Pith Number

pith:BDO34KIO

pith:2014:BDO34KIOU7WXBDZ35TXO7MCFLC

not attested not anchored not stored refs pending

H\'enon type equations and concentration on spheres

Ederson Moreira dos Santos, Filomena Pacella

arxiv:1407.6581 v1 · 2014-07-24 · 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{BDO34KIOU7WXBDZ35TXO7MCFLC}

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	2026-05-18T01:19:57.631494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08ddbe290ea7ed708f3beceeefb0455897515c1f56d80d47c17a30683632d30f

Aliases

arxiv: 1407.6581 · arxiv_version: 1407.6581v1 · doi: 10.48550/arxiv.1407.6581 · pith_short_12: BDO34KIOU7WX · pith_short_16: BDO34KIOU7WXBDZ3 · pith_short_8: BDO34KIO

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/BDO34KIOU7WXBDZ35TXO7MCFLC \
  | 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: 08ddbe290ea7ed708f3beceeefb0455897515c1f56d80d47c17a30683632d30f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80eb39019b4ca8f0cfbc30cb537125afd0613dd06ce5f00e84a0ba5a631561e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-07-24T13:51:48Z",
    "title_canon_sha256": "9a1b4844ab9553a3d2c76c109b3a891dd45f7bb977b92c81b302da41b22dcf8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6581",
    "kind": "arxiv",
    "version": 1
  }
}