Pith Number

pith:7F3T5SS7

pith:2017:7F3T5SS7ISZEK7SXIDZCBD66WU

not attested not anchored not stored refs pending

Handwritten Arabic Numeral Recognition using Deep Learning Neural Networks

Abdul Kawsar Tushar, Akm Ashiquzzaman

arxiv:1702.04663 v1 · 2017-02-15 · 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{7F3T5SS7ISZEK7SXIDZCBD66WU}

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	2026-05-18T00:50:40.973398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9773eca5f44b2457e5740f2208fdeb539a0b300915fe322113a9cbe4ca7f330

Aliases

arxiv: 1702.04663 · arxiv_version: 1702.04663v1 · doi: 10.48550/arxiv.1702.04663 · pith_short_12: 7F3T5SS7ISZE · pith_short_16: 7F3T5SS7ISZEK7SX · pith_short_8: 7F3T5SS7

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/7F3T5SS7ISZEK7SXIDZCBD66WU \
  | 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: f9773eca5f44b2457e5740f2208fdeb539a0b300915fe322113a9cbe4ca7f330

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3882d2b1d28bf167e11f75966eb1ace4ef9ea7f6edb7cbb1eb7553412dc3aa5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-15T16:06:15Z",
    "title_canon_sha256": "2a4a90f5224cfb8b4b96e292e7733f46e8b748a0ea3f7f1ed44c61b47a859572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04663",
    "kind": "arxiv",
    "version": 1
  }
}