Pith Number

pith:4G4DJPXB

pith:2021:4G4DJPXBTRRWICT4GCODI3F34J

not attested not anchored not stored refs pending

RectiNet-v2: A stacked network architecture for document image dewarping

Hmrishav Bandyopadhyay, Mita Nasipuri, Nibaran Das, Tanmoy Dasgupta

arxiv:2102.01120 v1 · 2021-02-01 · 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{4G4DJPXBTRRWICT4GCODI3F34J}

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	2026-07-05T02:11:27.096811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1b834bee19c63640a7c309c346cbbe27501d6f59c316f31fced1750f90f4c86

Aliases

arxiv: 2102.01120 · arxiv_version: 2102.01120v1 · doi: 10.48550/arxiv.2102.01120 · pith_short_12: 4G4DJPXBTRRW · pith_short_16: 4G4DJPXBTRRWICT4 · pith_short_8: 4G4DJPXB

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/4G4DJPXBTRRWICT4GCODI3F34J \
  | 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: e1b834bee19c63640a7c309c346cbbe27501d6f59c316f31fced1750f90f4c86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c6ae523197dc7d165ed7acfe58870e0dec6545bffe4bec4eb72d6854185cb53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-01T19:26:17Z",
    "title_canon_sha256": "3c9015814c6a4cf6b0b05c8114c651df4d93daa5aa8b493ee64152922c92aa7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01120",
    "kind": "arxiv",
    "version": 1
  }
}