Pith Number

pith:CIXUEI5U

pith:2012:CIXUEI5UROZ3SC7MQZHRQNP47O

not attested not anchored not stored refs pending

FDB: A Query Engine for Factorised Relational Databases

Dan Olteanu, Jakub Z\'avodn\'y, Nurzhan Bakibayev

arxiv:1203.2672 v1 · 2012-03-12 · cs.DB · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIXUEI5UROZ3SC7MQZHRQNP47O}

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	2026-05-18T04:00:14.993819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

122f4223b48bb3b90bec864f1835fcfb9e63cb6852fba9dedad958a1a126e146

Aliases

arxiv: 1203.2672 · arxiv_version: 1203.2672v1 · doi: 10.48550/arxiv.1203.2672 · pith_short_12: CIXUEI5UROZ3 · pith_short_16: CIXUEI5UROZ3SC7M · pith_short_8: CIXUEI5U

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/CIXUEI5UROZ3SC7MQZHRQNP47O \
  | 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: 122f4223b48bb3b90bec864f1835fcfb9e63cb6852fba9dedad958a1a126e146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a779f77694867ebc5b49794363ec70fcc70bb0935302718961e637f1bd607bf7",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-03-12T23:19:09Z",
    "title_canon_sha256": "24e4d8df0666921b5cdacc7431f81a5f97b23573b17304e95cf8a60f392062ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2672",
    "kind": "arxiv",
    "version": 1
  }
}