Pith Number

pith:QZK2YNCE

pith:2020:QZK2YNCEV7TSUFG5QEJ276LVMB

not attested not anchored not stored refs pending

The Lottery Ticket Hypothesis for Pre-trained BERT Networks

Jonathan Frankle, Michael Carbin, Shiyu Chang, Sijia Liu, Tianlong Chen, Yang Zhang, Zhangyang Wang

arxiv:2007.12223 v2 · 2020-07-23 · cs.LG · cs.CL · cs.NE · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZK2YNCEV7TSUFG5QEJ276LVMB}

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	2026-07-05T01:43:58.365985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8655ac3444afe72a14dd8113aff975607c51961c868f869e4c3fbd2d99cb8de6

Aliases

arxiv: 2007.12223 · arxiv_version: 2007.12223v2 · doi: 10.48550/arxiv.2007.12223 · pith_short_12: QZK2YNCEV7TS · pith_short_16: QZK2YNCEV7TSUFG5 · pith_short_8: QZK2YNCE

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/QZK2YNCEV7TSUFG5QEJ276LVMB \
  | 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: 8655ac3444afe72a14dd8113aff975607c51961c868f869e4c3fbd2d99cb8de6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2320cd9010e9bacc954d35e9a770e98f0e47f036a30d50da8656bc4871a788a9",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.NE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-07-23T19:35:39Z",
    "title_canon_sha256": "23794e89ccb64747555abe14401a8b1805eac35a3d5b60a61c9af8e8f613fe86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.12223",
    "kind": "arxiv",
    "version": 2
  }
}