Pith Number

pith:4QTSRUKW

pith:2010:4QTSRUKW6BHTUQVE5ROUASBIRJ

not attested not anchored not stored refs pending

Boundary Value Problems on Planar Graphs and Flat Surfaces with integer cone singularities, II: The mixed Dirichlet-Neumann Problem

Sa'ar Hersonsky

arxiv:1006.0026 v1 · 2010-05-31 · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QTSRUKW6BHTUQVE5ROUASBIRJ}

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	2026-05-18T03:48:23.630553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e42728d156f04f3a42a4ec5d4048288a7500f23bb208614a460ff01607d9f8ff

Aliases

arxiv: 1006.0026 · arxiv_version: 1006.0026v1 · doi: 10.48550/arxiv.1006.0026 · pith_short_12: 4QTSRUKW6BHT · pith_short_16: 4QTSRUKW6BHTUQVE · pith_short_8: 4QTSRUKW

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/4QTSRUKW6BHTUQVE5ROUASBIRJ \
  | 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: e42728d156f04f3a42a4ec5d4048288a7500f23bb208614a460ff01607d9f8ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bb52b4bc38dade8f83d754d6b4c2c185a16ed44e7f413f882a9378e866ae9e2",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-05-31T21:57:19Z",
    "title_canon_sha256": "8dea83170f0f69c1aa2a92fcfc53e3df3b0ee11acc930d8512ad9725aa68bb8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.0026",
    "kind": "arxiv",
    "version": 1
  }
}