Pith Number

pith:CZ52WDIH

pith:2010:CZ52WDIHSXGYGTKRBNCPZXEML4

not attested not anchored not stored refs pending

A Streaming Approximation Algorithm for Klee's Measure Problem

Costas Busch, Gokarna Sharma, Srikanta Tirthapura

arxiv:1004.1569 v2 · 2010-04-09 · cs.DS · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZ52WDIHSXGYGTKRBNCPZXEML4}

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	2026-05-18T04:38:15.468968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

167bab0d0795cd834d510b44fcdc8c5f31d098e4fa621e9a27163ccfa8f8dfff

Aliases

arxiv: 1004.1569 · arxiv_version: 1004.1569v2 · doi: 10.48550/arxiv.1004.1569 · pith_short_12: CZ52WDIHSXGY · pith_short_16: CZ52WDIHSXGYGTKR · pith_short_8: CZ52WDIH

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/CZ52WDIHSXGYGTKRBNCPZXEML4 \
  | 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: 167bab0d0795cd834d510b44fcdc8c5f31d098e4fa621e9a27163ccfa8f8dfff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a6299a8ead5fc3913999e45e1fd51b04e0497935c33089fd9b9fdead681e7b5",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-04-09T14:59:08Z",
    "title_canon_sha256": "b333f764f9eb9b460746157368a32b02a6a9a6d5c54c78afa64afd5871d5b83f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1569",
    "kind": "arxiv",
    "version": 2
  }
}