Pith Number

pith:CMS52MGS

pith:2017:CMS52MGSESSDNJYVW3AWPGBMSU

not attested not anchored not stored refs pending

The coupled Fokas-Lenells equations by a Riemann-Hilbert approach

Beibei Hu, Tiecheng Xia

arxiv:1711.03861 v2 · 2017-11-09 · math-ph · math.MP · 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{CMS52MGSESSDNJYVW3AWPGBMSU}

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	2026-05-18T00:30:16.113089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1325dd30d224a436a715b6c167982c953a7be33a0e5475105b1de384aa4b160b

Aliases

arxiv: 1711.03861 · arxiv_version: 1711.03861v2 · doi: 10.48550/arxiv.1711.03861 · pith_short_12: CMS52MGSESSD · pith_short_16: CMS52MGSESSDNJYV · pith_short_8: CMS52MGS

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/CMS52MGSESSDNJYVW3AWPGBMSU \
  | 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: 1325dd30d224a436a715b6c167982c953a7be33a0e5475105b1de384aa4b160b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3f405c538cbdf25a617448e9818c6be5f306ffc13a695cef2bea1658cfb66b1",
    "cross_cats_sorted": [
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-11-09T05:30:33Z",
    "title_canon_sha256": "bd0faccf7244e0b531c95c79f3c4fb392ca9dc51c42638445078bee09e19c5a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03861",
    "kind": "arxiv",
    "version": 2
  }
}