Pith Number

pith:DGXQUWDD

pith:2020:DGXQUWDD64WOLZQIWSQKBIDYIG

not attested not anchored not stored refs pending

Visual Question Answering for Cultural Heritage

Alberto Del Bimbo, Andrew D. Bagdanov, Federico Becattini, Pietro Bongini

arxiv:2003.09853 v1 · 2020-03-22 · cs.CV · 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{DGXQUWDD64WOLZQIWSQKBIDYIG}

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	2026-07-05T02:02:33.189677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19af0a5863f72ce5e608b4a0a0a078418656053dc3fe85ed95d4a151d021384a

Aliases

arxiv: 2003.09853 · arxiv_version: 2003.09853v1 · doi: 10.48550/arxiv.2003.09853 · pith_short_12: DGXQUWDD64WO · pith_short_16: DGXQUWDD64WOLZQI · pith_short_8: DGXQUWDD

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/DGXQUWDD64WOLZQIWSQKBIDYIG \
  | 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: 19af0a5863f72ce5e608b4a0a0a078418656053dc3fe85ed95d4a151d021384a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9009319efc2a9ac97234b75d1ddd8c989406c756fdb5431bf1632f1a30a45d42",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-22T10:26:08Z",
    "title_canon_sha256": "795094a3410f2cbf2a0c6027d5757335de24d1024845b72a02a6982d6e1fa235"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.09853",
    "kind": "arxiv",
    "version": 1
  }
}