Pith Number

pith:YGC7BLHE

pith:2021:YGC7BLHEADWF4MD34AL7PI5UJ3

not attested not anchored not stored refs pending

xGQA: Cross-Lingual Visual Question Answering

Aishwarya Kamath, Gregor Geigle, Iryna Gurevych, Ivan Vuli\'c, Jan-Martin O. Steitz, Jonas Pfeiffer, Stefan Roth

arxiv:2109.06082 v2 · 2021-09-13 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGC7BLHEADWF4MD34AL7PI5UJ3}

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	2026-07-05T04:05:59.671200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c185f0ace400ec5e307be017f7a3b44ec1659654556f25556544263fda79e676

Aliases

arxiv: 2109.06082 · arxiv_version: 2109.06082v2 · doi: 10.48550/arxiv.2109.06082 · pith_short_12: YGC7BLHEADWF · pith_short_16: YGC7BLHEADWF4MD3 · pith_short_8: YGC7BLHE

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/YGC7BLHEADWF4MD34AL7PI5UJ3 \
  | 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: c185f0ace400ec5e307be017f7a3b44ec1659654556f25556544263fda79e676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde41d664379c5d112c722097f96f1abb3a0b1e77d17e4386cc914d184dfa151",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-13T15:58:21Z",
    "title_canon_sha256": "a96299ed8e8df0fda011f764b2b0675d29e490121f14585129422720aa016c2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.06082",
    "kind": "arxiv",
    "version": 2
  }
}