Pith Number

pith:ZAWTPUPW

pith:2025:ZAWTPUPWCTPJ44OFLJVP4EC4HH

not attested not anchored not stored refs pending

Learned LSM-trees: Two Approaches Using Learned Bloom Filters

Nicholas Fidalgo, Puyuan Ye

arxiv:2508.00882 v1 · 2025-07-24 · cs.DS · 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{ZAWTPUPWCTPJ44OFLJVP4EC4HH}

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	2026-07-05T11:47:29.146986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c82d37d1f614de9e71c55a6afe105c39d937ac1760cb71a0bc3fd25f846f3fab

Aliases

arxiv: 2508.00882 · arxiv_version: 2508.00882v1 · doi: 10.48550/arxiv.2508.00882 · pith_short_12: ZAWTPUPWCTPJ · pith_short_16: ZAWTPUPWCTPJ44OF · pith_short_8: ZAWTPUPW

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/ZAWTPUPWCTPJ44OFLJVP4EC4HH \
  | 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: c82d37d1f614de9e71c55a6afe105c39d937ac1760cb71a0bc3fd25f846f3fab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a38592f0899596f434395d779b935aaaad283d9f532116ead04a027e6c679db",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-07-24T04:23:52Z",
    "title_canon_sha256": "c9e3e42eb2207d985008e72b3d288bec95273f3bbaa5c4ca3a9c6db5990f2e0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00882",
    "kind": "arxiv",
    "version": 1
  }
}