Pith Number

pith:ZSZONN4O

pith:2020:ZSZONN4OFBTLNQIC7JPHICI4GY

not attested not anchored not stored refs pending

Automatic Signboard Detection and Localization in Densely Populated Developing Cities

Chowdhury Rafeed Rahman, Mahfuz Ara Proma, Md. Ahsan Habib Shuvo, Md. Amimul Basher, Md. Sadrul Islam Toaha, Sakib Bin Asad, S.M. Shahriar Haque, Tashin Ahmed

arxiv:2003.01936 v4 · 2020-03-04 · 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{ZSZONN4OFBTLNQIC7JPHICI4GY}

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	2026-07-05T04:50:08.913857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccb2e6b78e2866b6c102fa5e74091c3627ee3de856cf89ec4f1174f8ad0f9cde

Aliases

arxiv: 2003.01936 · arxiv_version: 2003.01936v4 · doi: 10.48550/arxiv.2003.01936 · pith_short_12: ZSZONN4OFBTL · pith_short_16: ZSZONN4OFBTLNQIC · pith_short_8: ZSZONN4O

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/ZSZONN4OFBTLNQIC7JPHICI4GY \
  | 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: ccb2e6b78e2866b6c102fa5e74091c3627ee3de856cf89ec4f1174f8ad0f9cde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df9bc063d492234a84d3c4b65b46bc47caadfa7578805d88793026c7893e49f2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-04T08:04:03Z",
    "title_canon_sha256": "0eae4f547f9379a72ebaa9729bb18ce1f9f8672622fb5e0460ce1f7661bce11b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.01936",
    "kind": "arxiv",
    "version": 4
  }
}