Pith Number

pith:WHAZW7SK

pith:2013:WHAZW7SKXZIGIQVIQIWAOBJPM5

not attested not anchored not stored refs pending

Auto-pooling: Learning to Improve Invariance of Image Features from Image Sequences

Kazuyuki Aihara, Sainbayar Sukhbaatar, Takaki Makino

arxiv:1301.3323 v4 · 2013-01-15 · cs.CV · 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{WHAZW7SKXZIGIQVIQIWAOBJPM5}

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	2026-05-18T03:30:41.064111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1c19b7e4abe506442a8822c07052f674724cf064f00d5fa832b58ee8f636e1a

Aliases

arxiv: 1301.3323 · arxiv_version: 1301.3323v4 · doi: 10.48550/arxiv.1301.3323 · pith_short_12: WHAZW7SKXZIG · pith_short_16: WHAZW7SKXZIGIQVI · pith_short_8: WHAZW7SK

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/WHAZW7SKXZIGIQVIQIWAOBJPM5 \
  | 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: b1c19b7e4abe506442a8822c07052f674724cf064f00d5fa832b58ee8f636e1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6642af68b1d072c7b4169c4fb8869bdac6ecd382fd8acd5debb616727e1b4fb9",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-01-15T12:47:39Z",
    "title_canon_sha256": "37d1840e36310683fbc4c8a4275a795138caece163b577d73f14ddfd703004b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3323",
    "kind": "arxiv",
    "version": 4
  }
}