Pith Number

pith:FC4B4LNN

pith:2016:FC4B4LNNMX2JIF5UMFMXFNLCG6

not attested not anchored not stored refs pending

The short pulse equation by a Riemann-Hilbert approach

Anne Boutet de Monvel, Dmitry Shepelsky, Lech Zielinski

arxiv:1608.02249 v2 · 2016-08-07 · nlin.SI · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FC4B4LNNMX2JIF5UMFMXFNLCG6}

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	2026-05-18T01:05:41.950923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b81e2dad65f49417b4615972b56237b67ecab4808cfeb58ae5258fac2c058e

Aliases

arxiv: 1608.02249 · arxiv_version: 1608.02249v2 · doi: 10.48550/arxiv.1608.02249 · pith_short_12: FC4B4LNNMX2J · pith_short_16: FC4B4LNNMX2JIF5U · pith_short_8: FC4B4LNN

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/FC4B4LNNMX2JIF5UMFMXFNLCG6 \
  | 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: 28b81e2dad65f49417b4615972b56237b67ecab4808cfeb58ae5258fac2c058e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c987a96b6b6848d514cd23fc07dd87de9eb71398d509eb82d9307d6235b2a4f5",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2016-08-07T17:48:26Z",
    "title_canon_sha256": "e645c4babbcc356cd55358e2e740c98f26d67181a6eafe83278be0b79c1aba0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02249",
    "kind": "arxiv",
    "version": 2
  }
}