Pith Number

pith:GHI3IPER

pith:2021:GHI3IPERJ7KOQUTI3QSMGY3RHU

not attested not anchored not stored refs pending

PERT: A Progressively Region-based Network for Scene Text Removal

Hongtao Xie, Shancheng Fang, Yadong Qu, Yongdong Zhang, Yuxin Wang

arxiv:2106.13029 v2 · 2021-06-24 · 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{GHI3IPERJ7KOQUTI3QSMGY3RHU}

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	2026-07-05T03:13:30.164211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31d1b43c914fd4e85268dc24c363713d29d2c2cc7c10afff5274f1f2eaa2c7e9

Aliases

arxiv: 2106.13029 · arxiv_version: 2106.13029v2 · doi: 10.48550/arxiv.2106.13029 · pith_short_12: GHI3IPERJ7KO · pith_short_16: GHI3IPERJ7KOQUTI · pith_short_8: GHI3IPER

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/GHI3IPERJ7KOQUTI3QSMGY3RHU \
  | 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: 31d1b43c914fd4e85268dc24c363713d29d2c2cc7c10afff5274f1f2eaa2c7e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79a81b49c8bb6bb9cdc9e70939adf5ebf758bd1c3e699ce0d6928c4174a0aa7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-06-24T14:06:06Z",
    "title_canon_sha256": "56251397a68d2106ec4268cfc3a37cc2885c9f64925bb3118c6b2b593dc45cf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13029",
    "kind": "arxiv",
    "version": 2
  }
}