Pith Number

pith:VMEQTBYN

pith:2011:VMEQTBYNYEEVSPGIJPRMZFHHS7

not attested not anchored not stored refs pending

Scattering for solutions of NLS in the exterior of a 2d star--shaped obstacle

Fabrice Planchon, Luis Vega

arxiv:1111.0277 v2 · 2011-11-01 · 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{VMEQTBYNYEEVSPGIJPRMZFHHS7}

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	2026-05-18T03:49:32.846907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab0909870dc109593cc84be2cc94e797e2954501571757beaf4163af14044fdf

Aliases

arxiv: 1111.0277 · arxiv_version: 1111.0277v2 · doi: 10.48550/arxiv.1111.0277 · pith_short_12: VMEQTBYNYEEV · pith_short_16: VMEQTBYNYEEVSPGI · pith_short_8: VMEQTBYN

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/VMEQTBYNYEEVSPGIJPRMZFHHS7 \
  | 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: ab0909870dc109593cc84be2cc94e797e2954501571757beaf4163af14044fdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a9f006a56952ee263a435487cfa01f18586db903951ff4d28e54e22836e83d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-11-01T19:20:26Z",
    "title_canon_sha256": "bb7a8ae492d7a99814f891a603d6102c6b92bfd601a053d6290fb191746a6ee1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0277",
    "kind": "arxiv",
    "version": 2
  }
}