Pith Number

pith:Q4D6IRIC

pith:2010:Q4D6IRICV5AEXQDX3S2HR42FO4

not attested not anchored not stored refs pending

Convolutional Matching Pursuit and Dictionary Training

Arthur Szlam, Koray Kavukcuoglu, Yann LeCun

arxiv:1010.0422 v1 · 2010-10-03 · 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{Q4D6IRICV5AEXQDX3S2HR42FO4}

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	2026-05-18T04:39:58.465024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8707e44502af404bc077dcb478f345772b9cb9081d352a1afa994f7f350a066a

Aliases

arxiv: 1010.0422 · arxiv_version: 1010.0422v1 · doi: 10.48550/arxiv.1010.0422 · pith_short_12: Q4D6IRICV5AE · pith_short_16: Q4D6IRICV5AEXQDX · pith_short_8: Q4D6IRIC

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/Q4D6IRICV5AEXQDX3S2HR42FO4 \
  | 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: 8707e44502af404bc077dcb478f345772b9cb9081d352a1afa994f7f350a066a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98065d4be288586b6e3e1b4a29cc2e621c67191637eaccf6c4d754adf1b81283",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2010-10-03T16:55:56Z",
    "title_canon_sha256": "e3d057ea46f7e098860c38fb8070f9f4ae9d9274bf1d9f190a131f7aac6d0dc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0422",
    "kind": "arxiv",
    "version": 1
  }
}