Pith Number

pith:UE7C6J5A

pith:2018:UE7C6J5AKU56BDKUK3YK3PHW7N

not attested not anchored not stored refs pending

Multiplicity results and qualitative properties for semilinear elliptic problems with Neumann boundary conditions

Carlos Velez, Daniel Restrepo, Oscar Agudelo, Santiago Correa

arxiv:1801.01868 v1 · 2018-01-05 · 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{UE7C6J5AKU56BDKUK3YK3PHW7N}

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	2026-05-18T00:26:40.776589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a13e2f27a0553be08d5456f0adbcf6fb4c98560b613c639dd62c0f43cb68c53e

Aliases

arxiv: 1801.01868 · arxiv_version: 1801.01868v1 · doi: 10.48550/arxiv.1801.01868 · pith_short_12: UE7C6J5AKU56 · pith_short_16: UE7C6J5AKU56BDKU · pith_short_8: UE7C6J5A

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/UE7C6J5AKU56BDKUK3YK3PHW7N \
  | 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: a13e2f27a0553be08d5456f0adbcf6fb4c98560b613c639dd62c0f43cb68c53e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33f88d5d10f84281b88ce2c0562e6f5e8ba7e4f051e4d7cbfea75de7e4f462a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-01-05T18:46:43Z",
    "title_canon_sha256": "6309864f88f0d52ef3570662c3280aadd164cd28314bf4c57109a115831500a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01868",
    "kind": "arxiv",
    "version": 1
  }
}