Pith Number

pith:F3BL6T2G

pith:2021:F3BL6T2GJEGXSB5I5JS7YNF64S

not attested not anchored not stored refs pending

Urdu text in natural scene images: a new dataset and preliminary text detection

Ahmad Fayyaz, Ali Zahir, Fazal Wahab Karam, Ghulam Mujtaba, Hazrat Ali, Khalid Iqbal, Mohammad Farhad Bulbul

arxiv:2109.08060 v1 · 2021-09-16 · cs.CV · cs.LG · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F3BL6T2GJEGXSB5I5JS7YNF64S}

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	2026-07-05T03:15:04.762862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ec2bf4f46490d7907a8ea65fc34bee4bbb147713ffb08e7c908659dc64697e2

Aliases

arxiv: 2109.08060 · arxiv_version: 2109.08060v1 · doi: 10.48550/arxiv.2109.08060 · pith_short_12: F3BL6T2GJEGX · pith_short_16: F3BL6T2GJEGXSB5I · pith_short_8: F3BL6T2G

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/F3BL6T2GJEGXSB5I5JS7YNF64S \
  | 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: 2ec2bf4f46490d7907a8ea65fc34bee4bbb147713ffb08e7c908659dc64697e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "317fadb109cf7ce2f8db6ee1276ab3b2d45664f5622d985fdb4104e8ef1bbec7",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-16T15:41:50Z",
    "title_canon_sha256": "a906b2509b220de4d7cd12c70fa4044d9ec6a4d16daea932585f893ce85f3464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.08060",
    "kind": "arxiv",
    "version": 1
  }
}