Pith Number

pith:MGXGBIZR

pith:2015:MGXGBIZRALOUQBUZTU7ANRLCXH

not attested not anchored not stored refs pending

Semi-dynamic connectivity in the plane

Michael Kerber, Sergio Cabello

arxiv:1502.03690 v1 · 2015-02-12 · cs.CG · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MGXGBIZRALOUQBUZTU7ANRLCXH}

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	2026-05-18T02:27:17.033210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61ae60a33102dd4806999d3e06c562b9e5aa7654c1c61d3ec520c3323e06ece5

Aliases

arxiv: 1502.03690 · arxiv_version: 1502.03690v1 · doi: 10.48550/arxiv.1502.03690 · pith_short_12: MGXGBIZRALOU · pith_short_16: MGXGBIZRALOUQBUZ · pith_short_8: MGXGBIZR

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/MGXGBIZRALOUQBUZTU7ANRLCXH \
  | 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: 61ae60a33102dd4806999d3e06c562b9e5aa7654c1c61d3ec520c3323e06ece5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fec44be0fec2b85b85f228e8ac75c0d854619b121199eab376f46f5cea87233",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-02-12T15:03:56Z",
    "title_canon_sha256": "a1232baa322e2a31eef56e84f409e0b8fe8725d69de8c9eb36d076074a3435e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03690",
    "kind": "arxiv",
    "version": 1
  }
}