OBDUNZD6DQUREK2VGXMXM76M3H

not attested not anchored not stored refs pending

Multiplicity of positive solutions for a quasilinear Schr\"odinger equation with an almost critical nonlinearity

Gaetano Siciliano, Giovany M. Figueiredo, Uberlandio B. Severo

arxiv:1801.08516 v1 · 2018-01-25 · 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{OBDUNZD6DQUREK2VGXMXM76M3H}

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	2026-05-18T00:25:06.139980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

704746e47e1c29122b5535d9767fccd9d10bf3a157c170f84f5cdf533f9524e7

Aliases

arxiv: 1801.08516 · arxiv_version: 1801.08516v1 · doi: 10.48550/arxiv.1801.08516 · pith_short_12: OBDUNZD6DQUR · pith_short_16: OBDUNZD6DQUREK2V · pith_short_8: OBDUNZD6

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/OBDUNZD6DQUREK2VGXMXM76M3H \
  | 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: 704746e47e1c29122b5535d9767fccd9d10bf3a157c170f84f5cdf533f9524e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ce702f91df2366780afaf9d0b4172cb5ed6bbe2a8edad3d414cd35c7a83f203",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-01-25T18:27:47Z",
    "title_canon_sha256": "4b54a656a1f09bc60b5ea1b62bfb39bdfa3c4000e3c35a0fb28ee27081fd9ac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08516",
    "kind": "arxiv",
    "version": 1
  }
}