Pith Number

pith:72XL2YKK

pith:2018:72XL2YKK3MI74WBNMV76FBDVDL

not attested not anchored not stored refs pending

Cuttlefish: A Lightweight Primitive for Adaptive Query Processing

Alvin Cheung, Johannes Gehrke, Magdalena Balazinska, Tomer Kaftan

arxiv:1802.09180 v1 · 2018-02-26 · cs.DB · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{72XL2YKK3MI74WBNMV76FBDVDL}

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	2026-05-18T00:22:34.483610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

feaebd614adb11fe582d657fe284751ac3aa394e60dbe71c66e7cd836ad6eacd

Aliases

arxiv: 1802.09180 · arxiv_version: 1802.09180v1 · doi: 10.48550/arxiv.1802.09180 · pith_short_12: 72XL2YKK3MI7 · pith_short_16: 72XL2YKK3MI74WBN · pith_short_8: 72XL2YKK

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/72XL2YKK3MI74WBNMV76FBDVDL \
  | 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: feaebd614adb11fe582d657fe284751ac3aa394e60dbe71c66e7cd836ad6eacd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83ea1949a8012dcf11ff8a9823c0d527b3f3ec0c9cb5774ab6e3d9201231be87",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-02-26T06:50:43Z",
    "title_canon_sha256": "9867f0664353738cdebb508bcabec4ba9b3c1521772b9e40ae1765c5c2aedcb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09180",
    "kind": "arxiv",
    "version": 1
  }
}