Pith Number

pith:FLS3HFHF

pith:2021:FLS3HFHFT64QFSA7F2LJFNST4P

not attested not anchored not stored refs pending

Flow-Loss: Learning Cardinality Estimates That Matter

Andreas Kipf, Hongzi Mao, Mohammad Alizadeh, Nesime Tatbul, Parimarjan Negi, Ryan Marcus, Tim Kraska

arxiv:2101.04964 v1 · 2021-01-13 · 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{FLS3HFHFT64QFSA7F2LJFNST4P}

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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.

Cited by

1 paper in Pith

HERO: Hint-Based Efficient and Reliable Query Optimizer

Receipt and verification

First computed	2026-07-05T02:06:36.582829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae5b394e59fb902c81f2e9692b653e3d89996fbf9d7e6101877421bcfd8a9c0

Aliases

arxiv: 2101.04964 · arxiv_version: 2101.04964v1 · doi: 10.48550/arxiv.2101.04964 · pith_short_12: FLS3HFHFT64Q · pith_short_16: FLS3HFHFT64QFSA7 · pith_short_8: FLS3HFHF

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/FLS3HFHFT64QFSA7F2LJFNST4P \
  | 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: 2ae5b394e59fb902c81f2e9692b653e3d89996fbf9d7e6101877421bcfd8a9c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80465b1683196484df02a4a33041bef355d461ea8a5e9ec58b9cc95c0c7275cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2021-01-13T09:50:32Z",
    "title_canon_sha256": "7f3371c88bad8fbb40a045e55f3bfcfe9ca168b51720f474b342e97efb5b3e09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.04964",
    "kind": "arxiv",
    "version": 1
  }
}