Pith Number

pith:YQW2W3FZ

pith:2021:YQW2W3FZGRNUIXQYWLENSL2O5U

not attested not anchored not stored refs pending

On the Importance of Sampling in Training GCNs: Tighter Analysis and Variance Reduction

Mehrdad Mahdavi, Morteza Ramezani, Weilin Cong

arxiv:2103.02696 v2 · 2021-03-03 · cs.LG · cs.AI · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YQW2W3FZGRNUIXQYWLENSL2O5U}

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	2026-07-05T03:27:29.627720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c42dab6cb9345b445e18b2c8d92f4eed303d14a8890c97faf872698a9489f27f

Aliases

arxiv: 2103.02696 · arxiv_version: 2103.02696v2 · doi: 10.48550/arxiv.2103.02696 · pith_short_12: YQW2W3FZGRNU · pith_short_16: YQW2W3FZGRNUIXQY · pith_short_8: YQW2W3FZ

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/YQW2W3FZGRNUIXQYWLENSL2O5U \
  | 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: c42dab6cb9345b445e18b2c8d92f4eed303d14a8890c97faf872698a9489f27f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6f0bea6a05af92c2b337af08d834e0ef28abc1a8511501f8f1db5ee73324603",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-03T21:31:23Z",
    "title_canon_sha256": "ba93d3e8e792ea39373811e8377a6db6d61738c4e59fcbab1f8419887600c7d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.02696",
    "kind": "arxiv",
    "version": 2
  }
}