Pith Number

pith:FL4NCM7A

pith:2014:FL4NCM7AJOAYWKKA2K6TEGC2GD

not attested not anchored not stored refs pending

Linear and nonlinear eigenvalue problems for Dirac systems in unbounded domains

Anna Capietto, Duccio Papini, Walter Dambrosio

arxiv:1406.5284 v2 · 2014-06-20 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FL4NCM7AJOAYWKKA2K6TEGC2GD}

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	2026-05-18T02:48:45.748134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2af8d133e04b818b2940d2bd32185a30eea5a69d49829dfddf65a65548a10f96

Aliases

arxiv: 1406.5284 · arxiv_version: 1406.5284v2 · doi: 10.48550/arxiv.1406.5284 · pith_short_12: FL4NCM7AJOAY · pith_short_16: FL4NCM7AJOAYWKKA · pith_short_8: FL4NCM7A

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/FL4NCM7AJOAYWKKA2K6TEGC2GD \
  | 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: 2af8d133e04b818b2940d2bd32185a30eea5a69d49829dfddf65a65548a10f96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5759b9de6cf19010743da03185d65056503587b0214121f968dca4babc98807",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-06-20T06:30:01Z",
    "title_canon_sha256": "00845ca97d6157f5c023200f8b8e342e0089507520928c2980d9b28223d29a99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5284",
    "kind": "arxiv",
    "version": 2
  }
}