Pith Number

pith:SKVPU4WE

pith:2006:SKVPU4WECB5LQAVM7ZG4X6J4HD

not attested not anchored not stored refs pending

Spanners for Geometric Intersection Graphs

Martin Furer, Shiva Prasad Kasiviswanathan

arxiv:cs/0605029 v1 · 2006-05-07 · 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{SKVPU4WECB5LQAVM7ZG4X6J4HD}

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	2026-05-18T03:43:40.791934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92aafa72c4107ab802acfe4dcbf93c38e96e413df51542c11e22633b25893de1

Aliases

arxiv: cs/0605029 · arxiv_version: cs/0605029v1 · doi: 10.48550/arxiv.cs/0605029 · pith_short_12: SKVPU4WECB5L · pith_short_16: SKVPU4WECB5LQAVM · pith_short_8: SKVPU4WE

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/SKVPU4WECB5LQAVM7ZG4X6J4HD \
  | 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: 92aafa72c4107ab802acfe4dcbf93c38e96e413df51542c11e22633b25893de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e603f242b3352e8c89f015e7af579fd5fb88632181b512b0b686fc3b472dc58b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CG",
    "submitted_at": "2006-05-07T23:38:00Z",
    "title_canon_sha256": "b4d030d36b415390d1dc8c406ee02de80d97772e50c94761b6160f288dda083f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0605029",
    "kind": "arxiv",
    "version": 1
  }
}