Pith Number

pith:LJLMONIN

pith:2021:LJLMONINC6BQSL6SNWAMZZFCMS

not attested not anchored not stored refs pending

Nonlinear Fractional Schr\"odinger Equations coupled by power-type nonlinearities

Alejandro Ortega, Eduardo Colorado

arxiv:2111.05227 v1 · 2021-11-09 · 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{LJLMONINC6BQSL6SNWAMZZFCMS}

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	2026-07-05T03:30:22.716140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a56c7350d1783092fd26d80cce4a2648eabc88fc4a76efde2b7047eb138ec3d

Aliases

arxiv: 2111.05227 · arxiv_version: 2111.05227v1 · doi: 10.48550/arxiv.2111.05227 · pith_short_12: LJLMONINC6BQ · pith_short_16: LJLMONINC6BQSL6S · pith_short_8: LJLMONIN

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/LJLMONINC6BQSL6SNWAMZZFCMS \
  | 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: 5a56c7350d1783092fd26d80cce4a2648eabc88fc4a76efde2b7047eb138ec3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91ad730eb3214409d6cb0227c58a6044304508d581c64617ee4f6890176793fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2021-11-09T16:07:24Z",
    "title_canon_sha256": "ea7b3d90f8a421b67274aaa7d161578bb19d3aa180afbb2235638e2c519ec5a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05227",
    "kind": "arxiv",
    "version": 1
  }
}