Pith Number

pith:YIOPUMQY

pith:2016:YIOPUMQYKJNT4LFBHTWDEGRETT

not attested not anchored not stored refs pending

Instability of standing waves for a system of nonlinear Schr\"odinger equations in a degenerate case

Masahito Ohta, Shotaro Kawahara

arxiv:1602.01201 v1 · 2016-02-03 · 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{YIOPUMQYKJNT4LFBHTWDEGRETT}

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	2026-05-18T01:21:20.817854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c21cfa3218525b3e2ca13cec321a249ce91f554164b18922ccd9c2306827e131

Aliases

arxiv: 1602.01201 · arxiv_version: 1602.01201v1 · doi: 10.48550/arxiv.1602.01201 · pith_short_12: YIOPUMQYKJNT · pith_short_16: YIOPUMQYKJNT4LFB · pith_short_8: YIOPUMQY

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/YIOPUMQYKJNT4LFBHTWDEGRETT \
  | 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: c21cfa3218525b3e2ca13cec321a249ce91f554164b18922ccd9c2306827e131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6c15c7ce2146d3a1538f4bc9dda4088ea9de2919c59568d765cb3025aab1f43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-02-03T06:42:36Z",
    "title_canon_sha256": "7057c26ef756de9df68b40e5bee6538ef7ea33072a08143e73db7d702789b10e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.01201",
    "kind": "arxiv",
    "version": 1
  }
}