Pith Number

pith:E6RS62JT

pith:2020:E6RS62JTU2DPAQLHAU2IMWG7BI

not attested not anchored not stored refs pending

Learned Indexes for a Google-scale Disk-based Database

Alex Beutel, Andy Ly, Christopher Olston, Deniz Alt{\i}nb\"uken, Ed H. Chi, Hussam Abu-Libdeh, Lyric Doshi, Tim Kraska, Xiaozhou (Steve) Li

arxiv:2012.12501 v1 · 2020-12-23 · cs.DB · cs.DC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6RS62JTU2DPAQLHAU2IMWG7BI}

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

Evaluating Learned Spatial Indexes

Receipt and verification

First computed	2026-07-05T02:01:36.712542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27a32f6933a686f0416705348658df0a21c942fec3c9b82975280c00d75a2a5d

Aliases

arxiv: 2012.12501 · arxiv_version: 2012.12501v1 · doi: 10.48550/arxiv.2012.12501 · pith_short_12: E6RS62JTU2DP · pith_short_16: E6RS62JTU2DPAQLH · pith_short_8: E6RS62JT

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/E6RS62JTU2DPAQLHAU2IMWG7BI \
  | 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: 27a32f6933a686f0416705348658df0a21c942fec3c9b82975280c00d75a2a5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fbce2ec2287599af237c0d3e76625d73342ef13e7fd4a6b8b6d94d6019905da",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2020-12-23T05:56:45Z",
    "title_canon_sha256": "fd5b423150be4153cd74de229c31c7ea85dd13d509892653b8348f82ac11169c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.12501",
    "kind": "arxiv",
    "version": 1
  }
}