Pith Number

pith:LOIY3PPC

pith:2018:LOIY3PPCK6ZH6F6TWAS7ZEF737

not attested not anchored not stored refs pending

Riemann-Hilbert method and soliton solutions in the system of two-component Hirota equations

Beibei Hu, Fang Fang, Ling Zhang, Ning Zhang

arxiv:1809.07035 v1 · 2018-09-19 · 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{LOIY3PPCK6ZH6F6TWAS7ZEF737}

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	2026-05-18T00:05:20.833254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b918dbde257b27f17d3b025fc90bfdfd589d0c6a7d74da22975a94db6c055cf

Aliases

arxiv: 1809.07035 · arxiv_version: 1809.07035v1 · doi: 10.48550/arxiv.1809.07035 · pith_short_12: LOIY3PPCK6ZH · pith_short_16: LOIY3PPCK6ZH6F6T · pith_short_8: LOIY3PPC

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/LOIY3PPCK6ZH6F6TWAS7ZEF737 \
  | 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: 5b918dbde257b27f17d3b025fc90bfdfd589d0c6a7d74da22975a94db6c055cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a080ec07f508309c608285a094adbeecc1b05efc381ec8db8af03002c46c474f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-09-19T07:35:33Z",
    "title_canon_sha256": "bfcd4ff0f5f2200f2242a60ed36f9fbf5f2e038806c1c509cbad734de0782ceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07035",
    "kind": "arxiv",
    "version": 1
  }
}