Pith Number

pith:MLEFLDEK

pith:2012:MLEFLDEKWFBOF4RZLQRSBX2HDY

not attested not anchored not stored refs pending

A direct method of solution for the Fokas-Lenells derivative nonlinear Schr\"odinger equation: I. Bright soliton solutions

Yoshimasa Matsuno

arxiv:1205.3243 v1 · 2012-05-15 · 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{MLEFLDEKWFBOF4RZLQRSBX2HDY}

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	2026-05-18T01:57:32.158041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62c8558c8ab142e2f2395c2320df471e170a08b83e8caf0ae475edc5f3d1c3c3

Aliases

arxiv: 1205.3243 · arxiv_version: 1205.3243v1 · doi: 10.48550/arxiv.1205.3243 · pith_short_12: MLEFLDEKWFBO · pith_short_16: MLEFLDEKWFBOF4RZ · pith_short_8: MLEFLDEK

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/MLEFLDEKWFBOF4RZLQRSBX2HDY \
  | 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: 62c8558c8ab142e2f2395c2320df471e170a08b83e8caf0ae475edc5f3d1c3c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a1b97088e7b1bfb41be3b7ca08c3eee95768f6d85712498386c091f2308541",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-05-15T03:05:01Z",
    "title_canon_sha256": "bada684aab4fd898977e8ef56cbad3607e87de4f14ede109ca688362ad50f5d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3243",
    "kind": "arxiv",
    "version": 1
  }
}