Pith Number

pith:M4PDEWU2

pith:2015:M4PDEWU2ARRYI4O6K6ST6ZFBFX

not attested not anchored not stored refs pending

Incidental Scene Text Understanding: Recent Progresses on ICDAR 2015 Robust Reading Competition Challenge 4

Chi Zhang, Cong Yao, Jianan Wu, Qi Yin, Shuchang Zhou, Xinyu Zhou, Zhimin Cao

arxiv:1511.09207 v2 · 2015-11-30 · 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{M4PDEWU2ARRYI4O6K6ST6ZFBFX}

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	2026-05-18T01:21:21.144375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

671e325a9a04638471de57a53f64a12dd5505be3231f387eed975d723dd7f36c

Aliases

arxiv: 1511.09207 · arxiv_version: 1511.09207v2 · doi: 10.48550/arxiv.1511.09207 · pith_short_12: M4PDEWU2ARRY · pith_short_16: M4PDEWU2ARRYI4O6 · pith_short_8: M4PDEWU2

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/M4PDEWU2ARRYI4O6K6ST6ZFBFX \
  | 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: 671e325a9a04638471de57a53f64a12dd5505be3231f387eed975d723dd7f36c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd69e3cdba9eda3b1cd5f8948589e79c4f298b7a5713799ce097cf3f79e81f02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-11-30T09:08:02Z",
    "title_canon_sha256": "b44bfdcf4da7a3a1d292aaee9e8d5ddecf78dd4dce1a985c7aac6008134a22e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.09207",
    "kind": "arxiv",
    "version": 2
  }
}