Pith Number

pith:NZ2LDBKD

pith:2011:NZ2LDBKD6YEIGUXLIKBTSU36GO

not attested not anchored not stored refs pending

Spectral stability of vortices in two-dimensional Bose-Einstein condensates via the Evans function and Krein signature

Richard Koll\'ar, Robert L. Pego

arxiv:1103.0157 v2 · 2011-03-01 · math.AP · cond-mat.quant-gas · math-ph · math.MP · math.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZ2LDBKD6YEIGUXLIKBTSU36GO}

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	2026-05-18T03:45:40.259591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e74b18543f6088352eb428339537e33bc57bd850e2e236fe5842854ad89aae7

Aliases

arxiv: 1103.0157 · arxiv_version: 1103.0157v2 · doi: 10.48550/arxiv.1103.0157 · pith_short_12: NZ2LDBKD6YEI · pith_short_16: NZ2LDBKD6YEIGUXL · pith_short_8: NZ2LDBKD

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/NZ2LDBKD6YEIGUXLIKBTSU36GO \
  | 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: 6e74b18543f6088352eb428339537e33bc57bd850e2e236fe5842854ad89aae7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "030393615e508452f924700284684132c774121c7cc242b5c21a219ada4cd769",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "math-ph",
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-03-01T12:49:51Z",
    "title_canon_sha256": "a6f4a7e2327885e6c386ce9d6f667a2083cab3133499f652e1dfc4a9c6b49ec8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0157",
    "kind": "arxiv",
    "version": 2
  }
}