Pith Number

pith:74NCDMXN

pith:2015:74NCDMXN5JEK5PMVOM2AGSRE66

not attested not anchored not stored refs pending

An Improved Feature Descriptor for Recognition of Handwritten Bangla Alphabet

Dipak Kumar Basu, Mahantapas Kundu, Mita Nasipuri, Nibaran Das, Ram Sarkar, Subhadip Basu

arxiv:1501.05497 v1 · 2015-01-22 · 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{74NCDMXN5JEK5PMVOM2AGSRE66}

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	2026-05-18T02:28:54.533867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff1a21b2edea48aebd957334034a24f7ab37668454dbb7bb423d4f74721960fe

Aliases

arxiv: 1501.05497 · arxiv_version: 1501.05497v1 · doi: 10.48550/arxiv.1501.05497 · pith_short_12: 74NCDMXN5JEK · pith_short_16: 74NCDMXN5JEK5PMV · pith_short_8: 74NCDMXN

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/74NCDMXN5JEK5PMVOM2AGSRE66 \
  | 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: ff1a21b2edea48aebd957334034a24f7ab37668454dbb7bb423d4f74721960fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a0ffed0378be35166c1cb7971108e2c0f2c1e075332cc91528f8a9a5ce41394",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-01-22T13:50:25Z",
    "title_canon_sha256": "6cda2ff43be82849e0d009e24f419c7e599480a95e84a8ee39ec2f2a0e260911"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05497",
    "kind": "arxiv",
    "version": 1
  }
}