Pith Number

pith:WN74GLG6

pith:2009:WN74GLG6OSIAD3Y5RJPINWCRHT

not attested not anchored not stored refs pending

Existence of ground states for a modified nonlinear Schrodinger equation

David Ruiz, Gaetano Siciliano

arxiv:0910.5827 v1 · 2009-10-30 · 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{WN74GLG6OSIAD3Y5RJPINWCRHT}

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	2026-05-18T02:11:01.435699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b37fc32cde749001ef1d8a5e86d8513cf05d536d1880daf795bc49272807ae16

Aliases

arxiv: 0910.5827 · arxiv_version: 0910.5827v1 · doi: 10.48550/arxiv.0910.5827 · pith_short_12: WN74GLG6OSIA · pith_short_16: WN74GLG6OSIAD3Y5 · pith_short_8: WN74GLG6

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/WN74GLG6OSIAD3Y5RJPINWCRHT \
  | 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: b37fc32cde749001ef1d8a5e86d8513cf05d536d1880daf795bc49272807ae16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae31cdd5373c453e66eb8a99e102cdacd5f11990851f2a41cd06d0c8ddbbc951",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-10-30T09:57:39Z",
    "title_canon_sha256": "5d11f5dd3de6ce754443f23b0e77ee2fa45e9991c7d2aaf38f9cdd3b245b093c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5827",
    "kind": "arxiv",
    "version": 1
  }
}