Pith Number

pith:XRYVEIOW

pith:2021:XRYVEIOW2JP32FSFXJSGKF624X

not attested not anchored not stored refs pending

Explore the Knowledge contained in Network Weights to Obtain Sparse Neural Networks

Mengqiao Han, Xiabi Liu, Zhaoyang Hai, Zhengwen Li

arxiv:2103.15590 v2 · 2021-03-26 · 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{XRYVEIOW2JP32FSFXJSGKF624X}

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	2026-07-05T02:35:02.527394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc715221d6d25fbd1645ba646517dae5eb1f68e62aee425a1711304af67769ec

Aliases

arxiv: 2103.15590 · arxiv_version: 2103.15590v2 · doi: 10.48550/arxiv.2103.15590 · pith_short_12: XRYVEIOW2JP3 · pith_short_16: XRYVEIOW2JP32FSF · pith_short_8: XRYVEIOW

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/XRYVEIOW2JP32FSFXJSGKF624X \
  | 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: bc715221d6d25fbd1645ba646517dae5eb1f68e62aee425a1711304af67769ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39f7862a7dbad43d82d5e39b5f33d93ae96e70242fe052d67993bc306cc66098",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-26T11:29:40Z",
    "title_canon_sha256": "65414c27bb2c20f3503f9f9adf2e00d2e07a5f7041bff25b6ed60aacae5a79a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15590",
    "kind": "arxiv",
    "version": 2
  }
}