Pith Number

pith:VIHUQHCD

pith:2002:VIHUQHCDLLGRCPB2SZSU3VWBX6

not attested not anchored not stored refs pending

On gauge transformations of B\"acklund type and higher order nonlinear Schr\"odinger equations

Gerald A. Goldin (Departments of Mathematics, Physics, Rutgers University), Vladimir M. Shtelen (Department of Mathematics

arxiv:quant-ph/0201004 v1 · 2002-01-02 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VIHUQHCDLLGRCPB2SZSU3VWBX6}

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	2026-05-18T01:38:02.249345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa0f481c435acd113c3a96654dd6c1bf8cb8aa4699bb4e324abf8e5e8d9d35ba

Aliases

arxiv: quant-ph/0201004 · arxiv_version: quant-ph/0201004v1 · doi: 10.48550/arxiv.quant-ph/0201004 · pith_short_12: VIHUQHCDLLGR · pith_short_16: VIHUQHCDLLGRCPB2 · pith_short_8: VIHUQHCD

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/VIHUQHCDLLGRCPB2SZSU3VWBX6 \
  | 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: aa0f481c435acd113c3a96654dd6c1bf8cb8aa4699bb4e324abf8e5e8d9d35ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bf1df042481c1110efc1f3fddd30e518bb950b30743c8cf904f157848f5bfac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-01-02T00:27:16Z",
    "title_canon_sha256": "c2e6ed60c0f973888705c79217ee2bf0fc2aaa8becefb712b23237b572c2e1d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0201004",
    "kind": "arxiv",
    "version": 1
  }
}