Pith Number

pith:457664L7

pith:2022:457664L75GLXTZE62WLWAW7P63

not attested not anchored not stored refs pending

Delving Deeper into Cross-lingual Visual Question Answering

Anna Korhonen, Chen Liu, Iryna Gurevych, Ivan Vuli\'c, Jonas Pfeiffer

arxiv:2202.07630 v2 · 2022-02-15 · 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{457664L75GLXTZE62WLWAW7P63}

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	2026-07-05T06:18:58.645239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77fef717fe99779e49ed597605beff6c75a41f769e9013972fc0e63de44eb5e

Aliases

arxiv: 2202.07630 · arxiv_version: 2202.07630v2 · doi: 10.48550/arxiv.2202.07630 · pith_short_12: 457664L75GLX · pith_short_16: 457664L75GLXTZE6 · pith_short_8: 457664L7

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/457664L75GLXTZE62WLWAW7P63 \
  | 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: e77fef717fe99779e49ed597605beff6c75a41f769e9013972fc0e63de44eb5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "131c189338d3ff5b3ac881780c1befa081c015845a5289059360a4fd414f65cc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-02-15T18:22:18Z",
    "title_canon_sha256": "547bfff0b11816bbab0a47df3cbd307523ae764f04a88f55294610ac55955dde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07630",
    "kind": "arxiv",
    "version": 2
  }
}