Pith Number

pith:ZKQJD7BZ

pith:2009:ZKQJD7BZWNMZHY6HZWSNW5R67G

not attested not anchored not stored refs pending

Face-based Selection of Corners in 3D Substructuring

Jakub \v{S}\'istek, Jaroslav Novotn\'y, Marta \v{C}ert\'ikov\'a, Pavel Burda

arxiv:0911.1245 v2 · 2009-11-06 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZKQJD7BZWNMZHY6HZWSNW5R67G}

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	2026-05-18T03:07:41.626779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caa091fc39b35993e3c7cda4db763ef9aee1e7d36eefc9d2ab04fa69cad9426a

Aliases

arxiv: 0911.1245 · arxiv_version: 0911.1245v2 · doi: 10.48550/arxiv.0911.1245 · pith_short_12: ZKQJD7BZWNMZ · pith_short_16: ZKQJD7BZWNMZHY6H · pith_short_8: ZKQJD7BZ

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/ZKQJD7BZWNMZHY6HZWSNW5R67G \
  | 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: caa091fc39b35993e3c7cda4db763ef9aee1e7d36eefc9d2ab04fa69cad9426a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03ee59197930b4f1c6b216ac339710feacf0bd4bebf0fc81f57000f906445008",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2009-11-06T13:27:24Z",
    "title_canon_sha256": "2362c3add7a06791f4f30754b09a2ef8b1355dbbf90b4e10c33445da9f2c4e42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.1245",
    "kind": "arxiv",
    "version": 2
  }
}