Pith Number

pith:GUEAOC3N

pith:2019:GUEAOC3NBT2H3SBD7A6FNFJBRB

not attested not anchored not stored refs pending

A Cost Efficient Approach to Correct OCR Errors in Large Document Collections

C. V. Jawahar, Deepayan Das, Jerin Philip, Minesh Mathew

arxiv:1905.11739 v1 · 2019-05-28 · 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{GUEAOC3NBT2H3SBD7A6FNFJBRB}

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	2026-05-17T23:44:52.447084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3508070b6d0cf47dc823f83c569521886cf4c0b97a093e22a174a8e6e6463a23

Aliases

arxiv: 1905.11739 · arxiv_version: 1905.11739v1 · doi: 10.48550/arxiv.1905.11739 · pith_short_12: GUEAOC3NBT2H · pith_short_16: GUEAOC3NBT2H3SBD · pith_short_8: GUEAOC3N

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/GUEAOC3NBT2H3SBD7A6FNFJBRB \
  | 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: 3508070b6d0cf47dc823f83c569521886cf4c0b97a093e22a174a8e6e6463a23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dcd8876fb313f3b4f605893104482234c03f6db2e072699c8c809b32417b27a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-28T11:11:57Z",
    "title_canon_sha256": "64a2206d55d67068a9dba89dc9aa865d4d4678411812a620c0e61410520bd391"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11739",
    "kind": "arxiv",
    "version": 1
  }
}