Pith Number

pith:WPVIW62C

pith:2018:WPVIW62CWPU6W3L66MDN7NTJID

not attested not anchored not stored refs pending

Strong instability of standing waves for nonlinear Schr\"odinger equations with attractive inverse power potential

Masahito Ohta, Noriyoshi Fukaya

arxiv:1804.02127 v1 · 2018-04-06 · 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{WPVIW62CWPU6W3L66MDN7NTJID}

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	2026-05-18T00:19:05.741852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3ea8b7b42b3e9eb6d7ef306dfb66940e286336ae6fc29b2c84673f95c77d6b2

Aliases

arxiv: 1804.02127 · arxiv_version: 1804.02127v1 · doi: 10.48550/arxiv.1804.02127 · pith_short_12: WPVIW62CWPU6 · pith_short_16: WPVIW62CWPU6W3L6 · pith_short_8: WPVIW62C

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/WPVIW62CWPU6W3L66MDN7NTJID \
  | 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: b3ea8b7b42b3e9eb6d7ef306dfb66940e286336ae6fc29b2c84673f95c77d6b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d571ccc50a27ce572031197992442ceb6ac2a0ee9e4982af4a3e55224210a9f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-04-06T04:21:02Z",
    "title_canon_sha256": "2c33398b4cd41cb4d1e5942f93db2270e166084ccd9b8be3dbf51ddb5992f7f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02127",
    "kind": "arxiv",
    "version": 1
  }
}