Pith Number

pith:D7FHKOA7

pith:2023:D7FHKOA7TGE3RE7O5CXDONUKYZ

not attested not anchored not stored refs pending

Free Join: Unifying Worst-Case Optimal and Traditional Joins

Dan Suciu, Max Willsey, Yisu Remy Wang

arxiv:2301.10841 v2 · 2023-01-25 · 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{D7FHKOA7TGE3RE7O5CXDONUKYZ}

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.

Cited by

1 paper in Pith

Omelets Need Onions: E-graphs Modulo Theories via Bottom-up E-matching

Receipt and verification

First computed	2026-07-05T05:36:33.386674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fca75381f9989b893eee8ae37368ac6649acbf584b7b8fe24142a6a094b45e2

Aliases

arxiv: 2301.10841 · arxiv_version: 2301.10841v2 · doi: 10.48550/arxiv.2301.10841 · pith_short_12: D7FHKOA7TGE3 · pith_short_16: D7FHKOA7TGE3RE7O · pith_short_8: D7FHKOA7

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/D7FHKOA7TGE3RE7O5CXDONUKYZ \
  | 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: 1fca75381f9989b893eee8ae37368ac6649acbf584b7b8fe24142a6a094b45e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3850cfd43be7398c6b7938380586b7212a364a8cd6824a807be31a9696c3474f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2023-01-25T21:39:13Z",
    "title_canon_sha256": "8852ae37559b3afe4cb70f99f1e8806487f22f0bafa624e5b92a65cf1c644228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.10841",
    "kind": "arxiv",
    "version": 2
  }
}