Pith Number

pith:VNL3GK7Z

pith:2021:VNL3GK7ZD2BOYULPK7QACOQXCZ

not attested not anchored not stored refs pending

Understanding and Accelerating Neural Architecture Search with Training-Free and Theory-Grounded Metrics

Humphrey Shi, Junru Wu, Wuyang Chen, Xinyu Gong, Yi Yang, Yunchao Wei, Zhangyang Wang, Zhicheng Yan

arxiv:2108.11939 v2 · 2021-08-26 · 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{VNL3GK7ZD2BOYULPK7QACOQXCZ}

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	2026-07-05T05:28:59.506282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab57b32bf91e82ec516f57e0013a17164b55b68969328736217d0699d574bd49

Aliases

arxiv: 2108.11939 · arxiv_version: 2108.11939v2 · doi: 10.48550/arxiv.2108.11939 · pith_short_12: VNL3GK7ZD2BO · pith_short_16: VNL3GK7ZD2BOYULP · pith_short_8: VNL3GK7Z

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/VNL3GK7ZD2BOYULPK7QACOQXCZ \
  | 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: ab57b32bf91e82ec516f57e0013a17164b55b68969328736217d0699d574bd49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "504163998de0a01dfc7110ca7789cb9556bede8a16fa3b86d5d0dcf6ca1cb319",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-26T17:52:07Z",
    "title_canon_sha256": "c6859a3ec8e3214013aa0137b43441af41e121d128290ed02d5031c1176e0828"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.11939",
    "kind": "arxiv",
    "version": 2
  }
}