Pith Number

pith:XJ4NSYTR

pith:2019:XJ4NSYTRSVZW5A6CURRZVNWMET

not attested not anchored not stored refs pending

The KdV equation on the half-line: Time-periodicity and mass transport

Jerry L. Bona, Jonatan Lenells

arxiv:1906.05053 v1 · 2019-06-12 · 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{XJ4NSYTRSVZW5A6CURRZVNWMET}

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	2026-05-17T23:43:29.625561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba78d9627195736e83c2a4639ab6cc24ddbd4c6220ae2dc4bbd4575328d8721f

Aliases

arxiv: 1906.05053 · arxiv_version: 1906.05053v1 · doi: 10.48550/arxiv.1906.05053 · pith_short_12: XJ4NSYTRSVZW · pith_short_16: XJ4NSYTRSVZW5A6C · pith_short_8: XJ4NSYTR

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/XJ4NSYTRSVZW5A6CURRZVNWMET \
  | 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: ba78d9627195736e83c2a4639ab6cc24ddbd4c6220ae2dc4bbd4575328d8721f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc8b6aa47b59375bd948945916f1f4ca9e08ce615a5f1e5329e88809de16461a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-06-12T10:47:54Z",
    "title_canon_sha256": "e41ca2b667dac16c4b53dffc849fcc5ed63f080aa5e5548a051e142e15d8ac55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.05053",
    "kind": "arxiv",
    "version": 1
  }
}