Pith Number

pith:V32JG4YE

pith:2021:V32JG4YE3JN7CJDCZSSD53UUXB

not attested not anchored not stored refs pending

Sparse Deep Learning: A New Framework Immune to Local Traps and Miscalibration

Faming Liang, Wenjun Xiong, Yan Sun

arxiv:2110.00653 v2 · 2021-10-01 · 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{V32JG4YE3JN7CJDCZSSD53UUXB}

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	2026-07-05T03:36:57.270032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aef4937304da5bf12462cca43eee94b843392c329548423e4fe33c9d5b1ebdef

Aliases

arxiv: 2110.00653 · arxiv_version: 2110.00653v2 · doi: 10.48550/arxiv.2110.00653 · pith_short_12: V32JG4YE3JN7 · pith_short_16: V32JG4YE3JN7CJDC · pith_short_8: V32JG4YE

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/V32JG4YE3JN7CJDCZSSD53UUXB \
  | 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: aef4937304da5bf12462cca43eee94b843392c329548423e4fe33c9d5b1ebdef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbf7afca268cf0a21697b34a6ca930a2f93fd46a9ae74773ee6498a2de5e158a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-10-01T21:16:34Z",
    "title_canon_sha256": "7fcf0a1466b9ad59ef2713f499f68bdf787fca2ba025f63506ca55ffe412835d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.00653",
    "kind": "arxiv",
    "version": 2
  }
}