Pith Number

pith:COWBTT4L

pith:2018:COWBTT4L24HD2XFXUSPILCZIAS

not attested not anchored not stored refs pending

Towards a Hands-Free Query Optimizer through Deep Learning

Olga Papaemmanouil, Ryan Marcus

arxiv:1809.10212 v2 · 2018-09-26 · 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{COWBTT4L24HD2XFXUSPILCZIAS}

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	2026-05-17T23:58:08.427291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13ac19cf8bd70e3d5cb7a49e858b28048926ef40e2faa2c4e1b5acf6877e1e05

Aliases

arxiv: 1809.10212 · arxiv_version: 1809.10212v2 · doi: 10.48550/arxiv.1809.10212 · pith_short_12: COWBTT4L24HD · pith_short_16: COWBTT4L24HD2XFX · pith_short_8: COWBTT4L

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/COWBTT4L24HD2XFXUSPILCZIAS \
  | 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: 13ac19cf8bd70e3d5cb7a49e858b28048926ef40e2faa2c4e1b5acf6877e1e05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750d46ce0efae89c90e93b3048aea7c0c759c59d4cf44039bbb507b8d02bfccf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-09-26T19:51:03Z",
    "title_canon_sha256": "dd690715d548ca412b114e1f76aab25688f5b53aeaf2d3b1f00e671aa30358ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10212",
    "kind": "arxiv",
    "version": 2
  }
}