Pith Number

pith:5GOQD4UA

pith:2018:5GOQD4UAABBM4MKHPG4R7ZGSWP

not attested not anchored not stored refs pending

Automatic Large-Scale Data Acquisition via Crowdsourcing for Crosswalk Classification: A Deep Learning Approach

Alberto F. De Souza, Franco Schmidt Rossi, Rodrigo F. Berriel, Thiago Oliveira-Santos

arxiv:1805.11970 v1 · 2018-05-30 · 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{5GOQD4UAABBM4MKHPG4R7ZGSWP}

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	2026-05-18T00:14:35.614821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e99d01f2800042ce314779b91fe4d2b3dca60d646b4fa7434c1965578ef59ebb

Aliases

arxiv: 1805.11970 · arxiv_version: 1805.11970v1 · doi: 10.48550/arxiv.1805.11970 · pith_short_12: 5GOQD4UAABBM · pith_short_16: 5GOQD4UAABBM4MKH · pith_short_8: 5GOQD4UA

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/5GOQD4UAABBM4MKHPG4R7ZGSWP \
  | 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: e99d01f2800042ce314779b91fe4d2b3dca60d646b4fa7434c1965578ef59ebb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b01bc5735fadb19503a75f65b775694206355ed602a1b568efb52ebc77d90f89",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-05-30T13:55:14Z",
    "title_canon_sha256": "02a7cdc8f511635ceb4bf748ef6b21a657419e43d171820da3b98605c848719f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11970",
    "kind": "arxiv",
    "version": 1
  }
}