Pith Number

pith:LLY26KTD

pith:2018:LLY26KTDGAS37ZK4CRIJV3OGHE

not attested not anchored not stored refs pending

On an open question of Ricceri concerning a Kirchhoff-type problem

Csaba Farkas, Francesca Faraci

arxiv:1810.08224 v1 · 2018-10-18 · 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{LLY26KTDGAS37ZK4CRIJV3OGHE}

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	2026-05-18T00:02:48.719011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5af1af2a633025bfe55c14509aedc6392a3a079550aeaf042b1434af167fbeb2

Aliases

arxiv: 1810.08224 · arxiv_version: 1810.08224v1 · doi: 10.48550/arxiv.1810.08224 · pith_short_12: LLY26KTDGAS3 · pith_short_16: LLY26KTDGAS37ZK4 · pith_short_8: LLY26KTD

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/LLY26KTDGAS37ZK4CRIJV3OGHE \
  | 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: 5af1af2a633025bfe55c14509aedc6392a3a079550aeaf042b1434af167fbeb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28e4b9f18ff30113de31e7b616f97d0ed9dd3f94b3d94b9fb017f5e999b36dc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-18T18:17:00Z",
    "title_canon_sha256": "28f74226c1ef7713c1ec25b19c789435e8d557071fb9dc737ac8248073ebaf22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08224",
    "kind": "arxiv",
    "version": 1
  }
}