Pith Number

pith:IOXQTDIB

pith:2021:IOXQTDIBI7XDIEKCCALYVBYNWF

not attested not anchored not stored refs pending

Efficient Document Image Classification Using Region-Based Graph Neural Network

Eric Bunch, Glenn Fung, Jaya Krishna Mandivarapu, Qian You

arxiv:2106.13802 v1 · 2021-06-25 · 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{IOXQTDIBI7XDIEKCCALYVBYNWF}

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	2026-07-05T02:52:26.342870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43af098d0147ee34114210178a870db144ac57fbe6fd5ee038077cd00b9f9bb2

Aliases

arxiv: 2106.13802 · arxiv_version: 2106.13802v1 · doi: 10.48550/arxiv.2106.13802 · pith_short_12: IOXQTDIBI7XD · pith_short_16: IOXQTDIBI7XDIEKC · pith_short_8: IOXQTDIB

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/IOXQTDIBI7XDIEKCCALYVBYNWF \
  | 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: 43af098d0147ee34114210178a870db144ac57fbe6fd5ee038077cd00b9f9bb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb6e158897efaf17ac1aaf9d2ad7061d84af9bb02d6f3c1c431c169a6443af5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-06-25T17:57:04Z",
    "title_canon_sha256": "c16128acf34c9180872ab440808bcaba15c3d3475c5f9609ae288cbdfd523809"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13802",
    "kind": "arxiv",
    "version": 1
  }
}