Pith Number

pith:OGP75PCL

pith:2021:OGP75PCLZWRNKMVNHXR3MEY5QI

not attested not anchored not stored refs pending

Multiple-high-order pole solutions for the NLS equation with quartic terms

En-Gui Fan, Li-Li Wen, Yong Chen

arxiv:2108.07404 v2 · 2021-08-17 · 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{OGP75PCLZWRNKMVNHXR3MEY5QI}

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	2026-07-05T03:48:30.276969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

719ffebc4bcda2d532ad3de3b6131d821d29480af690d0cef651229d13155f72

Aliases

arxiv: 2108.07404 · arxiv_version: 2108.07404v2 · doi: 10.48550/arxiv.2108.07404 · pith_short_12: OGP75PCLZWRN · pith_short_16: OGP75PCLZWRNKMVN · pith_short_8: OGP75PCL

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/OGP75PCLZWRNKMVNHXR3MEY5QI \
  | 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: 719ffebc4bcda2d532ad3de3b6131d821d29480af690d0cef651229d13155f72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beb0c55aa3f2fbb06a685daed70c1fd53020349d332ce2a2c30a6bce0c4cb530",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2021-08-17T02:10:07Z",
    "title_canon_sha256": "f30b3c3026992a508082368c18d82c4365501eb949f0e40415c1b3a39e23354d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07404",
    "kind": "arxiv",
    "version": 2
  }
}