Pith Number

pith:HTTSTW5U

pith:2009:HTTSTW5UL3HWLJMTMVFMFTQUC6

not attested not anchored not stored refs pending

Coordinated Weighted Sampling for Estimating Aggregates Over Multiple Weight Assignments

Edith Cohen, Haim Kaplan, Subhabrata Sen

arxiv:0906.4560 v2 · 2009-06-24 · cs.DB · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HTTSTW5UL3HWLJMTMVFMFTQUC6}

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	2026-05-18T04:36:40.552487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ce729dbb45ecf65a593654ac2ce1417bbde51e89d2c2d1296e2b30060aa444a

Aliases

arxiv: 0906.4560 · arxiv_version: 0906.4560v2 · doi: 10.48550/arxiv.0906.4560 · pith_short_12: HTTSTW5UL3HW · pith_short_16: HTTSTW5UL3HWLJMT · pith_short_8: HTTSTW5U

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/HTTSTW5UL3HWLJMTMVFMFTQUC6 \
  | 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: 3ce729dbb45ecf65a593654ac2ce1417bbde51e89d2c2d1296e2b30060aa444a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3769ad52fe02e497573dbb06dfcffcbac8288ad0aff15c8c856e58c3352f7afe",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2009-06-24T20:09:00Z",
    "title_canon_sha256": "fef784fd635b7d1fdecaff30d8ad2edd27616ed4c5f33e6b607f339b403effd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4560",
    "kind": "arxiv",
    "version": 2
  }
}