Pith Number

pith:27VDBQRG

pith:2018:27VDBQRGQ5XXAWJSKY6GHSMTIM

not attested not anchored not stored refs pending

Image Handling and Processing for Efficient Parking Space Detection and Navigation Aid

Charan Vallapaneni, Chetan Sai Tutika, Karthikeyan B

arxiv:1807.02424 v1 · 2018-07-06 · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27VDBQRGQ5XXAWJSKY6GHSMTIM}

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	2026-05-18T00:11:22.072023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7ea30c226876f705932563c63c993432307a9174f9a8cab8c294394dec583ee

Aliases

arxiv: 1807.02424 · arxiv_version: 1807.02424v1 · doi: 10.48550/arxiv.1807.02424 · pith_short_12: 27VDBQRGQ5XX · pith_short_16: 27VDBQRGQ5XXAWJS · pith_short_8: 27VDBQRG

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/27VDBQRGQ5XXAWJSKY6GHSMTIM \
  | 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: d7ea30c226876f705932563c63c993432307a9174f9a8cab8c294394dec583ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "114c7a72d1ea524100ddec6713ba49ee2a656398cc63a0eac1eaebff34e69b28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2018-07-06T14:02:17Z",
    "title_canon_sha256": "b413774744922e1b5522fe2208459c1e0e0e839accad17e899bfb2e4505225aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02424",
    "kind": "arxiv",
    "version": 1
  }
}