Pith Number

pith:OVJT23WR

pith:2017:OVJT23WRABX5RKXEKDAZ3V6AXL

not attested not anchored not stored refs pending

Automatic Document Image Binarization using Bayesian Optimization

Anders Hast, Ekta Vats, Prashant Singh

arxiv:1709.01782 v3 · 2017-09-06 · cs.IR · 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{OVJT23WRABX5RKXEKDAZ3V6AXL}

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	2026-05-18T00:22:52.629210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75533d6ed1006fd8aae450c19dd7c0bacd3fd68c5e851106fa14ae8b94f40867

Aliases

arxiv: 1709.01782 · arxiv_version: 1709.01782v3 · doi: 10.48550/arxiv.1709.01782 · pith_short_12: OVJT23WRABX5 · pith_short_16: OVJT23WRABX5RKXE · pith_short_8: OVJT23WR

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/OVJT23WRABX5RKXEKDAZ3V6AXL \
  | 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: 75533d6ed1006fd8aae450c19dd7c0bacd3fd68c5e851106fa14ae8b94f40867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36b260d8389091274da1a312589e3fedf1b809f54cd77a236c691cfdbbbece4d",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-09-06T11:47:31Z",
    "title_canon_sha256": "b106c2b0b98edac895b83cd8b577a4e501f4b801cbc0bacd163c3f6efce6ed67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01782",
    "kind": "arxiv",
    "version": 3
  }
}