Pith Number

pith:7YTAEZDL

pith:2013:7YTAEZDLRWUEFRMHO4ZAN3UZHZ

not attested not anchored not stored refs pending

K-Algorithm A Modified Technique for Noise Removal in Handwritten Documents

Kanika Bansal, Rajiv Kumar

arxiv:1306.1462 v1 · 2013-06-06 · 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{7YTAEZDLRWUEFRMHO4ZAN3UZHZ}

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	2026-05-18T03:21:34.152264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe2602646b8da842c587773206ee993e5249ce52f7be781dcee7b0bd8d366dfb

Aliases

arxiv: 1306.1462 · arxiv_version: 1306.1462v1 · doi: 10.48550/arxiv.1306.1462 · pith_short_12: 7YTAEZDLRWUE · pith_short_16: 7YTAEZDLRWUEFRMH · pith_short_8: 7YTAEZDL

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/7YTAEZDLRWUEFRMHO4ZAN3UZHZ \
  | 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: fe2602646b8da842c587773206ee993e5249ce52f7be781dcee7b0bd8d366dfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a11bba2842881cb870ab54c4f1767eac78238431aedb8685412c3c2a690c15e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-06-06T16:30:57Z",
    "title_canon_sha256": "c5500b4383e661ee9e46193fbc123f03ae07d808acc420abbae91749f3e37ae1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1462",
    "kind": "arxiv",
    "version": 1
  }
}