Pith Number

pith:LWZFHMS4

pith:2018:LWZFHMS4W64FTA7YTJOEYM4A3U

not attested not anchored not stored refs pending

Learning to Speed Up Query Planning in Graph Databases

F A Rezaur Rahman Chowdhury, Janardhan Rao Doppa, Md Rakibul Islam, Mohammad Hossain Namaki, Yinghui Wu

arxiv:1801.06766 v1 · 2018-01-21 · cs.DB · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWZFHMS4W64FTA7YTJOEYM4A3U}

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	2026-05-18T00:25:27.815779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5db253b25cb7b85983f89a5c4c3380dd0a65845b8d9b80c885589a2e56fcafed

Aliases

arxiv: 1801.06766 · arxiv_version: 1801.06766v1 · doi: 10.48550/arxiv.1801.06766 · pith_short_12: LWZFHMS4W64F · pith_short_16: LWZFHMS4W64FTA7Y · pith_short_8: LWZFHMS4

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/LWZFHMS4W64FTA7YTJOEYM4A3U \
  | 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: 5db253b25cb7b85983f89a5c4c3380dd0a65845b8d9b80c885589a2e56fcafed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ea9b6dfe56990411f060f22edff992b18d41f6d34a1ddbf564870cad2c54d44",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-01-21T04:49:23Z",
    "title_canon_sha256": "a28feba7458dbd56f3e79fa9b412a2da3b77379b69448424982139c22c0363bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06766",
    "kind": "arxiv",
    "version": 1
  }
}