Pith Number

pith:LFNZ5QJZ

pith:2021:LFNZ5QJZ4DMA55X4RAP756JBWU

not attested not anchored not stored refs pending

Exploring the Common Principal Subspace of Deep Features in Neural Networks

Dejing Dou, Dongrui Wu, Haoran Liu, Haoyi Xiong, Haozhe An, Yaqing Wang

arxiv:2110.02863 v1 · 2021-10-06 · 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{LFNZ5QJZ4DMA55X4RAP756JBWU}

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	2026-07-05T03:20:30.777759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

595b9ec139e0d80ef6fc881ffef921b53f8da6edf9b6fd3d2b94b4ed0567ace8

Aliases

arxiv: 2110.02863 · arxiv_version: 2110.02863v1 · doi: 10.48550/arxiv.2110.02863 · pith_short_12: LFNZ5QJZ4DMA · pith_short_16: LFNZ5QJZ4DMA55X4 · pith_short_8: LFNZ5QJZ

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/LFNZ5QJZ4DMA55X4RAP756JBWU \
  | 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: 595b9ec139e0d80ef6fc881ffef921b53f8da6edf9b6fd3d2b94b4ed0567ace8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2b6f3707c6256e910a63f5135052bf89c76bc16bfa902c80833d0e395f24b5b",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-10-06T15:48:32Z",
    "title_canon_sha256": "aeaba240b9998fa8953715cf49b7958a5e99505f079ee88e9ce1fc772c287100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02863",
    "kind": "arxiv",
    "version": 1
  }
}