Pith Number

pith:KQLFMVZF

pith:2013:KQLFMVZFPCMF74P4DUW7DQFVKS

not attested not anchored not stored refs pending

Handwritten and Printed Text Separation in Real Document

Abdel Bela\"id (LORIA), K.C. Santosh (LORIA), Vincent Poulain D'Andecy

arxiv:1303.4614 v1 · 2013-03-19 · 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{KQLFMVZFPCMF74P4DUW7DQFVKS}

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	2026-05-18T03:30:26.716531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

541656572578985ff1fc1d2df1c0b554835bbb1d81d6180a4a8ce3b3f08db0ce

Aliases

arxiv: 1303.4614 · arxiv_version: 1303.4614v1 · doi: 10.48550/arxiv.1303.4614 · pith_short_12: KQLFMVZFPCMF · pith_short_16: KQLFMVZFPCMF74P4 · pith_short_8: KQLFMVZF

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/KQLFMVZFPCMF74P4DUW7DQFVKS \
  | 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: 541656572578985ff1fc1d2df1c0b554835bbb1d81d6180a4a8ce3b3f08db0ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53528c33f0373e8e4aa95c639f7f1825b5a6707f88f6e4b11170d2802a7f16ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-03-19T14:23:24Z",
    "title_canon_sha256": "58fd60cdfaba07b1545d45fbb33b82840b574eb359cc5d934b2d956d17323a22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4614",
    "kind": "arxiv",
    "version": 1
  }
}