Pith Number

pith:PNFW6OBA

pith:2008:PNFW6OBA543LBX2MOWVGLUCSLY

not attested not anchored not stored refs pending

Integrable inhomogeneous NLS equations are equivalent to the standard NLS

Anjan Kundu

arxiv:0809.1924 v1 · 2008-09-11 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNFW6OBA543LBX2MOWVGLUCSLY}

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	2026-05-18T02:15:34.906104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b4b6f3820ef36b0df4c75aa65d0525e36065cfe959ac83df04e14db749b5412

Aliases

arxiv: 0809.1924 · arxiv_version: 0809.1924v1 · doi: 10.48550/arxiv.0809.1924 · pith_short_12: PNFW6OBA543L · pith_short_16: PNFW6OBA543LBX2M · pith_short_8: PNFW6OBA

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/PNFW6OBA543LBX2MOWVGLUCSLY \
  | 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: 7b4b6f3820ef36b0df4c75aa65d0525e36065cfe959ac83df04e14db749b5412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0254956991d1cf76f0b7dd4e1d0d448748240b2b8d4af7603bdb1ebaa2eb09e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2008-09-11T07:46:34Z",
    "title_canon_sha256": "837afb26f502c188691718f046783b6cd8bbe4830f6a4ec8e01fbc022e397c7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.1924",
    "kind": "arxiv",
    "version": 1
  }
}