Pith Number

pith:EUSWSGBI

pith:2011:EUSWSGBIZNEH5GU4RNNCJJVM7B

not attested not anchored not stored refs pending

On a bifurcation value related to quasi-linear Schrodinger equations

Marco Caliari, Marco Squassina

arxiv:1111.0526 v3 · 2011-11-02 · 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{EUSWSGBIZNEH5GU4RNNCJJVM7B}

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	2026-05-18T04:05:46.797729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2525691828cb487e9a9c8b5a24a6acf844369ac06c458af8f04ddf85037b418c

Aliases

arxiv: 1111.0526 · arxiv_version: 1111.0526v3 · doi: 10.48550/arxiv.1111.0526 · pith_short_12: EUSWSGBIZNEH · pith_short_16: EUSWSGBIZNEH5GU4 · pith_short_8: EUSWSGBI

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/EUSWSGBIZNEH5GU4RNNCJJVM7B \
  | 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: 2525691828cb487e9a9c8b5a24a6acf844369ac06c458af8f04ddf85037b418c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0665b32d3bca543e392e11cb81d918f40b6b1b751becabf9535f580132083fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-11-02T15:10:10Z",
    "title_canon_sha256": "8c785e64c0903029ce2a8c52d58f08cafb4a76174e2d0757a2832ac7b7e4477a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0526",
    "kind": "arxiv",
    "version": 3
  }
}