Pith Number

pith:NOXAFBOK

pith:2014:NOXAFBOKSZENNAD3VPEWK2QVYX

not attested not anchored not stored refs pending

Recognizing implicitly given rational canal surfaces

Jan Vr\v{s}ek, Miroslav L\'avi\v{c}ka

arxiv:1410.3628 v1 · 2014-10-14 · cs.SC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NOXAFBOKSZENNAD3VPEWK2QVYX}

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	2026-05-18T02:40:09.338910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bae0285ca9648d6807babc9656a15c5e635103cf82fbeab6018c8e3bdc61962

Aliases

arxiv: 1410.3628 · arxiv_version: 1410.3628v1 · doi: 10.48550/arxiv.1410.3628 · pith_short_12: NOXAFBOKSZEN · pith_short_16: NOXAFBOKSZENNAD3 · pith_short_8: NOXAFBOK

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/NOXAFBOKSZENNAD3VPEWK2QVYX \
  | 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: 6bae0285ca9648d6807babc9656a15c5e635103cf82fbeab6018c8e3bdc61962

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "466475aabd3dd0b75e5ad8206ba5b43f4aa350903733c32d9a1a30a59b07ed28",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2014-10-14T09:46:44Z",
    "title_canon_sha256": "e7cc9f0bf1304ee9a4d2a5726d62a6f6e083cb44c7ec038eac4349874c1e9683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3628",
    "kind": "arxiv",
    "version": 1
  }
}