Pith Number

pith:4UCNMHBB

pith:2018:4UCNMHBBC3H7VNTSPQDMGWAPPK

not attested not anchored not stored refs pending

A High-Performance HOG Extractor on FPGA

Arnau Casadevall, David Castells-Rufas, Jordi Carrabina, Marc Codina, Vinh Ngo

arxiv:1802.02187 v1 · 2018-01-12 · 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{4UCNMHBBC3H7VNTSPQDMGWAPPK}

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	2026-05-18T00:24:09.041408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e504d61c2116cffab6727c06c3580f7a9c2113d41a3f2f3db3affaa266e5175c

Aliases

arxiv: 1802.02187 · arxiv_version: 1802.02187v1 · doi: 10.48550/arxiv.1802.02187 · pith_short_12: 4UCNMHBBC3H7 · pith_short_16: 4UCNMHBBC3H7VNTS · pith_short_8: 4UCNMHBB

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/4UCNMHBBC3H7VNTSPQDMGWAPPK \
  | 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: e504d61c2116cffab6727c06c3580f7a9c2113d41a3f2f3db3affaa266e5175c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "385c8bc6d706d9522d56bfed1e6e42115b2ceb44bdfabb1ef72f3c0b649797fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-12T18:12:43Z",
    "title_canon_sha256": "1b7eb0d256771e24b4ba4373f1e5d8796574fa0a5f6ef49c2a37a213d0d1289b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02187",
    "kind": "arxiv",
    "version": 1
  }
}