Pith Number

pith:EIWFJ5X7

pith:2021:EIWFJ5X77EJQDFN64JCDCTQXVW

not attested not anchored not stored refs pending

Breaking The Dimension Dependence in Sparse Distribution Estimation under Communication Constraints

Ayfer \"Ozg\"ur, Peter Kairouz, Wei-Ning Chen

arxiv:2106.08597 v1 · 2021-06-16 · stat.ML · 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{EIWFJ5X77EJQDFN64JCDCTQXVW}

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	2026-07-05T02:49:59.789197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

222c54f6fff9130195bee244314e17adbdedd21a6f94d293f1fcc4e824023525

Aliases

arxiv: 2106.08597 · arxiv_version: 2106.08597v1 · doi: 10.48550/arxiv.2106.08597 · pith_short_12: EIWFJ5X77EJQ · pith_short_16: EIWFJ5X77EJQDFN6 · pith_short_8: EIWFJ5X7

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/EIWFJ5X77EJQDFN64JCDCTQXVW \
  | 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: 222c54f6fff9130195bee244314e17adbdedd21a6f94d293f1fcc4e824023525

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd579559497f953d7c4c9c3ae171f37133bd0e32cf4bccf5dd3b8e2b9197a3a2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-06-16T07:52:14Z",
    "title_canon_sha256": "2c03fd97533e28f13715b37cc8e1b6033b95ffd962cf61f083a0e7165ab84177"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.08597",
    "kind": "arxiv",
    "version": 1
  }
}