Pith Number

pith:XC7SCI5F

pith:2014:XC7SCI5F2ZHNYRJ6Y2KI6TQSVM

not attested not anchored not stored refs pending

Unsupervised learning of clutter-resistant visual representations from natural videos

Joel Z. Leibo, Qianli Liao, Tomaso Poggio

arxiv:1409.3879 v2 · 2014-09-12 · 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{XC7SCI5F2ZHNYRJ6Y2KI6TQSVM}

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	2026-05-18T02:17:54.452181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8bf2123a5d64edc453ec6948f4e12ab10ad437fd97881dc0991bb3260d8cbce

Aliases

arxiv: 1409.3879 · arxiv_version: 1409.3879v2 · doi: 10.48550/arxiv.1409.3879 · pith_short_12: XC7SCI5F2ZHN · pith_short_16: XC7SCI5F2ZHNYRJ6 · pith_short_8: XC7SCI5F

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/XC7SCI5F2ZHNYRJ6Y2KI6TQSVM \
  | 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: b8bf2123a5d64edc453ec6948f4e12ab10ad437fd97881dc0991bb3260d8cbce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2ddcc003e197aed03060567b47a6bf213832d71d5c462f7766971d856f7b052",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-09-12T22:35:08Z",
    "title_canon_sha256": "5f602a0277ff559f39bb3ac57ff445af73be513d8cfa6cb5f5b901c938609c3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3879",
    "kind": "arxiv",
    "version": 2
  }
}