Pith Number

pith:DZQYWF5U

pith:2010:DZQYWF5UKQRUC5PL2Q3CTZ3NEG

not attested not anchored not stored refs pending

Faster Query Answering in Probabilistic Databases using Read-Once Functions

Sudeepa Roy, Val Tannen, Vittorio Perduca

arxiv:1012.0335 v2 · 2010-12-01 · 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{DZQYWF5UKQRUC5PL2Q3CTZ3NEG}

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	2026-05-18T02:23:16.941666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e618b17b454234175ebd43629e76d21b58a31a161c8460d57524c3772a60997

Aliases

arxiv: 1012.0335 · arxiv_version: 1012.0335v2 · doi: 10.48550/arxiv.1012.0335 · pith_short_12: DZQYWF5UKQRU · pith_short_16: DZQYWF5UKQRUC5PL · pith_short_8: DZQYWF5U

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/DZQYWF5UKQRUC5PL2Q3CTZ3NEG \
  | 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: 1e618b17b454234175ebd43629e76d21b58a31a161c8460d57524c3772a60997

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a639a07cae968c4dd6a1a1fbdbfe59c3212e7b31fb8a6551c422db59aa8d229",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2010-12-01T22:05:14Z",
    "title_canon_sha256": "7bca621479af6aa5094463aa8eab90476386c1cc556004618a805c370998e646"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0335",
    "kind": "arxiv",
    "version": 2
  }
}