Pith Number

pith:KPSPZCQS

pith:2025:KPSPZCQSVBSY2WPNB7BLXBZ3GI

not attested not anchored not stored refs pending

Tight Bounds for Heavy-Hitters and Moment Estimation in the Sliding Window Model

David P. Woodruff, Shiyuan Feng, William Swartworth

arxiv:2504.21175 v1 · 2025-04-29 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPSPZCQSVBSY2WPNB7BLXBZ3GI}

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	2026-07-05T10:55:58.454267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e4fc8a12a8658d59ed0fc2bb873b32046e3fc7fb906d6404fe9cd14a726952

Aliases

arxiv: 2504.21175 · arxiv_version: 2504.21175v1 · doi: 10.48550/arxiv.2504.21175 · pith_short_12: KPSPZCQSVBSY · pith_short_16: KPSPZCQSVBSY2WPN · pith_short_8: KPSPZCQS

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/KPSPZCQSVBSY2WPNB7BLXBZ3GI \
  | 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: 53e4fc8a12a8658d59ed0fc2bb873b32046e3fc7fb906d6404fe9cd14a726952

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3723cb7f73df6c8394aebc2aae148200e102b424b9dd4aaf3c940aea70cec5e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-04-29T20:52:00Z",
    "title_canon_sha256": "cf27dabd6ee911b2e98f14a833d5044811f39220328be457a3b5cfc2362e3515"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21175",
    "kind": "arxiv",
    "version": 1
  }
}