Pith Number

pith:FNALBBTX

pith:2026:FNALBBTXSJSTVFCMEC5E2HF5UD

not attested not anchored not stored refs pending

MosaicJoin: Compact Semantic Sketches for Value-Level Join Discovery

Eden Wu, Grace Fan, Juliana Freire, Majid Daliri

arxiv:2607.21781 v1 · 2026-07-23 · cs.DB · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FNALBBTXSJSTVFCMEC5E2HF5UD}

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	2026-07-27T00:20:20.653911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b40b0867792653a944c20ba4d1cbda0c2e3b7b008bcfd903993a1c14cd5b6e3

Aliases

arxiv: 2607.21781 · arxiv_version: 2607.21781v1 · doi: 10.48550/arxiv.2607.21781 · pith_short_12: FNALBBTXSJST · pith_short_16: FNALBBTXSJSTVFCM · pith_short_8: FNALBBTX

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/FNALBBTXSJSTVFCMEC5E2HF5UD \
  | 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: 2b40b0867792653a944c20ba4d1cbda0c2e3b7b008bcfd903993a1c14cd5b6e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "793e94ea8785539de7e599da667c21c6e12f403ed513bd504b16341108986d5d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-07-23T19:55:19Z",
    "title_canon_sha256": "138cc16defb854dacb27bdf4c1d27902241b6210df191bbdb1ab2b848ef02e05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21781",
    "kind": "arxiv",
    "version": 1
  }
}