Pith Number

pith:UOIGCA5Y

pith:2012:UOIGCA5YSWT44J5PDHAIBJE7VN

not attested not anchored not stored refs pending

An Overdetermined Problem in Potential Theory

Dmitry Khavinson, Erik Lundberg, Razvan Teodorescu

arxiv:1205.5165 v2 · 2012-05-23 · math.CV · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UOIGCA5YSWT44J5PDHAIBJE7VN}

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	2026-05-18T01:22:26.625378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3906103b895a7ce27af19c080a49fab403e4a3e6fd5589580c7652bb024213a

Aliases

arxiv: 1205.5165 · arxiv_version: 1205.5165v2 · doi: 10.48550/arxiv.1205.5165 · pith_short_12: UOIGCA5YSWT4 · pith_short_16: UOIGCA5YSWT44J5P · pith_short_8: UOIGCA5Y

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/UOIGCA5YSWT44J5PDHAIBJE7VN \
  | 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: a3906103b895a7ce27af19c080a49fab403e4a3e6fd5589580c7652bb024213a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69c7a2acbf38dc67357c47862b85c6e765dfd3ddd6b670fd2ccf02a3b0a3b107",
    "cross_cats_sorted": [
      "math.AP",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2012-05-23T13:23:10Z",
    "title_canon_sha256": "d7ab0a0c202668d92a3e2c8a82208c38e88993b340944995b0449ad041ac4fe5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5165",
    "kind": "arxiv",
    "version": 2
  }
}