Pith Number

pith:BTYGJ46H

pith:2012:BTYGJ46HRMFZMXL73BO7RGPNVS

not attested not anchored not stored refs pending

Finding Efficient Region in The Plane with Line segments

Jack Wang

arxiv:1210.7638 v10 · 2012-10-29 · cs.DS · 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{BTYGJ46HRMFZMXL73BO7RGPNVS}

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	2026-05-18T00:11:51.280377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cf064f3c78b0b965d7fd85df899edacb811fa0fdd89bee1426dd48aae828241

Aliases

arxiv: 1210.7638 · arxiv_version: 1210.7638v10 · doi: 10.48550/arxiv.1210.7638 · pith_short_12: BTYGJ46HRMFZ · pith_short_16: BTYGJ46HRMFZMXL7 · pith_short_8: BTYGJ46H

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/BTYGJ46HRMFZMXL73BO7RGPNVS \
  | 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: 0cf064f3c78b0b965d7fd85df899edacb811fa0fdd89bee1426dd48aae828241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bdfc1c9cea017d406f49f016c691b5ac97f9970867c923a3650067c1e65f5e9",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-10-29T12:27:18Z",
    "title_canon_sha256": "0779844b122e2c1690b03ed69ec8d86076a3ae4a8fcc7dc73202b16c752a95d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7638",
    "kind": "arxiv",
    "version": 10
  }
}