Pith Number

pith:PWLV7OVO

pith:2015:PWLV7OVOBGBD4MYHMKEAKOMXBR

not attested not anchored not stored refs pending

Digging Deep into the layers of CNNs: In Search of How CNNs Achieve View Invariance

Ahmed Elgammal, Amr Bakry, Mohamed Elhoseiny, Tarek El-Gaaly

arxiv:1508.01983 v4 · 2015-08-09 · 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{PWLV7OVOBGBD4MYHMKEAKOMXBR}

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	2026-05-18T01:12:18.364082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d975fbaae09823e330762880539970c559640ee16891e68324d5f64713cc700

Aliases

arxiv: 1508.01983 · arxiv_version: 1508.01983v4 · doi: 10.48550/arxiv.1508.01983 · pith_short_12: PWLV7OVOBGBD · pith_short_16: PWLV7OVOBGBD4MYH · pith_short_8: PWLV7OVO

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/PWLV7OVOBGBD4MYHMKEAKOMXBR \
  | 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: 7d975fbaae09823e330762880539970c559640ee16891e68324d5f64713cc700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2a402a91c648e81b78ee22ddca36f8e28fd24a091541a0ff747796b366181fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-08-09T04:02:51Z",
    "title_canon_sha256": "334d0f45eadd85bebec4c5af6038ed187ab3702a843bf0f13ae1b7fc626e9bf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01983",
    "kind": "arxiv",
    "version": 4
  }
}