Pith Number

pith:YDLDZPNP

pith:2018:YDLDZPNPXH4CESEDNRMD7JMPVJ

not attested not anchored not stored refs pending

The initial-boundary value problem for the Kawahara equation on the half-line

Chulkwang Kwak, M\'arcio Cavalcante

arxiv:1805.05229 v2 · 2018-05-14 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDLDZPNPXH4CESEDNRMD7JMPVJ}

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	2026-05-18T00:07:40.389924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0d63cbdafb9f82248836c583fa58faa7419ce9dc465611809ae160afa46081e

Aliases

arxiv: 1805.05229 · arxiv_version: 1805.05229v2 · doi: 10.48550/arxiv.1805.05229 · pith_short_12: YDLDZPNPXH4C · pith_short_16: YDLDZPNPXH4CESED · pith_short_8: YDLDZPNP

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/YDLDZPNPXH4CESEDNRMD7JMPVJ \
  | 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: c0d63cbdafb9f82248836c583fa58faa7419ce9dc465611809ae160afa46081e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bea3ebf73b414e7bae3e992bebe2ec744fb725bf1b69fd911f1b1d19d5d13180",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-05-14T15:28:03Z",
    "title_canon_sha256": "34e1b1eb3ac3db5e82c5f4a1f6ec25065e80faf0d3f86253983c950207f65f3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05229",
    "kind": "arxiv",
    "version": 2
  }
}