Pith Number

pith:O6JOOOOT

pith:2012:O6JOOOOT3IPBWKRFDON6FYGS7D

not attested not anchored not stored refs pending

Localisation of Numerical Date Field in an Indian Handwritten Document

Kalyan Ghosh, Pallab Kumar Sahu, S Arunkumar, Sudeep Gorai

arxiv:1211.2116 v1 · 2012-11-09 · 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{O6JOOOOT3IPBWKRFDON6FYGS7D}

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	2026-05-18T03:41:11.693935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7792e739d3da1e1b2a251b9be2e0d2f8f8d054b1dfb62ecc87d3ef5172a495e0

Aliases

arxiv: 1211.2116 · arxiv_version: 1211.2116v1 · doi: 10.48550/arxiv.1211.2116 · pith_short_12: O6JOOOOT3IPB · pith_short_16: O6JOOOOT3IPBWKRF · pith_short_8: O6JOOOOT

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/O6JOOOOT3IPBWKRFDON6FYGS7D \
  | 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: 7792e739d3da1e1b2a251b9be2e0d2f8f8d054b1dfb62ecc87d3ef5172a495e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c4764f9813d21a9d5476b8399da38a07a1d1b478b2835783eaf2e77840dac27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-11-09T12:59:11Z",
    "title_canon_sha256": "e152b71f92c149895e14730b6940c2567d7411519256e575f47d346c2b9c6b0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2116",
    "kind": "arxiv",
    "version": 1
  }
}