Pith Number

pith:QWTNAMKG

pith:2003:QWTNAMKGXUAPJQFIMDOSKFG6SB

not attested not anchored not stored refs pending

The Forced Non-Linear Schroedinger Equation with a Potential on the Half-Line

Ricardo Weder

arxiv:math/0304351 v1 · 2003-04-23 · math.AP · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWTNAMKGXUAPJQFIMDOSKFG6SB}

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	2026-05-18T01:38:29.080307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a6d03146bd00f4c0a860dd2514de904c9f6c5f611fc62e355522672e7ba401

Aliases

arxiv: math/0304351 · arxiv_version: math/0304351v1 · doi: 10.48550/arxiv.math/0304351 · pith_short_12: QWTNAMKGXUAP · pith_short_16: QWTNAMKGXUAPJQFI · pith_short_8: QWTNAMKG

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/QWTNAMKGXUAPJQFIMDOSKFG6SB \
  | 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: 85a6d03146bd00f4c0a860dd2514de904c9f6c5f611fc62e355522672e7ba401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4848349a147aa26af72f471df48d917595c4d31465c4c9cc42fd174b124d27c4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math.AP",
    "submitted_at": "2003-04-23T14:32:28Z",
    "title_canon_sha256": "271307f08ca7e68bd91ba1d1764ee1ee7bc1fd4305d1a8510364ae9e71722e3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0304351",
    "kind": "arxiv",
    "version": 1
  }
}