Pith Number

pith:NKXHPFB7

pith:2021:NKXHPFB7CFUTP7NBQ22B5VPQJ6

not attested not anchored not stored refs pending

Classic versus deep learning approaches to address computer vision challenges

Jean-Christophe Nebel, Nati Ofir

arxiv:2101.09744 v3 · 2021-01-24 · 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{NKXHPFB7CFUTP7NBQ22B5VPQJ6}

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	2026-07-05T03:21:08.069513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6aae77943f116937fda186b41ed5f04f9302df9dba519a11680cd37bd1536ce0

Aliases

arxiv: 2101.09744 · arxiv_version: 2101.09744v3 · doi: 10.48550/arxiv.2101.09744 · pith_short_12: NKXHPFB7CFUT · pith_short_16: NKXHPFB7CFUTP7NB · pith_short_8: NKXHPFB7

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/NKXHPFB7CFUTP7NBQ22B5VPQJ6 \
  | 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: 6aae77943f116937fda186b41ed5f04f9302df9dba519a11680cd37bd1536ce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "944826dd8b24a13615296fde0c907f5d487af08515520c6b8595fffa1605d7b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-01-24T16:27:23Z",
    "title_canon_sha256": "9500a1b1378b5bf29170b9c6b665bd80673e5b0757263643333d1fabee357d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09744",
    "kind": "arxiv",
    "version": 3
  }
}