Pith Number

pith:PVHKE2FN

pith:2014:PVHKE2FNEUP3MXTNRVDLSNPB4X

not attested not anchored not stored refs pending

New nonlinear equation of KdV-type for a non-flat bottom

Anna Karczewska, {\L}ukasz Rutkowski, Piotr Rozmej

arxiv:1401.4261 v1 · 2014-01-17 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PVHKE2FNEUP3MXTNRVDLSNPB4X}

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	2026-05-18T02:51:25.085970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d4ea268ad251fb65e6d8d46b935e1e5e5d583679dba6a1e048cdf9d2f957138

Aliases

arxiv: 1401.4261 · arxiv_version: 1401.4261v1 · doi: 10.48550/arxiv.1401.4261 · pith_short_12: PVHKE2FNEUP3 · pith_short_16: PVHKE2FNEUP3MXTN · pith_short_8: PVHKE2FN

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/PVHKE2FNEUP3MXTNRVDLSNPB4X \
  | 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: 7d4ea268ad251fb65e6d8d46b935e1e5e5d583679dba6a1e048cdf9d2f957138

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5123d27b1bc01d8b03301f8f94623d653f1f042e175738d817ac28400a4085f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2014-01-17T07:31:24Z",
    "title_canon_sha256": "6960e74c10d7d744159c54c42b07fcda19b71ba8f6ccdd9bda1a54f6ab0ae5e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4261",
    "kind": "arxiv",
    "version": 1
  }
}