Pith Number

pith:4BLBKSCA

pith:2016:4BLBKSCA2LVMR235RXEUCFKKR6

not attested not anchored not stored refs pending

Geometric Hitting Set for Segments of Few Orientations

Cynthia A. Phillips, Joseph S. B. Mitchell, Kan Huang, Ojas Parekh, S\'andor P. Fekete

arxiv:1603.06077 v2 · 2016-03-19 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4BLBKSCA2LVMR235RXEUCFKKR6}

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	2026-05-18T00:54:47.894803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e056154840d2eac8eb7d8dc941154a8f95df2987e1f1cb56c2d4a4cbd074ec2e

Aliases

arxiv: 1603.06077 · arxiv_version: 1603.06077v2 · doi: 10.48550/arxiv.1603.06077 · pith_short_12: 4BLBKSCA2LVM · pith_short_16: 4BLBKSCA2LVMR235 · pith_short_8: 4BLBKSCA

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/4BLBKSCA2LVMR235RXEUCFKKR6 \
  | 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: e056154840d2eac8eb7d8dc941154a8f95df2987e1f1cb56c2d4a4cbd074ec2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67478d06089bd1b0d87abf2e00242239c0d67ea204f086bd7ba4db3c1294b4de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2016-03-19T10:21:30Z",
    "title_canon_sha256": "8065fcd0d086702d1d180898c9d0809fea7d7fa1c76c0a086740a01561b10015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.06077",
    "kind": "arxiv",
    "version": 2
  }
}