Pith Number

pith:DWKE3PMB

pith:2015:DWKE3PMBORWPVJS2WZFAGPW2O3

not attested not anchored not stored refs pending

Beating CountSketch for Heavy Hitters in Insertion Streams

David P. Woodruff, Nikita Ivkin, Stephen R. Chestnut, Vladimir Braverman

arxiv:1511.00661 v1 · 2015-11-02 · 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{DWKE3PMBORWPVJS2WZFAGPW2O3}

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	2026-05-18T01:28:06.913090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d944dbd81746cfaa65ab64a033eda76c4443b65ee9ea2aba135cf64d3c6080f

Aliases

arxiv: 1511.00661 · arxiv_version: 1511.00661v1 · doi: 10.48550/arxiv.1511.00661 · pith_short_12: DWKE3PMBORWP · pith_short_16: DWKE3PMBORWPVJS2 · pith_short_8: DWKE3PMB

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/DWKE3PMBORWPVJS2WZFAGPW2O3 \
  | 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: 1d944dbd81746cfaa65ab64a033eda76c4443b65ee9ea2aba135cf64d3c6080f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8ed1146e1381c5c2719691347ffc1f33a1be95871a86ca265e0dab575e169fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-11-02T20:03:39Z",
    "title_canon_sha256": "9fb8d443f9177d42c83d810c6b54e9ee787614b6b1b9bd9d28be7389c9533e62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.00661",
    "kind": "arxiv",
    "version": 1
  }
}