Pith Number

pith:UPHFALWH

pith:2018:UPHFALWH7P3ZA4HC4TGATMSKBA

not attested not anchored not stored refs pending

Recognition of Offline Handwritten Devanagari Numerals using Regional Weighted Run Length Features

Mita Nasipuri, Pawan Kumar Singh, Ram Sarkar, Supratim Das

arxiv:1806.11517 v1 · 2018-06-29 · 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{UPHFALWH7P3ZA4HC4TGATMSKBA}

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	2026-05-18T00:12:01.643707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ce502ec7fbf79070e2e4cc09b24a080dbe54d09cfcfb4084d4390f2bef1c44

Aliases

arxiv: 1806.11517 · arxiv_version: 1806.11517v1 · doi: 10.48550/arxiv.1806.11517 · pith_short_12: UPHFALWH7P3Z · pith_short_16: UPHFALWH7P3ZA4HC · pith_short_8: UPHFALWH

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/UPHFALWH7P3ZA4HC4TGATMSKBA \
  | 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: a3ce502ec7fbf79070e2e4cc09b24a080dbe54d09cfcfb4084d4390f2bef1c44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52d0a94e933ce6ec0e4c81e4d210f9c36f6e8d70ca0e1f6492ea108fa7b2d34d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-29T16:20:31Z",
    "title_canon_sha256": "a2171042fe3e4eb5bb013c81f97972d9f4fc4200d17fc9b74110a4e81b20284c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11517",
    "kind": "arxiv",
    "version": 1
  }
}